{"id":6595,"date":"2025-07-31T00:00:00","date_gmt":"2025-07-31T00:00:00","guid":{"rendered":"https:\/\/lp.szlogic.cn\/glossary\/transimpedance-amplifiers-tias-how-they-work-and-applications\/"},"modified":"2026-06-22T08:45:09","modified_gmt":"2026-06-22T08:45:09","slug":"transimpedance-amplifiers-tias-how-they-work-and-applications","status":"publish","type":"post","link":"https:\/\/resourceslp.szlogic.cn\/ja\/glossary\/transimpedance-amplifiers-tias-how-they-work-and-applications","title":{"rendered":"\u30c8\u30e9\u30f3\u30b9\u30a4\u30f3\u30d4\u30fc\u30c0\u30f3\u30b9\u5897\u5e45\u5668\uff08TIA\uff09\u3068\u306f\uff1f \u5149\u53d7\u4fe1\u6a5f\u306e\u300c\u5fc3\u81d3\u90e8\u300d\u3092\u89e3\u8aac"},"content":{"rendered":"<figure class=\"wp-block-image aligncenter size-large\"><img fetchpriority=\"high\" decoding=\"async\" width=\"1200\" height=\"712\" src=\"https:\/\/resourceslp.szlogic.cn\/wp-content\/uploads\/2026\/05\/cd747298222843efba063032b8f77c81.webp\" alt=\"What Is a Transimpedance Amplifier and How Does It Work\" class=\"wp-image-6592\" srcset=\"https:\/\/resourceslp.szlogic.cn\/wp-content\/uploads\/2026\/05\/cd747298222843efba063032b8f77c81.webp 1200w, https:\/\/resourceslp.szlogic.cn\/wp-content\/uploads\/2026\/05\/cd747298222843efba063032b8f77c81-300x178.webp 300w, https:\/\/resourceslp.szlogic.cn\/wp-content\/uploads\/2026\/05\/cd747298222843efba063032b8f77c81-1024x608.webp 1024w, https:\/\/resourceslp.szlogic.cn\/wp-content\/uploads\/2026\/05\/cd747298222843efba063032b8f77c81-768x456.webp 768w, https:\/\/resourceslp.szlogic.cn\/wp-content\/uploads\/2026\/05\/cd747298222843efba063032b8f77c81-18x12.webp 18w\" sizes=\"(max-width: 1200px) 100vw, 1200px\" \/><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\"><span class=\"qc-p1-tag\" style=\"color: rgb(64, 64, 64);\">\u5149\u901a\u4fe1\u3068\u3044\u3046\u8907\u96d1\u306a\u4e16\u754c\u3067\u306f\u3001\u30c7\u30fc\u30bf\u304c\u5149\u5b50\u3068\u3057\u3066\u5149\u901f\u3067\u4f1d\u9001\u3055\u308c\u307e\u3059\u304c\u3001\u305d\u306e\u5149\u30d9\u30fc\u30b9\u306e\u60c5\u5831\u3092\u3001\u79c1\u305f\u3061\u306e\u30c7\u30b8\u30bf\u30eb\u4e16\u754c\u304c\u7406\u89e3\u3067\u304d\u308b\u96fb\u6c17\u4fe1\u53f7\u306b\u9759\u304b\u306b\u5909\u63db\u3059\u308b\u91cd\u8981\u306a\u96fb\u5b50\u90e8\u54c1\u304c\u5b58\u5728\u3057\u307e\u3059\u3002\u305d\u308c\u304c <\/span><span class=\"qc-p1-tag\"><strong>\u30c8\u30e9\u30f3\u30b9\u30a4\u30f3\u30d4\u30fc\u30c0\u30f3\u30b9\u5897\u5e45\u5668\uff08TIA\uff09<\/strong><\/span><span class=\"qc-p1-tag\" style=\"color: rgb(64, 64, 64);\">. \u3067\u3059\u3002\u5149\u53d7\u4fe1\u6a5f\u306e\u300c\u7b2c1\u6bb5\u968e\u300d\u3068\u3082\u547c\u3070\u308c\u308b\u3053\u306e\u90e8\u54c1\u306e\u6027\u80fd\u306f\u3001\u9ad8\u901f\u30c7\u30fc\u30bf\u30bb\u30f3\u30bf\u30fc\u9593\u63a5\u7d9a\u304b\u3089FTTH\uff08\u30d5\u30a1\u30a4\u30d0\u30fc\u30fb\u30c8\u30a5\u30fb\u30b6\u30fb\u30db\u30fc\u30e0\uff09\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u306b\u81f3\u308b\u307e\u3067\u3001\u3055\u307e\u3056\u307e\u306a\u30b7\u30b9\u30c6\u30e0\u306e <\/span><span class=\"qc-p1-tag\"><strong>\u611f\u5ea6\u3001\u5e2f\u57df\u5e45\u3001\u304a\u3088\u3073\u5168\u4f53\u7684\u306a\u4fe1\u983c\u6027<\/strong><\/span><span class=\"qc-p1-tag\" style=\"color: rgb(64, 64, 64);\"> \u3092\u6839\u672c\u7684\u306b\u6c7a\u5b9a\u3057\u307e\u3059\u3002\u300c\u201c<\/span><span class=\"qc-p1-tag\"><strong>\u5149\u5b66\u306b\u304a\u3051\u308bTIA\u3068\u306f\u4f55\u304b<\/strong><\/span><span class=\"qc-p1-tag\" style=\"color: rgb(64, 64, 64);\">\u201d\u300d\u3092\u7406\u89e3\u3059\u308b\u3053\u3068\u306f\u3001\u30d5\u30a9\u30c8\u30cb\u30af\u30b9\u3001\u5149\u30cd\u30c3\u30c8\u30ef\u30fc\u30ad\u30f3\u30b0\u3001\u3042\u308b\u3044\u306f\u9ad8\u901f\u96fb\u5b50\u56de\u8def\u306b\u95a2\u308f\u308b\u3059\u3079\u3066\u306e\u4eba\u306b\u3068\u3063\u3066\u4e0d\u53ef\u6b20\u3067\u3059\u3002.<\/span><\/p>\n\n\n\n<h2 class=\"wp-block-heading\"><strong>\u27a3 \u30c8\u30e9\u30f3\u30b9\u30a4\u30f3\u30d4\u30fc\u30c0\u30f3\u30b9\u5897\u5e45\u5668\uff08TIA\uff09\u3068\u306f\u6b63\u78ba\u306b\u306f\u4f55\u3067\u3057\u3087\u3046\u304b\uff1f<\/strong><\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">\u6838\u5fc3\u3068\u306a\u308b\u306e\u306f\u3001 <strong>\u30c8\u30e9\u30f3\u30b9\u30a4\u30f3\u30d4\u30fc\u30c0\u30f3\u30b9\u5897\u5e45\u5668\uff08TIA\uff09<\/strong> \u306f\u3001\u7279\u6b8a\u306a <strong>\u96fb\u6d41\uff0d\u96fb\u5727\u5909\u63db\u5668<\/strong>. \u3067\u3059\u3002\u305d\u306e\u4e3b\u306a\u6a5f\u80fd\u306f\u3001\u975e\u5e38\u306b\u7279\u5b9a\u7684\u3067\u3042\u308a\u306a\u304c\u3089\u6975\u3081\u3066\u91cd\u8981\u3067\u3059\uff1a<\/p>\n\n\n\n<ol class=\"wp-block-list\">\n<li><p style=\"margin: 0px;\"><strong>\u5fae\u5c0f\u96fb\u6d41\u3092\u53d7\u4fe1\uff1a<\/strong> \u5909\u8abf\u3055\u308c\u305f\u5149\u30d1\u30eb\u30b9\u3092\u53d7\u3051\u3066\u751f\u6210\u3055\u308c\u308b\u3001\u6975\u3081\u3066\u5fae\u5c0f\u304b\u3064\u5909\u52d5\u3059\u308b\u96fb\u6d41\u4fe1\u53f7\u3092 <a href=\"https:\/\/resourceslp.szlogic.cn\/ja\/knowledge-center\/pin-apd-photodiode-technologies-applications\/\" target=\"_blank\" rel=\"\"><strong>\u5149\u691c\u51fa\u5668<\/strong><\/a> \uff08\u4f8b\u3048\u3070 <strong>PIN\u30d5\u30a9\u30c8\u30c0\u30a4\u30aa\u30fc\u30c9<\/strong> \u307e\u305f\u306f <strong>\u3084\u30a2\u30d0\u30e9\u30f3\u30b7\u30a7\u30d5\u30a9\u30c8\u30c0\u30a4\u30aa\u30fc\u30c9\uff08APD\uff09<\/strong>\u306a\u3069\uff09\u304b\u3089\u53d7\u3051\u53d6\u308a\u307e\u3059\u3002.<\/p><\/li>\n\n\n\n<li><p style=\"margin: 0px;\"><strong>\u4f7f\u3044\u3084\u3059\u3044\u96fb\u5727\u3078\u5909\u63db\uff1a<\/strong> \u3053\u306e\u5fae\u5f31\u306a\u96fb\u6d41\u4fe1\u53f7\u3092\u5897\u5e45\u3057\u3001\u5f8c\u7d9a\u6bb5\uff08\u4f8b\uff1a\u30ea\u30df\u30c3\u30c6\u30a3\u30f3\u30b0\u30a2\u30f3\u30d7\u3084\u30af\u30ed\u30c3\u30af\uff06\u30c7\u30fc\u30bf\u30ea\u30ab\u30d0\u30ea\u56de\u8def\u306a\u3069\uff09\u306b\u3088\u308b\u3055\u3089\u306a\u308b\u51e6\u7406\u304c\u53ef\u80fd\u306a\u3001\u5805\u7262\u3067\u6bd4\u4f8b\u3057\u305f\u51fa\u529b\u96fb\u5727\u4fe1\u53f7\u3078\u3068\u5909\u63db\u3057\u307e\u3059\u3002.