{"id":3584,"date":"2025-11-28T00:00:00","date_gmt":"2025-11-28T00:00:00","guid":{"rendered":"https:\/\/lp.szlogic.cn\/glossary\/pma-physical-medium-attachment-ethernet-explained\/"},"modified":"2026-06-22T04:35:39","modified_gmt":"2026-06-22T04:35:39","slug":"pma-physical-medium-attachment-ethernet-explained","status":"publish","type":"post","link":"https:\/\/resourceslp.szlogic.cn\/ar\/glossary\/pma-physical-medium-attachment-ethernet-explained","title":{"rendered":"\u0665. \u0641\u0647\u0645 \u0637\u0628\u0642\u0629 \u0627\u0644\u0631\u0628\u0637 \u0628\u0627\u0644\u0648\u0633\u064a\u0637 \u0627\u0644\u0641\u064a\u0632\u064a\u0627\u0626\u064a (PMA)"},"content":{"rendered":"<figure class=\"wp-block-image aligncenter size-large\"><img fetchpriority=\"high\" decoding=\"async\" width=\"1024\" height=\"608\" src=\"https:\/\/resourceslp.szlogic.cn\/wp-content\/uploads\/2026\/05\/f069071da15c4bf48583fce260f4b0df-1024x608.webp\" alt=\"Understanding the PMA (Physical Medium Attachment) Layer\" class=\"wp-image-3579\" srcset=\"https:\/\/resourceslp.szlogic.cn\/wp-content\/uploads\/2026\/05\/f069071da15c4bf48583fce260f4b0df-1024x608.webp 1024w, https:\/\/resourceslp.szlogic.cn\/wp-content\/uploads\/2026\/05\/f069071da15c4bf48583fce260f4b0df-300x178.webp 300w, https:\/\/resourceslp.szlogic.cn\/wp-content\/uploads\/2026\/05\/f069071da15c4bf48583fce260f4b0df-768x456.webp 768w, https:\/\/resourceslp.szlogic.cn\/wp-content\/uploads\/2026\/05\/f069071da15c4bf48583fce260f4b0df-18x12.webp 18w, https:\/\/resourceslp.szlogic.cn\/wp-content\/uploads\/2026\/05\/f069071da15c4bf48583fce260f4b0df.webp 1200w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" \/><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">\u0663\u0669. \u0625\u0646\u064e\u0651 <strong>\u0661. \u0648\u0627\u062c\u0647\u0629 \u0627\u0644\u0648\u0633\u064a\u0637 \u0627\u0644\u0645\u0627\u062f\u064a (PMA)<\/strong> \u0662. \u0647\u064a \u0637\u0628\u0642\u0629 \u0641\u0631\u0639\u064a\u0629 \u0631\u0626\u064a\u0633\u064a\u0629 \u062f\u0627\u062e\u0644 \u0625\u064a\u062b\u0631\u0646\u062a <a target=\"_blank\" rel=\"\" href=\"https:\/\/resourceslp.szlogic.cn\/ar\/glossary\/what-is-phy-physical-layer-basics-explained\/\"><strong>\u0661\u0662. \u0637\u0628\u0642\u0629 \u0627\u0644\u0627\u062a\u0635\u0627\u0644 \u0627\u0644\u0641\u064a\u0632\u064a\u0627\u0626\u064a\u0629 (PHY)<\/strong><\/a>, \u0663. \u060c \u0648\u062a\u0639\u0645\u0644 \u0628\u064a\u0646 <a target=\"_blank\" rel=\"\" href=\"https:\/\/resourceslp.szlogic.cn\/ar\/glossary\/pcs-physical-coding-sublayer-ethernet-explained\/\"><strong>\u0664. \u0627\u0644\u0637\u0628\u0642\u0629 \u0627\u0644\u0641\u0631\u0639\u064a\u0629 \u0644\u062a\u0634\u0641\u064a\u0631 \u0627\u0644\u0648\u0633\u064a\u0637 \u0627\u0644\u0645\u0627\u062f\u064a (PCS)<\/strong><\/a> \u0665. \u0648\u062d\u062f\u0629 \u0627\u0644\u0625\u0631\u0633\u0627\u0644 \u0648\u0627\u0644\u0627\u0633\u062a\u0642\u0628\u0627\u0644 (RU) <a target=\"_blank\" rel=\"\" href=\"https:\/\/resourceslp.szlogic.cn\/ar\/glossary\/what-is-physical-medium-dependent-pmd\/\"><strong>50 GbE \u0648 100 GbE \u0648 200 GbE<\/strong><\/a> \u0665. \u0627\u0644\u0637\u0628\u0642\u0629. \u0648\u0645\u0639 \u0627\u0632\u062f\u064a\u0627\u062f \u0645\u0639\u062f\u0644\u0627\u062a \u0646\u0642\u0644 \u0627\u0644\u0628\u064a\u0627\u0646\u0627\u062a \u0625\u0644\u0649 \u0661\u0660 \u062c\u064a\u062c\u0627\u0628\u062a\/\u062b\u0627\u0646\u064a\u0629 \u0648\u0662\u0665 \u062c\u064a\u062c\u0627\u0628\u062a\/\u062b\u0627\u0646\u064a\u0629 \u0648\u0661\u0660\u0660 \u062c\u064a\u062c\u0627\u0628\u062a\/\u062b\u0627\u0646\u064a\u0629 \u0648\u0645\u0627 \u0628\u0639\u062f\u0647\u0627\u060c \u0623\u0635\u0628\u062d\u062a \u0648\u0627\u062c\u0647\u0629 \u0627\u0644\u0648\u0633\u064a\u0637 \u0627\u0644\u0645\u0627\u062f\u064a (PMA) \u0636\u0631\u0648\u0631\u064a\u0629\u064b \u0644\u062a\u0645\u0643\u064a\u0646 \u0627\u0644\u062a\u0633\u0644\u0633\u0644 \u0639\u0627\u0644\u064a \u0627\u0644\u0633\u0631\u0639\u0629\u060c \u0648\u0627\u0644\u062a\u0648\u0642\u064a\u062a \u0627\u0644\u062f\u0642\u064a\u0642\u060c \u0648\u0627\u0644\u0627\u062a\u0635\u0627\u0644 \u0627\u0644\u0645\u0633\u062a\u0642\u0631 \u0639\u0628\u0631 \u0648\u0633\u0627\u0626\u0637 \u0627\u0644\u0646\u062d\u0627\u0633 \u0648\u0627\u0644\u0623\u0644\u064a\u0627\u0641 \u0627\u0644\u0628\u0635\u0631\u064a\u0629.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u0666. \u0641\u064a \u0645\u0639\u0645\u0627\u0631\u064a\u0629 \u0625\u064a\u062b\u0631\u0646\u062a IEEE 802.3\u060c \u062a\u064f\u0634\u0643\u0650\u0651\u0644 \u0648\u0627\u062c\u0647\u0629 \u0627\u0644\u0648\u0633\u064a\u0637 \u0627\u0644\u0645\u0627\u062f\u064a (PMA) \u0627\u0644\u062c\u0633\u0631 \u0627\u0644\u0630\u064a \u064a\u062d\u0648\u0650\u0651\u0644 \u0643\u062a\u0644 \u0627\u0644\u0640 PCS \u0627\u0644\u0645\u0646\u0638\u0645\u0629 \u0625\u0644\u0649 \u062a\u062f\u0641\u0642\u0627\u062a \u0628\u062a \u0645\u062a\u0633\u0644\u0633\u0644\u0629 \u0639\u0627\u0644\u064a\u0629 \u0627\u0644\u0633\u0631\u0639\u0629 \u0645\u0646\u0627\u0633\u0628\u0629 \u0644\u0644\u0625\u0631\u0633\u0627\u0644 \u0639\u0628\u0631 \u0645\u062d\u0648\u0644\u0627\u062a \u0627\u0644\u0623\u0644\u064a\u0627\u0641 \u0627\u0644\u0628\u0635\u0631\u064a\u0629\u060c \u0623\u0648 \u0627\u0644\u0645\u0633\u0627\u0631\u0627\u062a \u0627\u0644\u0643\u0647\u0631\u0628\u0627\u0626\u064a\u0629\u060c \u0623\u0648 \u0642\u0646\u0648\u0627\u062a \u0627\u0644\u0644\u0648\u062d\u0629 \u0627\u0644\u0623\u0645.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">\u0667. \u27a1\ufe0f \u0645\u0627 \u0647\u064a \u0637\u0628\u0642\u0629 \u0648\u0627\u062c\u0647\u0629 \u0627\u0644\u0648\u0633\u064a\u0637 \u0627\u0644\u0645\u0627\u062f\u064a (PMA) \u0641\u064a \u0625\u064a\u062b\u0631\u0646\u062a\u061f<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">\u0663\u0669. \u0625\u0646\u064e\u0651 <strong>\u0665.\u200f PMA<\/strong> \u0668. \u062a\u0642\u0648\u0645 \u0647\u0630\u0647 \u0627\u0644\u0637\u0628\u0642\u0629 \u0628\u0648\u0638\u0627\u0626\u0641 \u0643\u0647\u0631\u0628\u0627\u0626\u064a\u0629 \u0648\u062d\u0631\u062c\u0629 \u0645\u0646 \u062d\u064a\u062b \u0627\u0644\u062a\u0648\u0642\u064a\u062a \u062a\u0633\u0645\u062d \u0628\u0646\u0642\u0644 \u0627\u0644\u0628\u064a\u0627\u0646\u0627\u062a \u0639\u0627\u0644\u064a\u0629 \u0627\u0644\u0633\u0631\u0639\u0629 \u0639\u0628\u0631 \u0627\u0644\u0648\u0633\u0627\u0626\u0637 \u0627\u0644\u0645\u0627\u062f\u064a\u0629. \u0648\u062a\u0634\u0645\u0644 <a target=\"_blank\" rel=\"\" href=\"https:\/\/resourceslp.szlogic.cn\/ar\/glossary\/serdes-interfaces-high-speed-data-transfer-and-signal-integrity\/\"><strong>\u0669. \u0648\u062d\u062f\u0627\u062a SerDes (\u0627\u0644\u0645\u064f\u0633\u0644\u0650\u0651\u0644\u0629\/\u0627\u0644\u0645\u064f\u0641\u0643\u0650\u0651\u0643\u0629 \u0644\u0644\u062a\u0633\u0644\u0633\u0644) <\/strong><\/a><strong>\u0661\u0660. \u0627\u0644\u0645\u0646\u0637\u0642<\/strong>, <a target=\"_blank\" rel=\"\" href=\"https:\/\/resourceslp.szlogic.cn\/ar\/glossary\/clock-and-data-recovery-in-modern-communication-systems\/\"><strong>\u0661\u0666. \u0627\u0633\u062a\u0639\u0627\u062f\u0629 \u0627\u0644\u0633\u0627\u0639\u0629 \u0648\u0627\u0644\u0628\u064a\u0627\u0646\u0627\u062a (CDR)<\/strong><\/a> \u0661\u0661. \u0648\u0627\u0644\u062f\u0648\u0627\u0626\u0631\u060c \u0648\u0622\u0644\u064a\u0627\u062a \u0625\u062f\u0627\u0631\u0629 \u0627\u0644\u0645\u0633\u0627\u0631\u0627\u062a.