<\/p><\/li>\n\n\n\n<li><p style=\"margin: 0px;\"><strong>\u4fe1\u53f7\u5fe0\u5b9f\u5ea6\u306e\u7dad\u6301\uff1a<\/strong> \u3053\u306e\u5909\u63db\u3092\u3001\u8ffd\u52a0\u30ce\u30a4\u30ba\u3092\u6700\u5c0f\u9650\u306b\u6291\u3048\u3001\u6700\u5927\u9650\u306e\u901f\u5ea6\u3068\u9ad8\u3044\u76f4\u7dda\u6027\u3092\u4fdd\u3061\u306a\u304c\u3089\u884c\u3044\u3001\u5143\u306e\u5149\u30c7\u30fc\u30bf\u306e\u5b8c\u5168\u6027\u3092\u4fdd\u3061\u307e\u3059\u3002.<\/p><\/li>\n<\/ol>\n\n\n\n<p class=\"wp-block-paragraph\">\u672c\u8cea\u7684\u306b\u3001TIA\u306f\u5149\u5b66\u9818\u57df\uff08\u5149\u5b50\uff09\u3068\u96fb\u6c17\u9818\u57df\uff08\u96fb\u5727\u6ce2\u5f62\uff09\u306e\u9593\u306e\u6a4b\u6e21\u3057\u3092\u884c\u3044\u307e\u3059\u3002.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>\u4e3b\u8981\u306a\u6570\u5b66\u7684\u95a2\u4fc2\u5f0f\uff1a<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><span class=\"qc-p1-tag\" style=\"color: rgb(64, 64, 64);\">TIA\u306e\u7279\u5fb4\u3092\u5b9a\u7fa9\u3059\u308b\u3082\u306e\u306f <\/span><span class=\"qc-p1-tag\"><strong>\u30c8\u30e9\u30f3\u30b9\u30a4\u30f3\u30d4\u30fc\u30c0\u30f3\u30b9\u5229\u5f97\uff08Z_T\uff09<\/strong><\/span><span class=\"qc-p1-tag\" style=\"color: rgb(64, 64, 64);\">, \u3067\u3042\u308a\u3001\u5358\u4f4d\u306f\u30aa\u30fc\u30e0\uff08\u03a9\uff09\u307e\u305f\u306f\u30dc\u30eb\u30c8\uff0f\u30a2\u30f3\u30da\u30a2\uff08V\/A\uff09\u3067\u8868\u3055\u308c\u307e\u3059\u3002.<\/span><\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><span class=\"qc-p1-tag\" style=\"color: var(--qc-color8);\"><strong>V<sub>out<\/sub> = I<sub>in<\/sub> * Z<sub>T<\/sub><\/strong><\/span><\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><p><span style=\"color: rgb(64, 64, 64);\"><strong>V_out<\/strong> \uff1d \u51fa\u529b\u96fb\u5727<\/span><\/p><\/li>\n\n\n\n<li><p><span style=\"color: rgb(64, 64, 64);\"><strong>I_in<\/strong> \uff1d \u5165\u529b\u96fb\u6d41\uff08\u30d5\u30a9\u30c8\u30c0\u30a4\u30aa\u30fc\u30c9\u304b\u3089\uff09<\/span><\/p><\/li>\n\n\n\n<li><p><span style=\"color: rgb(64, 64, 64);\"><strong>Z_T<\/strong> \uff1d \u30c8\u30e9\u30f3\u30b9\u30a4\u30f3\u30d4\u30fc\u30c0\u30f3\u30b9\u5229\u5f97<\/span><\/p><\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\"><span class=\"qc-p1-tag\" style=\"color: rgb(64, 64, 64);\">\u30b2\u30a4\u30f3\u304c1,000 V\/A\uff08\u307e\u305f\u306f1 k\u03a9\uff09\u306eTIA\u306f\u30011 \u00b5A\u306e\u5165\u529b\u5149\u96fb\u6d41\u306b\u5bfe\u3057\u30661 mV\u306e\u51fa\u529b\u96fb\u5727\u3092\u751f\u6210\u3057\u307e\u3059\u3002.<\/span><\/p>\n\n\n\n<h2 class=\"wp-block-heading\"><strong>\u27a3 \u5149\u5b66\u30b7\u30b9\u30c6\u30e0\u306b\u304a\u3044\u3066TIA\u304c\u4e0d\u53ef\u6b20\u3067\u3042\u308b\u7406\u7531<\/strong><\/h2>\n\n\n\n<p class=\"wp-block-paragraph\"><a target=\"_blank\" rel=\"\" href=\"https:\/\/resourceslp.szlogic.cn\/ja\/knowledge-center\/pin-apd-photodiode-technologies-applications\/\"><strong>\u30d5\u30a9\u30c8\u30c0\u30a4\u30aa\u30fc\u30c9<\/strong><\/a> \u3092\u751f\u6210\u3057\u3001 <em>\u96fb\u6d41\u3092<\/em>, \u3001\u3067\u306f\u306a\u304f\u96fb\u5727\u3092\u3001\u5165\u5c04\u5149\u30d1\u30ef\u30fc\u306b\u6bd4\u4f8b\u3057\u3066\u751f\u6210\u3057\u307e\u3059\u3002\u3053\u306e\u96fb\u6d41\u306f\u6975\u3081\u3066\u5fae\u5c0f\u3067\u3042\u308a\u3001\u7279\u306b\u53d7\u4fe1\u5149\u30d1\u30ef\u30fc\u304c\u975e\u5e38\u306b\u4f4e\u304f\u306a\u308b\uff08\u30de\u30a4\u30af\u30ed\u30ef\u30c3\u30c8\u4ee5\u4e0b\u306b\u306a\u308b\u5834\u5408\u3082\u3042\u308b\uff09\u9ad8\u901f\u307e\u305f\u306f\u9577\u8ddd\u96e2\u4f1d\u9001\u30b7\u30b9\u30c6\u30e0\u3067\u306f\u3001\u305d\u306e\u5927\u304d\u3055\u306f\u3055\u3089\u306b\u5c0f\u3055\u304f\u306a\u308a\u307e\u3059\u3002GHz\u5e2f\u57df\u3067\u3053\u306e\u3088\u3046\u306a\u5fae\u5c0f\u96fb\u6d41\u3092\u5341\u5206\u306a <a target=\"_blank\" rel=\"\" href=\"https:\/\/resourceslp.szlogic.cn\/ja\/glossary\/snr-signal-to-noise-ratio-and-its-impact-on-signal-quality\/\">\u4fe1\u53f7\u5bfe\u96d1\u97f3\u6bd4\uff08SNR\uff09<\/a> \u3067\u76f4\u63a5\u6e2c\u5b9a\u3059\u308b\u3053\u3068\u306f\u5b9f\u7528\u7684\u3067\u306f\u3042\u308a\u307e\u305b\u3093\u3002TIA\u306f\u3053\u306e\u91cd\u8981\u306a\u8ab2\u984c\u3092\u89e3\u6c7a\u3057\u307e\u3059\uff1a<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><p style=\"margin: 0px;\"><strong>\u5897\u5e45\uff1a<\/strong> \u5fae\u5f31\u306a\u4fe1\u53f7\u3092\u5b9f\u7528\u53ef\u80fd\u306a\u30ec\u30d9\u30eb\u307e\u3067\u5897\u5e45\u3057\u307e\u3059\u3002.<\/p><\/li>\n\n\n\n<li><p style=\"margin: 0px;\"><strong>\u4f4e\u30ce\u30a4\u30ba\uff1a<\/strong> \u56fa\u6709\u306e\u30ce\u30a4\u30ba\u3092\u6700\u5c0f\u9650\u306b\u6291\u3048\u3001\u5fae\u5f31\u306a\u4fe1\u53f7\u691c\u51fa\u306b\u4e0d\u53ef\u6b20\u3067\u3059\u3002.<\/p><\/li>\n\n\n\n<li><p style=\"margin: 0px;\"><strong>\u9ad8\u5e2f\u57df\u5e45\uff1a<\/strong> \u73fe\u4ee3\u306e\u5149\u30ea\u30f3\u30af\uff08\u4f8b\uff1a10G\u300125G\u3001100G\u3001400G\u3001800G\uff09\u3067\u8981\u6c42\u3055\u308c\u308b\u6570GHz\u306e\u901f\u5ea6\u3067\u4fe1\u53f7\u3092\u51e6\u7406\u3067\u304d\u307e\u3059\u3002.<\/p><\/li>\n\n\n\n<li><p style=\"margin: 0px;\"><strong>\u30cf\u30a6\u30b8\u30f3\u30b0\u306e\u7269\u7406\u7684\u8a2d\u8a08\u3001\u7279\u306b\u5185\u90e8\u69cb\u9020\u3068\u30b3\u30cd\u30af\u30bf\u306b\u306f\u3001\u4e00\u8cab\u3057\u305f\u30a4\u30f3\u30d4\u30fc\u30c0\u30f3\u30b9\u3092\u7dad\u6301\u3059\u308b\u305f\u3081\u306b\u30a8\u30f3\u30b8\u30cb\u30a2\u30ea\u30f3\u30b0\u3055\u308c\u3001\u9ad8\u901f\u96fb\u6c17\u914d\u7dda\u306e\u60c5\u5831\u6574\u5408\u6027\u3092\u4f4e\u4e0b\u3055\u305b\u308b\u53ef\u80fd\u6027\u306e\u3042\u308b\u4fe1\u53f7\u53cd\u5c04\u3092\u9632\u3050\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\u3002<\/strong> \u4f4e\u5165\u529b\u30a4\u30f3\u30d4\u30fc\u30c0\u30f3\u30b9\u3092\u63d0\u4f9b\u3057\u3001\u30d5\u30a9\u30c8\u30c0\u30a4\u30aa\u30fc\u30c9\u81ea\u4f53\u306e\u5e2f\u57df\u5e45\u3092\u6700\u5927\u5316\u3059\u308b\u305f\u3081\u306b\u4e0d\u53ef\u6b20\u3067\u3059\uff08\u30d5\u30a9\u30c8\u30c0\u30a4\u30aa\u30fc\u30c9\u306b\u306f\u5927\u304d\u306a\u5bb9\u91cf\u6210\u5206\u304c\u3042\u308a\u307e\u3059\uff09\u3002.<\/p><\/li>\n<\/ul>\n\n\n\n<h2 class=\"wp-block-heading\"><strong>\u27a3 \u69cb\u9020\u3068\u57fa\u672c\u6a5f\u80fd\uff1aTIA\u306e\u52d5\u4f5c\u539f\u7406<\/strong><\/h2>\n\n\n\n<figure class=\"wp-block-image aligncenter size-large\"><img decoding=\"async\" width=\"1024\" height=\"608\" src=\"https:\/\/resourceslp.szlogic.cn\/wp-content\/uploads\/2026\/05\/7f67f946cc2c47b4b414a70f97e9b357-1024x608.webp\" alt=\"Typical TIA Topology\" class=\"wp-image-6593\" srcset=\"https:\/\/resourceslp.szlogic.cn\/wp-content\/uploads\/2026\/05\/7f67f946cc2c47b4b414a70f97e9b357-1024x608.webp 1024w, https:\/\/resourceslp.szlogic.cn\/wp-content\/uploads\/2026\/05\/7f67f946cc2c47b4b414a70f97e9b357-300x178.webp 300w, https:\/\/resourceslp.szlogic.cn\/wp-content\/uploads\/2026\/05\/7f67f946cc2c47b4b414a70f97e9b357-768x456.webp 768w, https:\/\/resourceslp.szlogic.cn\/wp-content\/uploads\/2026\/05\/7f67f946cc2c47b4b414a70f97e9b357-18x12.webp 18w, https:\/\/resourceslp.szlogic.cn\/wp-content\/uploads\/2026\/05\/7f67f946cc2c47b4b414a70f97e9b357.webp 1200w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" \/><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">\u6700\u3082\u4e00\u822c\u7684\u304b\u3064\u57fa\u672c\u7684\u306aTIA\u306e\u69cb\u6210\u306f\u3001 <strong>\u53cd\u8ee2\u578b\u96fb\u5727\u30aa\u30da\u30a2\u30f3\u30d7\uff08\u30aa\u30da\u30ec\u30fc\u30b7\u30e7\u30ca\u30eb\u30fb\u30a2\u30f3\u30d7\uff09<\/strong> \u3092\u57fa\u306b\u3057\u3066\u304a\u308a\u3001 <strong>\u30d5\u30a3\u30fc\u30c9\u30d0\u30c3\u30af\u62b5\u6297\uff08Rf\uff09<\/strong> \u3092\u51fa\u529b\u304b\u3089\u53cd\u8ee2\u5165\u529b\u7aef\u5b50\u3078\u63a5\u7d9a\u3059\u308b\u3082\u306e\u3067\u3001\u30d5\u30a9\u30c8\u30c0\u30a4\u30aa\u30fc\u30c9\u306f\u901a\u5e38\u3001\u5149\u8d77\u96fb\u529b\u30e2\u30fc\u30c9\uff08\u30ab\u30bd\u30fc\u30c9\u3092\u5165\u529b\u5074\u306b\u63a5\u7d9a\uff09\u3067\u3053\u306e\u53cd\u8ee2\u5165\u529b\u7aef\u5b50\u306b\u63a5\u7d9a\u3055\u308c\u307e\u3059\u3002.<\/p>\n\n\n\n<ol class=\"wp-block-list\">\n<li><p style=\"margin: 0px;\"><strong>\u30d5\u30a9\u30c8\u30c0\u30a4\u30aa\u30fc\u30c9\u96fb\u6d41\uff1a<\/strong> \u5909\u8abf\u3055\u308c\u305f\u5149\u304c\u30d5\u30a9\u30c8\u30c0\u30a4\u30aa\u30fc\u30c9\u306b\u7167\u5c04\u3055\u308c\u3001\u305d\u308c\u306b\u6bd4\u4f8b\u3057\u305f\u96fb\u6d41 <code>I_pd<\/code>.<\/p><\/li>\n\n\n\n<li><p style=\"margin: 0px;\"><strong>\u4eee\u60f3\u30b0\u30e9\u30a6\u30f3\u30c9\uff1a<\/strong> \u30aa\u30da\u30a2\u30f3\u30d7\u306e\u9ad8\u3044\u30b2\u30a4\u30f3\u306b\u3088\u308a\u3001\u53cd\u8ee2\u5165\u529b\u7aef\u5b50\u306e\u96fb\u5727\uff08<code>V\u2212<\/code>\uff09\u304c\u975e\u53cd\u8ee2\u5165\u529b\u7aef\u5b50\uff08<code>V+<\/code>\uff09\u3068\u7b49\u3057\u304f\u306a\u308b\u3088\u3046\u5236\u5fa1\u3055\u308c\u3001\u901a\u5e38\u306f\u975e\u53cd\u8ee2\u5165\u529b\u7aef\u5b50\u304c\u30b0\u30e9\u30f3\u30c9\u306b\u63a5\u7d9a\u3055\u308c\u3066\u3044\u308b\u305f\u3081\u3001\u53cd\u8ee2\u5165\u529b\u7aef\u5b50\u306b\u300c\u4eee\u60f3\u30b0\u30e9\u30a6\u30f3\u30c9\u300d\u304c\u5f62\u6210\u3055\u308c\u307e\u3059\u3002 <code>V\u2212<\/code>.<\/p><\/li>\n\n\n\n<li><p style=\"margin: 0px;\"><strong>\u30d5\u30a3\u30fc\u30c9\u30d0\u30c3\u30af\u7d4c\u8def\uff1a<\/strong> \u5149\u96fb\u6d41 <code>I_pd<\/code> \u304c\u6d41\u308c\u308b\u7d4c\u8def\u306f\u5b9f\u8cea\u7684\u306b1\u3064\u3060\u3051\u3067\u3042\u308a\u3001\u305d\u308c\u306f\u30d5\u30a3\u30fc\u30c9\u30d0\u30c3\u30af\u62b5\u6297 <code>Rf<\/code>.<\/p><\/li>\n\n\n\n<li><p style=\"margin: 0px;\"><strong>\u96fb\u5727\u751f\u6210\uff1a<\/strong> \u96fb\u6d41 <code>I_pd<\/code> \u304c <code>Rf<\/code> \u3092\u6d41\u308c\u308b\u969b\u306b\u767a\u751f\u3059\u308b\u96fb\u5727\u964d\u4e0b <code>V_out = \u2212I_pd \u00d7 Rf<\/code> \uff08\u8ca0\u53f7\u306f\u4f4d\u76f8\u53cd\u8ee2\u3092\u610f\u5473\u3057\u307e\u3059\uff09\u3002\u30aa\u30da\u30a2\u30f3\u30d7\u306e\u51fa\u529b\u306f\u3001\u3053\u306e\u95a2\u4fc2\u304c\u6210\u7acb\u3059\u308b\u3088\u3046\u306b\u81ea\u52d5\u8abf\u6574\u3055\u308c\u307e\u3059\u3002.<\/p><\/li>\n\n\n\n<li><p style=\"margin: 0px;\"><strong>\u30b2\u30a4\u30f3\u8a2d\u5b9a\uff1a<\/strong> \u30c8\u30e9\u30f3\u30b9\u30a4\u30f3\u30d4\u30fc\u30c0\u30f3\u30b9\u30fb\u30b2\u30a4\u30f3 <code>Z_T<\/code> \u306f\u4e3b\u306b <code>Rf<\/code> (<code>Z<sub>T<\/sub> \u2248 R<sub>f<\/sub><\/code> \uff08\u7406\u60f3\u7684\u306a\u30aa\u30da\u30a2\u30f3\u30d7\u306e\u5834\u5408\uff09\u306b\u3088\u3063\u3066\u6c7a\u5b9a\u3055\u308c\u307e\u3059\u3002.<\/p><\/li>\n<\/ol>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>\u91cd\u8981\u306a\u8a2d\u8a08\u8981\u7d20\u3068\u30c8\u30ec\u30fc\u30c9\u30aa\u30d5\uff1a<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><p style=\"margin: 0px 0px 4px;\"><strong>\u30d5\u30a3\u30fc\u30c9\u30d0\u30c3\u30af\u62b5\u6297\uff08Rf\uff09\uff1a<\/strong><\/p>\n<ul class=\"wp-block-list\">\n<li><p style=\"margin: 0px;\"><em>Rf\u3092\u5927\u304d\u304f\u3059\u308b\u3068\u3001<\/em> \u30b2\u30a4\u30f3\u304c\u9ad8\u304f\u306a\u308a\u3001\u5fae\u5f31\u306a\u4fe1\u53f7\u306b\u5bfe\u3059\u308b\u611f\u5ea6\u304c\u5411\u4e0a\u3057\u307e\u3059\u3002.<\/p><\/li>\n\n\n\n<li><p style=\"margin: 0px;\"><em>\u5c0f\u3055\u306aRf<\/em> = \u6f5c\u5728\u7684\u306b\u5e83\u3044\u5e2f\u57df\u5e45\uff08\u30d5\u30a9\u30c8\u30c0\u30a4\u30aa\u30fc\u30c9\u5bb9\u91cf\u3068\u306e\u6642\u5b9a\u6570\u3092\u4f4e\u6e1b\uff09\u3002.<\/p><\/li>\n<\/ul>\n<\/li>\n\n\n\n<li><p style=\"margin: 0px;\"><strong>\u30aa\u30da\u30a2\u30f3\u30d7\u306e\u4ed5\u69d8\uff1a<\/strong> \u975e\u5e38\u306b\u9ad8\u3044\u30b2\u30a4\u30f3\u30fb\u30d0\u30f3\u30c9\u5e45\u7a4d\u3001\u8d85\u4f4e\u5165\u529b\u30ce\u30a4\u30ba\uff08\u96fb\u5727\u30ce\u30a4\u30ba\u304a\u3088\u3073\u96fb\u6d41\u30ce\u30a4\u30ba\u306e\u4e21\u65b9\uff09\u3001\u4f4e\u5165\u529b\u5bb9\u91cf\u3001\u304a\u3088\u3073\u9ad8\u30b9\u30eb\u30fc\u30ec\u30fc\u30c8\u3092\u5fc5\u8981\u3068\u3059\u308b\u3002.