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u0662\u0661. \u0628\u0627\u062e\u062a\u0635\u0627\u0631:<br>\ud83d\udc49 <strong>\u0661\u0662. \u062a\u0639\u062f\u0651 \u0637\u0628\u0642\u0629 PCS \u0627\u0644\u0628\u064a\u0627\u0646\u0627\u062a. \u0648\u062a\u0633\u0644\u0633\u0644\u0647\u0627 \u0637\u0628\u0642\u0629 PMA. \u062b\u0645 \u062a\u0631\u0633\u0644\u0647\u0627 \u0637\u0628\u0642\u0629 PMD \u0625\u0644\u0649 \u0627\u0644\u0623\u0644\u064a\u0627\u0641 \u0623\u0648 \u0627\u0644\u0646\u062d\u0627\u0633.<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u0661\u0663. \u0648\u062a\u0636\u0645\u0646 \u0648\u0627\u062c\u0647\u0629 \u0627\u0644\u0648\u0633\u064a\u0637 \u0627\u0644\u0645\u0627\u062f\u064a (PMA) \u0623\u0646 \u0627\u0644\u0625\u0634\u0627\u0631\u0629 \u0627\u0644\u062f\u0627\u062e\u0644\u0629 \u0625\u0644\u0649 \u0627\u0644\u0648\u0633\u064a\u0637 \u062a\u0643\u0648\u0646 \u0646\u0638\u064a\u0641\u0629 \u0648\u0645\u0632\u0627\u0645\u0646\u0629 \u0648\u0645\u062a\u0633\u0642\u0629 \u0639\u0628\u0631 \u0639\u062f\u0629 \u0645\u0633\u0627\u0631\u0627\u062a \u0639\u0627\u0644\u064a\u0629 \u0627\u0644\u0633\u0631\u0639\u0629.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">\u0661\u0664. \u27a1\ufe0f \u0627\u0644\u0648\u0638\u0627\u0626\u0641 \u0627\u0644\u0623\u0633\u0627\u0633\u064a\u0629 \u0644\u0648\u0627\u062c\u0647\u0629 \u0627\u0644\u0648\u0633\u064a\u0637 \u0627\u0644\u0645\u0627\u062f\u064a (PMA)<\/h2>\n\n\n\n<h3 class=\"wp-block-heading\">\u0661\u0665. \u0661. \u0627\u0644\u062a\u0633\u0644\u0633\u0644 \u0648\u0625\u0644\u063a\u0627\u0621 \u0627\u0644\u062a\u0633\u0644\u0633\u0644 (SerDes)<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">\u0661\u0666. \u0625\u062d\u062f\u0649 \u0627\u0644\u0645\u0647\u0627\u0645 \u0627\u0644\u0631\u0626\u064a\u0633\u064a\u0629 \u0644\u0648\u0627\u062c\u0647\u0629 \u0627\u0644\u0648\u0633\u064a\u0637 \u0627\u0644\u0645\u0627\u062f\u064a (PMA) \u0647\u064a <strong>\u0661\u0667. \u062a\u062d\u0648\u064a\u0644 \u0627\u0644\u0628\u064a\u0627\u0646\u0627\u062a \u0627\u0644\u0645\u062a\u0648\u0627\u0632\u064a\u0629 \u0645\u0646 \u0637\u0628\u0642\u0629 PCS \u0625\u0644\u0649 \u062a\u062f\u0641\u0642\u0627\u062a \u0628\u062a \u0645\u062a\u0633\u0644\u0633\u0644\u0629 \u0639\u0627\u0644\u064a\u0629 \u0627\u0644\u0633\u0631\u0639\u0629<\/strong>, \u0661\u0668. \u060c \u0648\u0627\u0644\u0639\u0643\u0633 \u0628\u0627\u0644\u0639\u0643\u0633.