<\/p><\/li>\n\n\n\n<li><p style=\"margin: 0px;\"><strong>\u5b89\u5b9a\u6027\uff1a<\/strong> \u30d5\u30a9\u30c8\u30c0\u30a4\u30aa\u30fc\u30c9\u5bb9\u91cf\uff08<code>C_pd<\/code>\uff09\u3001\u30aa\u30da\u30a2\u30f3\u30d7\u306e\u5165\u529b\u5bb9\u91cf\u3001\u304a\u3088\u3073 <code>Rf<\/code> \u304c\u6975\u3092\u5f62\u6210\u3059\u308b\u3002\u632f\u52d5\u9632\u6b62\u304a\u3088\u3073\u5b89\u5b9a\u6027\u78ba\u4fdd\u306e\u305f\u3081\u306b\u306f\u3001\u3057\u3070\u3057\u3070\u30d5\u30a3\u30fc\u30c9\u30d0\u30c3\u30af\u30b3\u30f3\u30c7\u30f3\u30b5\uff08 <code>Cf<\/code> \uff09\u3092 <code>Rf<\/code>\u3068\u4e26\u5217\u306b\u914d\u7f6e\u3059\u308b\u306a\u3069\u306e\u7d30\u5fc3\u306e\u8a2d\u8a08\u304c\u5fc5\u8981\u3067\u3042\u308b\u3002. <code>Cf<\/code> \u306f\u5e2f\u57df\u5e45\u3092\u5236\u9650\u3059\u308b\u304c\u3001\u56de\u8def\u3092\u5b89\u5b9a\u5316\u3059\u308b\u3002.<\/p><\/li>\n\n\n\n<li><p style=\"margin: 0px;\"><strong>\u30ce\u30a4\u30ba\u6700\u9069\u5316\uff1a<\/strong> \u71b1\u96d1\u97f3\u306e\u30d0\u30e9\u30f3\u30b9\u3092\u53d6\u308b <code>Rf<\/code> \u306e\u71b1\u96d1\u97f3\uff08\u221aRf\u306b\u6bd4\u4f8b\uff09\u3068\u30aa\u30da\u30a2\u30f3\u30d7\u306e\u5165\u529b\u96fb\u5727\uff0f\u96fb\u6d41\u30ce\u30a4\u30ba\u306e\u30d0\u30e9\u30f3\u30b9\u3092\u53d6\u308b\u3053\u3068\u306f\u3001\u53ef\u80fd\u306a\u9650\u308a\u4f4e\u3044 <strong>\u5165\u529b\u53c2\u7167\u7dcf\u5408\u30ce\u30a4\u30ba\uff08IRN\uff09<\/strong>. \u3092\u9054\u6210\u3059\u308b\u305f\u3081\u306b\u6975\u3081\u3066\u91cd\u8981\u3067\u3042\u308b\u3002IRN\u304c\u4f4e\u3044\u307b\u3069\u53d7\u4fe1\u611f\u5ea6\u304c\u5411\u4e0a\u3059\u308b\u3002.<\/p><\/li>\n<\/ul>\n\n\n\n<h2 class=\"wp-block-heading\"><strong>\u27a3 \u5149\u5b66\u7528TIA\u306e\u4e3b\u8981\u6027\u80fd\u30d1\u30e9\u30e1\u30fc\u30bf<\/strong><\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">TIA\u306e\u9078\u5b9a\u307e\u305f\u306f\u8a2d\u8a08\u306b\u306f\u3001\u3053\u308c\u3089\u306e\u76f8\u4e92\u4f9d\u5b58\u3059\u308b\u4ed5\u69d8\u3092\u614e\u91cd\u306b\u691c\u8a0e\u3059\u308b\u5fc5\u8981\u304c\u3042\u308b\uff1a<\/p>\n\n\n\n<figure class=\"wp-block-table\">\n<table class=\"has-fixed-layout\">\n<colgroup><col style=\"min-width: 25px;\"\/><col style=\"min-width: 25px;\"\/><col style=\"min-width: 25px;\"\/><col style=\"min-width: 25px;\"\/><\/colgroup><tbody><tr><th colspan=\"1\" rowspan=\"1\"><p><strong>\u30d1\u30e9\u30e1\u30fc\u30bf<\/strong><\/p><\/th><th colspan=\"1\" rowspan=\"1\"><p><strong>\u8a18\u53f7\uff0f\u5358\u4f4d<\/strong><\/p><\/th><th colspan=\"1\" rowspan=\"1\"><p><strong>\u91cd\u8981\u6027<\/strong><\/p><\/th><th colspan=\"1\" rowspan=\"1\"><p><strong>\u4e00\u822c\u7684\u306a\u5024\uff0f\u691c\u8a0e\u4e8b\u9805<\/strong><\/p><\/th><\/tr><tr><td colspan=\"1\" rowspan=\"1\"><p><strong>\u30c8\u30e9\u30f3\u30b9\u30a4\u30f3\u30d4\u30fc\u30c0\u30f3\u30b9\u5229\u5f97<\/strong><\/p><\/td><td colspan=\"1\" rowspan=\"1\"><p>Z_T\uff08\u03a9\u3001V\/A\u3001dB\u03a9\uff09<\/p><\/td><td colspan=\"1\" rowspan=\"1\"><p>\u5165\u529b\u96fb\u6d41\u306b\u5bfe\u3059\u308b\u51fa\u529b\u96fb\u5727\u30ec\u30d9\u30eb\u3092\u6c7a\u5b9a\u3059\u308b\u3002.<\/p><\/td><td colspan=\"1\" rowspan=\"1\"><p>10 k\u03a9\uff08\u9ad8\u611f\u5ea6\u30fb\u4f4e\u901f\u7528\uff09\u307e\u3067\u7bc4\u56f2\u304c\u3042\u308a\u3001\u5e2f\u57df\u5e45\u3068\u306e\u30c8\u30ec\u30fc\u30c9\u30aa\u30d5\u304c\u5b58\u5728\u3059\u308b\u3002.<\/p><\/td><\/tr><tr><td colspan=\"1\" rowspan=\"1\"><p><strong>\u5e2f\u57df\u5e45<\/strong><\/p><\/td><td colspan=\"1\" rowspan=\"1\"><p>BW\uff08Hz\uff09<\/p><\/td><td colspan=\"1\" rowspan=\"1\"><p>TIA\u304c\u8457\u3057\u3044\u6e1b\u8870\u306a\u3057\u306b\u5897\u5e45\u53ef\u80fd\u306a\u6700\u5927\u4fe1\u53f7\u5468\u6ce2\u6570\u3002.<\/p><\/td><td colspan=\"1\" rowspan=\"1\"><p>\u30c7\u30fc\u30bf\u30ec\u30fc\u30c8\u3092\u8d85\u3048\u308b\u5fc5\u8981\u304c\u3042\u308b\uff08\u4f8b\uff1aNRZ\u3067\u306f\u7d040.7\u00d7\u30c7\u30fc\u30bf\u30ec\u30fc\u30c8\uff09\u3002 <strong>\u9ad8\u901fTIA\u306b\u304a\u3044\u3066\u6975\u3081\u3066\u91cd\u8981\u3002<\/strong>.<\/p><\/td><\/tr><tr><td colspan=\"1\" rowspan=\"1\"><p><strong>\u5165\u529b\u53c2\u7167\u30ce\u30a4\u30ba\uff08IRN\uff09<\/strong><\/p><\/td><td colspan=\"1\" rowspan=\"1\"><p>IRN\uff08pA\/\u221aHz\uff09<\/p><\/td><td colspan=\"1\" rowspan=\"1\"><p><strong>\u611f\u5ea6\u306b\u3068\u3063\u3066\u6975\u3081\u3066\u91cd\u8981\uff01<\/strong> \u5165\u529b\u7aef\u5b50\u3067\u300c\u89b3\u6e2c\u3055\u308c\u308b\u300d\u30ce\u30a4\u30ba\u3002\u5024\u304c\u5c0f\u3055\u3044\u307b\u3069\u826f\u3044\u3002.<\/p><\/td><td colspan=\"1\" rowspan=\"1\"><p>\u4e3b\u306b <code>Rf<\/code> \u71b1\u96d1\u97f3\u304a\u3088\u3073\u30aa\u30da\u30a2\u30f3\u30d7\u30ce\u30a4\u30ba\u306b\u3088\u3063\u3066\u652f\u914d\u3055\u308c\u308b\u3002APD\u7528TIA\u3067\u306f\u6975\u3081\u3066\u4f4e\u3044IRN\u304c\u8981\u6c42\u3055\u308c\u308b\u3002.<\/p><\/td><\/tr><tr><td colspan=\"1\" rowspan=\"1\"><p><strong>\u5165\u529b\u904e\u8ca0\u8377\u96fb\u6d41<\/strong><\/p><\/td><td colspan=\"1\" rowspan=\"1\"><p>I_ovl\uff08mA\u30d4\u30fc\u30af\u307e\u305f\u306f\u5e73\u5747\uff09<\/p><\/td><td colspan=\"1\" rowspan=\"1\"><p>\u6b6a\u307f\uff0f\u98fd\u548c\u304c\u767a\u751f\u3059\u308b\u76f4\u524d\u306e\u6700\u5927\u5165\u529b\u96fb\u6d41\u3002.<\/p><\/td><td colspan=\"1\" rowspan=\"1\"><p>\u9ad8\u5149\u5b66\u51fa\u529b\u4e0b\u3067\u306eTIA\u4fdd\u8b77\u304a\u3088\u3073\u7dda\u5f62\u52d5\u4f5c\u306e\u4fdd\u8a3c\u306b\u4e0d\u53ef\u6b20\u3002.<\/p><\/td><\/tr><tr><td colspan=\"1\" rowspan=\"1\"><p><strong>\u30b9\u30eb\u30fc\u30ec\u30fc\u30c8<\/strong><\/p><\/td><td colspan=\"1\" rowspan=\"1\"><p>SR\uff08V\/ns\uff09<\/p><\/td><td colspan=\"1\" rowspan=\"1\"><p>\u51fa\u529b\u96fb\u5727\u306e\u6700\u5927\u5909\u5316\u7387\u3002\u5927\u304d\u306a\u4fe1\u53f7\u632f\u5e45\u306b\u304a\u3044\u3066\u91cd\u8981\u3002.<\/p><\/td><td colspan=\"1\" rowspan=\"1\"><p>\u5927\u304d\u306a\u51fa\u529b\u4fe1\u53f7\u3084 <a target=\"_blank\" rel=\"\" href=\"https:\/\/resourceslp.szlogic.cn\/ja\/glossary\/understanding-non-return-to-zero-in-digital-communication\/\">\u30ce\u30f3\u30ea\u30bf\u30fc\u30f3\u30fb\u30c4\u30fc\u30fb\u30bc\u30ed\uff08NRZ\uff09<\/a> \u30c7\u30fc\u30bf\u306b\u304a\u3051\u308b\u9577\u671f\u9593\u306e\u9023\u7d9a\u30d3\u30c3\u30c8\uff08\u30e9\u30f3\uff09\u306b\u5bfe\u3057\u3066\u6027\u80fd\u3092\u5236\u9650\u3059\u308b\u3002.<\/p><\/td><\/tr><tr><td colspan=\"1\" rowspan=\"1\"><p><strong>\u6d88\u8cbb\u96fb\u529b<\/strong><\/p><\/td><td colspan=\"1\" rowspan=\"1\"><p>P_diss\uff08mW\uff09<\/p><\/td><td colspan=\"1\" rowspan=\"1\"><p>\u96fb\u529b\u306b\u654f\u611f\u306a\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\uff08\u4f8b\uff1a\u30d7\u30e9\u30b0\u30a2\u30d6\u30eb\u30e2\u30b8\u30e5\u30fc\u30eb\uff09\u306b\u304a\u3044\u3066\u6975\u3081\u3066\u91cd\u8981\u3002.<\/p><\/td><td colspan=\"1\" rowspan=\"1\"><p>\u4f4e\u6d88\u8cbb\u96fb\u529bTIA\u306b\u3088\u308a\u53ef\u80fd\u3068\u306a\u308b\u3002 <strong>\u30a8\u30cd\u30eb\u30ae\u30fc\u52b9\u7387\u306e\u9ad8\u3044SFP\u30e2\u30b8\u30e5\u30fc\u30eb<\/strong> \u304a\u3088\u3073\u9ad8\u5bc6\u5ea6\u5c55\u958b\u3002.<\/p><\/td><\/tr><tr><td colspan=\"1\" rowspan=\"1\"><p><strong>\u4f9b\u7d66\u96fb\u5727<\/strong><\/p><\/td><td colspan=\"1\" rowspan=\"1\"><p>Vdd\uff08V\uff09<\/p><\/td><td colspan=\"1\" rowspan=\"1\"><p>\u30b7\u30b9\u30c6\u30e0\u96fb\u6e90\u30ec\u30fc\u30eb\u3068\u306e\u4e92\u63db\u6027\u3002.<\/p><\/td><td colspan=\"1\" rowspan=\"1\"><p>\u4f4e\u96fb\u5727\uff08\u4f8b\uff1a3.3V\u30011.8V\uff09\u306f\u3001\u73fe\u4ee3\u306e\u4f4e\u6d88\u8cbb\u96fb\u529b\u8a2d\u8a08\u3067\u4e00\u822c\u7684\u3067\u3059\u3002.<\/p><\/td><\/tr><\/tbody>\n<\/table>\n<\/figure>\n\n\n\n<h2 class=\"wp-block-heading\"><strong>\u27a3 TIAs\u304c\u6d3b\u8e8d\u3059\u308b\u5206\u91ce\uff1a\u5149\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u306b\u304a\u3051\u308b\u91cd\u8981\u306a\u5fdc\u7528<\/strong><\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">TIAs\u306f\u3001\u5149\u4fe1\u53f7\u304c\u518d\u3073\u96fb\u6c17\u4fe1\u53f7\u306b\u5909\u63db\u3055\u308c\u308b\u3042\u3089\u3086\u308b\u5834\u6240\u306b\u5e83\u304f\u63a1\u7528\u3055\u308c\u3066\u3044\u307e\u3059\uff1a<\/p>\n\n\n\n<ol class=\"wp-block-list\">\n<li><p style=\"margin: 0px 0px 4px;\"><strong>\u901a\u4fe1\u30ea\u30f3\u30af\u306b\u304a\u3051\u308b\u5149\u53d7\u4fe1\u6a5f\uff1a<\/strong><\/p>\n<ul class=\"wp-block-list\">\n<li><p style=\"margin: 0px;\"><strong>\u30c7\u30fc\u30bf\u901a\u4fe1\uff08Datacom\uff09\uff1a<\/strong> <strong>SFP\u30e2\u30b8\u30e5\u30fc\u30eb\u3092\u4f7f\u7528\u3057\u3066\uff09\u306b\u63a5\u7d9a\u3057\u307e\u3059\u3002<\/strong>, \u3001SFP+\u3001QSFP+\u3001QSFP28\u3001QSFP-DD\u3001OSFP\u30e2\u30b8\u30e5\u30fc\u30eb\uff08\u30c7\u30fc\u30bf\u30bb\u30f3\u30bf\u30fc\u304a\u3088\u3073\u30a8\u30f3\u30bf\u30fc\u30d7\u30e9\u30a4\u30ba\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u5411\u3051\uff09\u3002. <strong>LINK-PP<\/strong> \u9ad8\u6027\u80fd\u3092\u63d0\u4f9b\u3059\u308b <strong>SFP\u5149\u30e2\u30b8\u30e5\u30fc\u30eb<\/strong> \u306a\u3069\u3001 <a href=\"https:\/\/www.l-p.com\/products\/475586.htm\" target=\"_blank\" rel=\"\"><strong>SFP-10G-LR<\/strong><\/a> \u304a\u3088\u3073 <a href=\"https:\/\/www.l-p.com\/products\/475415.htm\" target=\"_blank\" rel=\"\"><strong>SFP-10G-SR<\/strong><\/a>, 25G\u304a\u3088\u307350G PAM4\uff081\u30ec\u30fc\u30f3\u3042\u305f\u308a\uff09\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u5411\u3051\u306b\u6700\u9069\u5316\u3055\u308c\u305f\u8d85\u4f4e\u30ce\u30a4\u30baTIA\u3092\u642d\u8f09\u3057\u3066\u3044\u307e\u3059\u3002.<\/p><\/li>\n\n\n\n<li><p style=\"margin: 0px;\"><strong>\u901a\u4fe1\uff08Telecom\uff09\uff1a<\/strong> FTTH\uff08\u30d5\u30a1\u30a4\u30d0\u30fc\u30fb\u30c8\u30a5\u30fb\u30b6\u30fb\u30db\u30fc\u30e0\uff09\u306b\u304a\u3051\u308b <strong>OLT\uff08\u5149\u56de\u7dda\u7aef\u672b\uff09<\/strong> \uff0fPON\uff08\u30d1\u30c3\u30b7\u30d6\u5149\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\uff1aGPON\u3001XGS-PON\uff09\u3001\u30eb\u30fc\u30bf\u30fc\u304a\u3088\u3073\u30b9\u30a4\u30c3\u30c1\u306e\u30e9\u30a4\u30f3\u30ab\u30fc\u30c9\u3001\u9577\u8ddd\u96e2\uff0f\u8d85\u9577\u8ddd\u96e2DWDM\u30b7\u30b9\u30c6\u30e0\u3002.<\/p><\/li>\n<\/ul>\n<\/li>\n\n\n\n<li><p style=\"margin: 0px;\"><strong>\u5149\u30bb\u30f3\u30b7\u30f3\u30b0\uff1a<\/strong> LIDAR\uff08\u30e9\u30a4\u30c0\u30fc\uff1a\u5149\u691c\u51fa\u30fb\u6e2c\u8ddd\uff09\u3001\u30d5\u30a1\u30a4\u30d0\u30fc\u30aa\u30d7\u30c6\u30a3\u30af\u30b9\u30bb\u30f3\u30b5\u30fc\uff08\u3072\u305a\u307f\u3001\u6e29\u5ea6\u3001\u5727\u529b\uff09\u3001\u30d0\u30a4\u30aa\u30e1\u30c7\u30a3\u30ab\u30eb\u30a4\u30e1\u30fc\u30b8\u30f3\u30b0\u3002.<\/p><\/li>\n\n\n\n<li><p style=\"margin: 0px;\"><strong>\u30c6\u30b9\u30c8\u30fb\u8a08\u6e2c\u6a5f\u5668\uff1a<\/strong> \u5149\u30d1\u30ef\u30fc\u30fb\u30e1\u30fc\u30bf\u30fc\u3001\u30e9\u30a4\u30c8\u30a6\u30a7\u30fc\u30d6\u4fe1\u53f7\u30a2\u30ca\u30e9\u30a4\u30b6\u30fc\u3001\u30d3\u30c3\u30c8\u30a8\u30e9\u30fc\u7387\u8a66\u9a13\u88c5\u7f6e\uff08BERT\uff09\u3002.<\/p><\/li>\n<\/ol>\n\n\n\n<h2 class=\"wp-block-heading\"><strong>\u27a3 SFP\u30e2\u30b8\u30e5\u30fc\u30eb\u306b\u304a\u3051\u308bTIA\u306e\u7d71\u5408\uff1a\u8a73\u7d30\u306a\u691c\u8a0e<\/strong><\/h2>\n\n\n\n<figure class=\"wp-block-image aligncenter size-large\"><img decoding=\"async\" width=\"1200\" height=\"675\" src=\"https:\/\/resourceslp.szlogic.cn\/wp-content\/uploads\/2026\/05\/2d659b14b8554d56a3f753f85da4400a.jpg\" alt=\"optical transceiver\" class=\"wp-image-6594\" srcset=\"https:\/\/resourceslp.szlogic.cn\/wp-content\/uploads\/2026\/05\/2d659b14b8554d56a3f753f85da4400a.jpg 1200w, https:\/\/resourceslp.szlogic.cn\/wp-content\/uploads\/2026\/05\/2d659b14b8554d56a3f753f85da4400a-300x169.jpg 300w, https:\/\/resourceslp.szlogic.cn\/wp-content\/uploads\/2026\/05\/2d659b14b8554d56a3f753f85da4400a-1024x576.jpg 1024w, https:\/\/resourceslp.szlogic.cn\/wp-content\/uploads\/2026\/05\/2d659b14b8554d56a3f753f85da4400a-768x432.jpg 768w, https:\/\/resourceslp.szlogic.cn\/wp-content\/uploads\/2026\/05\/2d659b14b8554d56a3f753f85da4400a-18x10.jpg 18w\" sizes=\"(max-width: 1200px) 100vw, 1200px\" \/><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\"><a target=\"_blank\" rel=\"\" href=\"https:\/\/www.l-p.com\/store-25432-optics-transceivers-sfp-modules.htm\"><strong>SFP\u30e2\u30b8\u30e5\u30fc\u30eb\u3092\u4f7f\u7528\u3057\u3066\uff09\u306b\u63a5\u7d9a\u3057\u307e\u3059\u3002<\/strong><\/a> \uff08\u5c0f\u578b\u30d5\u30a9\u30fc\u30e0\u30d5\u30a1\u30af\u30bf\u30fb\u30d7\u30e9\u30b0\u30a2\u30d6\u30eb\uff09\u304a\u3088\u3073\u305d\u306e\u9ad8\u901f\u7248\uff08SFP+\u3001QSFP28\u306a\u3069\uff09\u306f\u3001\u30c7\u30fc\u30bf\u30bb\u30f3\u30bf\u30fc\u304a\u3088\u3073\u30a8\u30f3\u30bf\u30fc\u30d7\u30e9\u30a4\u30ba\u5411\u3051\u5149\u63a5\u7d9a\u306e\u4e3b\u529b\u30e2\u30b8\u30e5\u30fc\u30eb\u3067\u3059\u3002TIA\u306f\u3001\u3053\u308c\u3089\u306e\u30e2\u30b8\u30e5\u30fc\u30eb\u306e\u53d7\u4fe1\u5074\uff08Rx\uff09\u306e\u30b3\u30a2\u69cb\u6210\u8981\u7d20\u3067\u3059\uff1a<\/p>\n\n\n\n<ol class=\"wp-block-list\">\n<li><p style=\"margin: 0px;\"><strong>\u30d5\u30a9\u30c8\u30c0\u30a4\u30aa\u30fc\u30c9\uff1a<\/strong> \u5165\u529b\u5149\u4fe1\u53f7\u3092\u96fb\u6d41\u4fe1\u53f7\u306b\u5909\u63db\u3057\u307e\u3059\u3002.<\/p><\/li>\n\n\n\n<li><p style=\"margin: 0px;\"><strong>TIA\uff1a<\/strong> \u30d5\u30a9\u30c8\u30c0\u30a4\u30aa\u30fc\u30c9\u304c\u51fa\u529b\u3059\u308b\u5fae\u5f31\u306a\u96fb\u6d41\u4fe1\u53f7\u3092\u3001\u6bd4\u4f8b\u3057\u305f\u96fb\u5727\u4fe1\u53f7\u306b\u5909\u63db\u3057\u307e\u3059\u3002\u30e2\u30b8\u30e5\u30fc\u30eb\u306e\u7279\u5b9a\u306e\u30c7\u30fc\u30bf\u30ec\u30fc\u30c8\uff08\u4f8b\uff1a10G\u300125G\u300150G PAM4\u3001100G\uff09\u304a\u3088\u3073\u4f1d\u9001\u8ddd\u96e2\uff08SR\u3001LR\u3001ER\u3001ZR\uff09\u306b\u6700\u9069\u5316\u3055\u308c\u3066\u3044\u307e\u3059\u3002.<\/p><\/li>\n\n\n\n<li><p style=\"margin: 0px;\"><strong>\u30ea\u30df\u30c6\u30a3\u30f3\u30b0\u30fb\u30a2\u30f3\u30d7\u30ea\u30d5\u30a1\u30a4\u30a2\uff08LA\uff09\uff0f\u30dd\u30b9\u30c8\u30fb\u30a2\u30f3\u30d7\u30ea\u30d5\u30a1\u30a4\u30a2\uff1a<\/strong> TIA\u306e\u30a2\u30ca\u30ed\u30b0\u51fa\u529b\u3092\u3055\u3089\u306b\u5897\u5e45\u3057\u3001\u4e00\u5b9a\u306e\u30c7\u30b8\u30bf\u30eb\u96fb\u5727\u30ec\u30d9\u30eb\uff08\u4f8b\uff1aCMOS\u307e\u305f\u306fCML\u30ec\u30d9\u30eb\uff09\u306b\u5909\u63db\u3057\u307e\u3059\u3002\u30d4\u30fc\u30af\u30a3\u30f3\u30b0\u306a\u3069\u306e\u4fe1\u53f7\u88dc\u6b63\u6a5f\u80fd\u3092\u63d0\u4f9b\u3059\u308b\u3053\u3068\u3082\u3042\u308a\u307e\u3059\u3002.<\/p><\/li>\n\n\n\n<li><p style=\"margin: 0px;\"><a href=\"https:\/\/resourceslp.szlogic.cn\/ja\/glossary\/clock-and-data-recovery-in-modern-communication-systems\/\" target=\"_blank\" rel=\"\"><strong>\u30af\u30ed\u30c3\u30af\u30fb\u30a2\u30f3\u30c9\u30fb\u30c7\u30fc\u30bf\u30fb\u30ea\u30ab\u30d0\u30ea\u30fc\uff08CDR\uff09<\/strong><\/a><strong>:<\/strong> \uff08\u9ad8\u901f\u5ea6\u30e2\u30b8\u30e5\u30fc\u30eb\u3067\u306f\uff09\u30af\u30ea\u30fc\u30f3\u306a\u30af\u30ed\u30c3\u30af\u4fe1\u53f7\u3092\u62bd\u51fa\u3057\u3001\u30b8\u30c3\u30bf\u3092\u4f4e\u6e1b\u3059\u308b\u305f\u3081\u306b\u30c7\u30fc\u30bf\u3092\u518d\u30bf\u30a4\u30df\u30f3\u30b0\u3057\u307e\u3059\u3002.<\/p><\/li>\n\n\n\n<li><p style=\"margin: 0px;\"><strong>\u30ec\u30fc\u30b6\u30c9\u30e9\u30a4\u30d0\u304a\u3088\u3073\u30ec\u30fc\u30b6\u30c0\u30a4\u30aa\u30fc\u30c9\uff08\u9001\u4fe1\u5074\uff09\uff1a<\/strong> \u30c7\u30fc\u30bf\u9001\u4fe1\u6642\u306e\u96fb\u6c17\u4fe1\u53f7\u304b\u3089\u5149\u4fe1\u53f7\u3078\u306e\u5909\u63db\u3092\u62c5\u5f53\u3057\u307e\u3059\u3002.<\/p><\/li>\n<\/ol>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>\u9069\u5207\u306aTIA\uff08\u30c8\u30e9\u30f3\u30b9\u30a4\u30f3\u30d4\u30fc\u30c0\u30f3\u30b9\u5897\u5e45\u5668\uff09\u3092\u9078\u629e\u3059\u308b\u3053\u3068\u306f\u3001SFP\u30e2\u30b8\u30e5\u30fc\u30eb\u306e\u6027\u80fd\u306b\u304a\u3044\u3066\u6975\u3081\u3066\u91cd\u8981\u3067\u3059\uff1a<\/strong> \u3053\u308c\u306f\u3001\u4ee5\u4e0b\u306e\u3088\u3046\u306a\u30e2\u30b8\u30e5\u30fc\u30eb\u306e\u91cd\u8981\u306a\u4ed5\u69d8\u306b\u76f4\u63a5\u5f71\u97ff\u3092\u4e0e\u3048\u307e\u3059\u3002 <strong>\u53d7\u4fe1\u611f\u5ea6<\/strong>, <strong>\u30aa\u30fc\u30d0\u30fc\u30ed\u30fc\u30c9\u8010\u6027<\/strong>, <strong>\u6d88\u8cbb\u96fb\u529b<\/strong>, \u304a\u3088\u3073 <a target=\"_blank\" rel=\"\" href=\"https:\/\/resourceslp.szlogic.cn\/ja\/glossary\/understanding-what-is-bit-error-rate\/\"><strong>\u30d3\u30c3\u30c8\u30a8\u30e9\u30fc\u7387\uff08BER\uff09\u3092\u4f4e\u4e0b\u3055\u305b\u307e\u3059\u3002<\/strong><\/a>. \u3002\u3053\u306e\u3088\u3046\u306a\u4e3b\u8981\u30e1\u30fc\u30ab\u30fc\u306f\u3001 <strong>LINK-PP<\/strong> \u81ea\u793e\u306e\u30e2\u30b8\u30e5\u30fc\u30eb\u306e\u6027\u80fd\u3092\u78ba\u4fdd\u3059\u308b\u305f\u3081\u306b\u3001TIA\u3092\u53b3\u5bc6\u306b\u9078\u5b9a\u3057\u305f\u308a\u3001\u5171\u540c\u8a2d\u8a08\u3057\u305f\u308a\u3057\u3066\u3044\u307e\u3059\u3002 <strong>SFP+\u30c8\u30e9\u30f3\u30b7\u30fc\u30d0\u30fc<\/strong>, <a target=\"_blank\" rel=\"\" href=\"https:\/\/www.l-p.com\/store-27045-100g-qsfp28-sfp-dd.htm\"><strong>QSFP28\u30e2\u30b8\u30e5\u30fc\u30eb<\/strong><\/a>, \u304a\u3088\u3073\u6b21\u4e16\u4ee3\u306e <strong>800G OSFP\u30bd\u30ea\u30e5\u30fc\u30b7\u30e7\u30f3<\/strong> \u304c\u3001\u53b3\u683c\u306a\u696d\u754c\u6a19\u6e96\uff08MSA\uff09\u3092\u6e80\u305f\u3057\u3001\u4fe1\u983c\u6027\u304c\u9ad8\u304f\u9ad8\u6027\u80fd\u306a\u63a5\u7d9a\u3092\u63d0\u4f9b\u3067\u304d\u308b\u3088\u3046\u306b\u3059\u308b\u305f\u3081\u3067\u3059\u3002.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\"><strong>\u27a3 TIA\u6280\u8853\u306b\u304a\u3051\u308b\u8a2d\u8a08\u4e0a\u306e\u8ab2\u984c\u3068\u9032\u5c55<\/strong><\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">\u7279\u306b\u30de\u30eb\u30c1\u30ae\u30ac\u30d3\u30c3\u30c8\u30ec\u30fc\u30c8\u304a\u3088\u3073\u4f4e\u6d88\u8cbb\u96fb\u529b\u5411\u3051\u306e\u9ad8\u6027\u80fdTIA\u3092\u8a2d\u8a08\u3059\u308b\u306b\u306f\u3001\u5927\u304d\u306a\u969c\u58c1\u3092\u514b\u670d\u3059\u308b\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\u3002<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><p style=\"margin: 0px;\"><strong>\u5e2f\u57df\u5e45 vs. \u30b2\u30a4\u30f3 vs. \u30ce\u30a4\u30ba\u306e\u30c8\u30ec\u30fc\u30c9\u30aa\u30d5\uff1a<\/strong> \u3053\u308c\u306fTIA\u8a2d\u8a08\u306b\u304a\u3051\u308b\u57fa\u672c\u7684\u306a\u300c\u4e09\u89d2\u5f62\u300d\u3067\u3059\u3002\u30b2\u30a4\u30f3\u3092\u9ad8\u3081\u308b\u3068\u3001\u5e2f\u57df\u5e45\u304c\u72ed\u304f\u306a\u3063\u305f\u308a\u30ce\u30a4\u30ba\u304c\u5897\u52a0\u3057\u305f\u308a\u3059\u308b\u3053\u3068\u304c\u3042\u308a\u307e\u3059\u3002\u9ad8\u3044\u30b2\u30a4\u30f3\u3001\u5e83\u3044\u5e2f\u57df\u5e45\u3001, <em>\u304a\u3088\u3073<\/em> \u4f4e\u3044\u30ce\u30a4\u30ba\u3092\u540c\u6642\u306b\u5b9f\u73fe\u3059\u308b\u306b\u306f\u3001\u9ad8\u5ea6\u306a\u56de\u8def\u6280\u8853\uff08\u4f8b\uff1a\u30ec\u30ae\u30e5\u30ec\u30fc\u30c6\u30c3\u30c9\u30fb\u30ab\u30b9\u30b3\u30fc\u30c9\u5165\u529b\u6bb5\u3001\u8a98\u5c0e\u6027\u30d4\u30fc\u30af\u5f62\u6210\u3001\u591a\u6bb5\u69cb\u6210\uff09\u304c\u5fc5\u8981\u3067\u3059\u3002.<\/p><\/li>\n\n\n\n<li><p style=\"margin: 0px;\"><strong>\u5149\u691c\u51fa\u5668\u5bb9\u91cf\uff08<\/strong><code>C_pd<\/code><strong>):<\/strong> \u3053\u306e\u5bb9\u91cf\u3068\u5165\u529b\u62b5\u6297\uff08\u5b9f\u52b9\u7684\u306b\u306f <code>Rf<\/code> \u30b2\u30a4\u30f3\u3092\u6c7a\u5b9a\u3059\u308b<code>BW \u2248 1\/(2\u03c0R<sub>f<\/sub>C<sub>pd<\/sub>)<\/code>\uff09\u304c\u7d44\u307f\u5408\u308f\u3055\u3063\u3066\u30ed\u30fc\u30d1\u30b9\u30d5\u30a3\u30eb\u30bf\u3092\u5f62\u6210\u3057\u3001\u5e2f\u57df\u5e45\u3092\u5236\u9650\u3057\u307e\u3059\u3002\u7d50\u5408\u52b9\u7387\u3084\u9ad8\u96fb\u529b\u5bfe\u5fdc\u306e\u305f\u3081\u306b\u5927\u304d\u306a\u9762\u7a4d\u3092\u6301\u3064\u5149\u691c\u51fa\u5668\u306f\u3001\u3088\u308a\u9ad8\u3044\u5bb9\u91cf\u3092\u6301\u3061\u3001\u9ad8\u901f\u8a2d\u8a08\u3092\u56f0\u96e3\u306b\u3057\u307e\u3059\u3002.<\/p><\/li>\n\n\n\n<li><p style=\"margin: 0px;\"><strong>\u5b89\u5b9a\u6027\uff1a<\/strong> \u5e2f\u57df\u5e45\u304c\u5897\u52a0\u3059\u308b\u3068\u3001\u5b89\u5b9a\u6027\u306e\u7dad\u6301\u304c\u3055\u3089\u306b\u96e3\u3057\u304f\u306a\u308a\u307e\u3059\u3002\u6b63\u78ba\u306a\u30e2\u30c7\u30ea\u30f3\u30b0\u3068\u88dc\u511f\uff08 <code>Cf<\/code>\u3092\u7528\u3044\u305f\u88dc\u511f\uff09\u304c\u4e0d\u53ef\u6b20\u3067\u3059\u3002.<\/p><\/li>\n\n\n\n<li><p style=\"margin: 0px;\"><strong>\u6d88\u8cbb\u96fb\u529b\uff1a<\/strong> \u30c7\u30fc\u30bf\u30bb\u30f3\u30bf\u30fc\u306b\u304a\u3051\u308b\u4f4e\u6d88\u8cbb\u96fb\u529b\u5316\u306e\u8981\u8acb\u306b\u3088\u308a\u3001TIA\u8a2d\u8a08\u306f\u3001\u3088\u308a\u9ad8\u52b9\u7387\u306a\u30a2\u30fc\u30ad\u30c6\u30af\u30c1\u30e3\u304a\u3088\u3073\u4f4e\u96fb\u6e90\u96fb\u5727\u3078\u3068\u5411\u304b\u3063\u3066\u3044\u307e\u3059\u3002.<\/p><\/li>\n\n\n\n<li><p style=\"margin: 0px;\"><strong>\u30d1\u30c3\u30b1\u30fc\u30b8\u304a\u3088\u3073\u5bc4\u751f\u6210\u5206\uff1a<\/strong> GHz\u5e2f\u57df\u3067\u306f\u3001\u30d1\u30c3\u30b1\u30fc\u30b8\u306e\u30a4\u30f3\u30c0\u30af\u30bf\u30f3\u30b9\u304a\u3088\u3073\u30ad\u30e3\u30d1\u30b7\u30bf\u30f3\u30b9\u304c\u6027\u80fd\u306b\u5927\u304d\u304f\u5f71\u97ff\u3057\u307e\u3059\u3002TIA IC\u3001\u5149\u691c\u51fa\u5668\u3001\u304a\u3088\u3073\u30d1\u30c3\u30b1\u30fc\u30b8\u306e\u5171\u540c\u8a2d\u8a08\u304c\u6975\u3081\u3066\u91cd\u8981\u3067\u3059\u3002. <strong>LINK-PP\u793e\u306e\u30e2\u30b8\u30e5\u30fc\u30eb\u7d71\u5408\u306b\u95a2\u3059\u308b\u5c02\u9580\u77e5\u8b58<\/strong> \u306b\u3088\u308a\u3001\u6700\u9069\u306aRF\u6027\u80fd\u304c\u4fdd\u8a3c\u3055\u308c\u307e\u3059\u3002.<\/p><\/li>\n\n\n\n<li><p style=\"margin: 0px;\"><strong>\u30d7\u30ed\u30bb\u30b9\u30c6\u30af\u30ce\u30ed\u30b8\u30fc\uff1a<\/strong> SiGe\u3001InP\u3001\u6df1\u30b5\u30d6\u30df\u30af\u30ed\u30f3CMOS\u306a\u3069\u306e\u5148\u9032\u534a\u5c0e\u4f53\u30d7\u30ed\u30bb\u30b9\u3092\u7528\u3044\u308b\u3053\u3068\u3067\u3001\u3088\u308a\u9ad8\u901f\u306a\u52d5\u4f5c\u3001\u3088\u308a\u4f4e\u3044\u30ce\u30a4\u30ba\u3001\u304a\u3088\u3073\u3088\u308a\u4f4e\u3044\u6d88\u8cbb\u96fb\u529b\u3092\u5b9f\u73fe\u3067\u304d\u307e\u3059\u3002.<\/p><\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>\u6700\u8fd1\u306e\u9032\u5c55\uff1a<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><p style=\"margin: 0px;\"><strong>\u5149\u691c\u51fa\u5668\uff08PD\uff09\u3068\u4e00\u4f53\u5316\u3055\u308c\u305fTIA\uff1a<\/strong> \u540c\u3058\u30c1\u30c3\u30d7\uff0f\u30c0\u30a4\u4e0a\u306b\u30d5\u30a9\u30c8\u30c0\u30a4\u30aa\u30fc\u30c9\u3068TIA\u3092\u30e2\u30ce\u30ea\u30b7\u30c3\u30af\u306b\u7d71\u5408\u3059\u308b\u3053\u3068\u3067\u3001\u30d1\u30e9\u30b5\u30a4\u30c8\u3092\u6700\u5c0f\u9650\u306b\u6291\u3048\u3001\u5e2f\u57df\u5e45\u304a\u3088\u3073\u30ce\u30a4\u30ba\u7279\u6027\u3092\u5411\u4e0a\u3055\u305b\u307e\u3059\u3002.<\/p><\/li>\n\n\n\n<li><p style=\"margin: 0px;\"><strong>\u5dee\u52d5\u578bTIA\uff1a<\/strong> \u3088\u308a\u512a\u308c\u305f\u5171\u6a21\u30ce\u30a4\u30ba\u9664\u53bb\u6027\u80fd\u3092\u63d0\u4f9b\u3057\u3001PAM4\u4fe1\u53f7\u4f1d\u9001\u306b\u4e0d\u53ef\u6b20\u3067\u3059\u3002.<\/p><\/li>\n\n\n\n<li><p style=\"margin: 0px;\"><strong>CDR\uff08\u30af\u30ed\u30c3\u30af\u30fb\u30c7\u30fc\u30bf\u30fb\u30ea\u30ab\u30d0\u30ea\uff09\u6a5f\u80fd\u5185\u8535\u578bTIA\uff1a<\/strong> \u30e2\u30b8\u30e5\u30fc\u30eb\u306e\u5c0f\u578b\u5316\u304a\u3088\u3073\u6d88\u8cbb\u96fb\u529b\u4f4e\u6e1b\u306e\u305f\u3081\u306e\u3001\u3055\u3089\u306b\u9ad8\u5ea6\u306a\u96c6\u7a4d\u5316\u3092\u5b9f\u73fe\u3057\u307e\u3059\u3002.<\/p><\/li>\n\n\n\n<li><p style=\"margin: 0px;\"><strong>\u9ad8\u5ea6\u306aBiCMOS\uff0fSiGe\uff0fInP\u30d7\u30ed\u30bb\u30b9\uff1a<\/strong> \u30ec\u30fc\u30f3\u3042\u305f\u308a100 GHz\u3092\u8d85\u3048\u308b\u5e2f\u57df\u5e45\u3092\u5b9f\u73fe\u3057\u3066\u3044\u307e\u3059\u3002.<\/p><\/li>\n<\/ul>\n\n\n\n<h2 class=\"wp-block-heading\"><strong>\u27a3 \u7d50\u8ad6\uff1a\u5149\u30d1\u30b9\u306b\u304a\u3051\u308b\u4e0d\u53ef\u6b20\u306a\u30d6\u30ea\u30c3\u30b8<\/strong><\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">\u3053\u306e <strong>\u30c8\u30e9\u30f3\u30b9\u30a4\u30f3\u30d4\u30fc\u30c0\u30f3\u30b9\u5897\u5e45\u5668\uff08TIA\uff09<\/strong> \u306f\u5358\u306a\u308b\u5358\u7d14\u306a\u5897\u5e45\u5668\u4ee5\u4e0a\u306e\u3082\u306e\u3067\u3042\u308a\u3001\u5149\u53d7\u4fe1\u6a5f\u304c\u5fae\u5f31\u306a\u5149\u30d1\u30eb\u30b9\u3092\u5805\u7262\u3067\u5b9f\u7528\u7684\u306a\u96fb\u6c17\u4fe1\u53f7\u306b\u5909\u63db\u3059\u308b\u52b9\u7387\u6027\u3092\u6c7a\u5b9a\u3059\u308b\u3001\u6975\u3081\u3066\u91cd\u8981\u306a\u7b2c1\u6bb5\u968e\u3067\u3059\u3002\u305d\u306e <strong>\u5897\u5e45\u5ea6\u3001\u5e2f\u57df\u5e45\u3001\u30ce\u30a4\u30ba\u3001\u304a\u3088\u3073\u7dda\u5f62\u6027<\/strong> \u3068\u3044\u3046\u6027\u80fd\u6307\u6a19\u306f\u3001 <strong>\u611f\u5ea6\u304a\u3088\u3073\u30c7\u30fc\u30bf\u30ec\u30fc\u30c8<\/strong> \u3068\u3044\u3046\u3001\u5168\u4f53\u306e\u5149\u30ea\u30f3\u30af\u306e\u80fd\u529b\u306e\u57fa\u6e96\u3092\u5b9a\u3081\u307e\u3059\u3002\u3053\u308c\u306f\u3001\u5927\u898f\u6a21\u306a\u30c7\u30fc\u30bf\u30bb\u30f3\u30bf\u30fc\u306e\u30d0\u30c3\u30af\u30dc\u30fc\u30f3\u3067\u3042\u308c\u3001\u30e1\u30c8\u30ed\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u3067\u3042\u308c\u3001FTTx\u5c55\u958b\u3067\u3042\u308c\u3001\u540c\u69d8\u3067\u3059\u3002\u30c7\u30fc\u30bf\u30ec\u30fc\u30c8\u304c1.6T\u304a\u3088\u3073\u305d\u308c\u4ee5\u4e0a\u3078\u3068\u7d76\u3048\u9593\u306a\u304f\u4e0a\u6607\u3057\u7d9a\u3051\u308b\u4e2d\u3001 <strong>\u30b3herent optics<\/strong> \u306a\u3069\u306e\u8981\u6c42\u306e\u53b3\u3057\u3044\u9769\u65b0\u6280\u8853\u3084\u3001\u9ad8\u5ea6\u306a\u5909\u8abf\u65b9\u5f0f\uff08\u4f8b\uff1a, <a target=\"_blank\" rel=\"\" href=\"https:\/\/resourceslp.szlogic.cn\/ja\/glossary\/what-is-pam4-four-level-pulse-amplitude-modulation-basics\/\"><strong>PAM4<\/strong><\/a>\uff09\u304c\u6c42\u3081\u3089\u308c\u308b\u3088\u3046\u306b\u306a\u308b\u306b\u3064\u308c\u3001TIA\u306e\u5f79\u5272\u306f\u3055\u3089\u306b\u56f0\u96e3\u304b\u3064\u91cd\u8981\u306b\u306a\u3063\u3066\u3044\u304d\u307e\u3059\u3002.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u300c\u5149\u901a\u4fe1\u306b\u304a\u3051\u308bTIA\u3068\u306f\u4f55\u304b\uff1f\u300d\u3092\u7406\u89e3\u3059\u308b\u3053\u3068\u306f\u3001\u5149\u901a\u4fe1\u30b7\u30b9\u30c6\u30e0\u307e\u305f\u306f\u305d\u306e\u30b3\u30a2\u30b3\u30f3\u30dd\u30fc\u30cd\u30f3\u30c8\uff08\u4f8b\u3048\u3070\u3001\u5e83\u304f\u666e\u53ca\u3057\u3066\u3044\u308b <a target=\"_blank\" rel=\"\" href=\"https:\/\/www.l-p.com\/store-25432-optics-transceivers-sfp-modules.htm\"><strong>SFP\u30e2\u30b8\u30e5\u30fc\u30eb<\/strong><\/a>. \u306a\u3069\uff09\u306e\u4ed5\u69d8\u7b56\u5b9a\u3001\u8a2d\u8a08\u3001\u3042\u308b\u3044\u306f\u30c8\u30e9\u30d6\u30eb\u30b7\u30e5\u30fc\u30c6\u30a3\u30f3\u30b0\u3092\u884c\u3046\u3059\u3079\u3066\u306e\u4eba\u306b\u3068\u3063\u3066\u3001\u57fa\u790e\u7684\u306a\u77e5\u8b58\u3068\u306a\u308a\u307e\u3059\u3002\u3088\u308a\u4f4e\u3044\u30ce\u30a4\u30ba\u3001\u3088\u308a\u9ad8\u3044\u5e2f\u57df\u5e45\u3001\u305d\u3057\u3066\u3088\u308a\u4f4e\u3044\u6d88\u8cbb\u96fb\u529b\u3092\u5b9f\u73fe\u3059\u308bTIA\u3078\u306e\u7d76\u3048\u9593\u306a\u3044\u8ffd\u6c42\u306f\u3001\u5149\u30cd\u30c3\u30c8\u30ef\u30fc\u30ad\u30f3\u30b0\u306b\u304a\u3051\u308b\u9032\u6b69\u306e\u4e3b\u8981\u306a\u539f\u52d5\u529b\u306e\u4e00\u3064\u3067\u3059\u3002.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>\u3042\u306a\u305f\u306e\u5149\u30b7\u30b9\u30c6\u30e0\u3092\u6700\u9069\u5316\u3059\u308b\u6e96\u5099\u306f\u3067\u304d\u3066\u3044\u307e\u3059\u304b\uff1f<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u9069\u5207\u306aTIA\u6280\u8853\u3092\u9078\u629e\u3059\u308b\u3053\u3068\u306f\u3001\u5149\u30ea\u30f3\u30af\u306b\u304a\u3051\u308b\u30d4\u30fc\u30af\u6027\u80fd\u3092\u9054\u6210\u3059\u308b\u305f\u3081\u306b\u6975\u3081\u3066\u91cd\u8981\u3067\u3059\u3002\u6b21\u4e16\u4ee3\u306e <strong>400G\uff0f800G\u30c8\u30e9\u30f3\u30b7\u30fc\u30d0\u30fc<\/strong> \u3092\u8a2d\u8a08\u3059\u308b\u5834\u5408\u3067\u3082\u3001\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u30a2\u30c3\u30d7\u30b0\u30ec\u30fc\u30c9\u5411\u3051\u306b\u4fe1\u983c\u6027\u306e\u9ad8\u3044 <strong>SFP+\u30e2\u30b8\u30e5\u30fc\u30eb<\/strong> \u3092\u4ed5\u69d8\u7b56\u5b9a\u3059\u308b\u5834\u5408\u3067\u3082\u3001TIA\u306e\u4ed5\u69d8\u3092\u7406\u89e3\u3059\u308b\u3053\u3068\u304c\u9375\u3068\u306a\u308a\u307e\u3059\u3002.<\/p>\n\n\n\n<div><div widgetid=\"3ef779ac451211f099380a58fbc66727\" format=\"embedded\" data-widget-id=\"3ef779ac451211f099380a58fbc66727\" data-mode=\"production.zh\" style=\"display: block;\"><\/div><\/div>\n\n\n\n<script src=\"https:\/\/cdn.mylandingpages.co\/widgets\/platform\/platform.widget.js\" async=\"true\"><\/script>","protected":false},"excerpt":{"rendered":"<p>\u30c8\u30e9\u30f3\u30b9\u30a4\u30f3\u30d4\u30fc\u30c0\u30f3\u30b9\u5897\u5e45\u5668\uff08TIA\uff09\u306f\u3001\u30aa\u30da\u30a2\u30f3\u30d7\u3068\u30d5\u30a3\u30fc\u30c9\u30d0\u30c3\u30af\u62b5\u6297\u3092\u7528\u3044\u3066\u30bb\u30f3\u30b5\u96fb\u6d41\u3092\u96fb\u5727\u306b\u5909\u63db\u3057\u3001\u6b63\u78ba\u306a\u4fe1\u53f7\u6e2c\u5b9a\u3092\u53ef\u80fd\u306b\u3057\u307e\u3059\u3002.<\/p>","protected":false},"author":1,"featured_media":6592,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[27],"tags":[26],"class_list":["post-6595","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-glossary","tag-optics-transceivers"],"blocksy_meta":[],"acf":[],"_links":{"self":[{"href":"https:\/\/resourceslp.szlogic.cn\/ja\/wp-json\/wp\/v2\/posts\/6595","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/resourceslp.szlogic.cn\/ja\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/resourceslp.szlogic.cn\/ja\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/resourceslp.szlogic.cn\/ja\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/resourceslp.szlogic.cn\/ja\/wp-json\/wp\/v2\/comments?post=6595"}],"version-history":[{"count":6,"href":"https:\/\/resourceslp.szlogic.cn\/ja\/wp-json\/wp\/v2\/posts\/6595\/revisions"}],"predecessor-version":[{"id":11291,"href":"https:\/\/resourceslp.szlogic.cn\/ja\/wp-json\/wp\/v2\/posts\/6595\/revisions\/11291"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/resourceslp.szlogic.cn\/ja\/wp-json\/wp\/v2\/media\/6592"}],"wp:attachment":[{"href":"https:\/\/resourceslp.szlogic.cn\/ja\/wp-json\/wp\/v2\/media?parent=6595"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/resourceslp.szlogic.cn\/ja\/wp-json\/wp\/v2\/categories?post=6595"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/resourceslp.szlogic.cn\/ja\/wp-json\/wp\/v2\/tags?post=6595"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}