<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><p><strong>\u0661\u0669. \u0645\u0633\u0627\u0631 \u0627\u0644\u0625\u0631\u0633\u0627\u0644 (TX):<\/strong> \u0662\u0660. \u0628\u064a\u0627\u0646\u0627\u062a \u0645\u062a\u0648\u0627\u0632\u064a\u0629 \u0628\u0639\u062f\u0629 \u0628\u062a\u0627\u062a \u2192 \u062a\u062f\u0641\u0642 \u0628\u062a \u0645\u062a\u0633\u0644\u0633\u0644 \u0648\u0627\u062d\u062f<\/p><\/li>\n\n\n\n<li><p><strong>\u0662\u0661. \u0645\u0633\u0627\u0631 \u0627\u0644\u0627\u0633\u062a\u0642\u0628\u0627\u0644 (RX):<\/strong> \u0662\u0662. \u062a\u062f\u0641\u0642 \u0628\u062a \u0645\u062a\u0633\u0644\u0633\u0644 \u2192 \u0628\u064a\u0627\u0646\u0627\u062a \u0645\u062a\u0648\u0627\u0632\u064a\u0629 \u0628\u0639\u062f\u0629 \u0628\u062a\u0627\u062a<\/p><\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">\u0662\u0663. \u0648\u0647\u0630\u0647 \u0627\u0644\u0648\u0638\u064a\u0641\u0629 \u062a\u064f\u0645\u0643\u0650\u0651\u0646 \u0625\u0635\u062f\u0627\u0631\u0627\u062a \u0625\u064a\u062b\u0631\u0646\u062a \u0639\u0627\u0644\u064a\u0629 \u0627\u0644\u0645\u0639\u062f\u0644 \u0645\u062b\u0644:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><p><strong>\u0662\u0664. 10GBASE-R (\u0645\u0639\u062f\u0644 \u062e\u0637 \u0661\u0660,\u0663\u0661\u0662\u0665 \u062c\u064a\u062c\u0627\u0628\u062a\/\u062b\u0627\u0646\u064a\u0629)<\/strong><\/p><\/li>\n\n\n\n<li><p><strong>\u0662\u0665. 25GBASE-R (\u0662\u0665,\u0667\u0668\u0661\u0662\u0665 \u062c\u064a\u062c\u0627\u0628\u062a\/\u062b\u0627\u0646\u064a\u0629)<\/strong><\/p><\/li>\n\n\n\n<li><p><strong>\u0662\u0666. 100GBASE-R (\u0664 \u0645\u0633\u0627\u0631\u0627\u062a \u0628\u0633\u0631\u0639\u0629 \u0662\u0665 \u062c\u064a\u062c\u0627\u0628\u062a\/\u062b\u0627\u0646\u064a\u0629 \u0644\u0643\u0644 \u0645\u0646\u0647\u0627)<\/strong><\/p><\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">\u0662\u0667. \u0627\u0644\u062c\u0648\u062f\u0629 \u0627\u0644\u0639\u0627\u0644\u064a\u0629 <a target=\"_blank\" rel=\"\" href=\"https:\/\/resourceslp.szlogic.cn\/ar\/glossary\/serdes-interfaces-high-speed-data-transfer-and-signal-integrity\/\">\u0661\u0668. SerDes<\/a> \u0662\u0668. \u062a\u0624\u062b\u0631 \u062a\u0623\u062b\u064a\u0631\u064b\u0627 \u0645\u0628\u0627\u0634\u0631\u064b\u0627 \u0639\u0644\u0649 \u0645\u0639\u062f\u0644 \u0627\u0644\u062e\u0637\u0623 \u0641\u064a \u0627\u0644\u0628\u062a \u0648\u0627\u0633\u062a\u0642\u0631\u0627\u0631 \u0627\u0644\u0627\u062a\u0635\u0627\u0644.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">\u0662\u0669. \u0662. \u0627\u0633\u062a\u0639\u0627\u062f\u0629 \u0627\u0644\u0633\u0627\u0639\u0629 \u0648\u062a\u0648\u062d\u064a\u062f \u0627\u0644\u062a\u0632\u0627\u0645\u0646 \u0639\u0644\u0649 \u0645\u0633\u062a\u0648\u0649 \u0627\u0644\u0628\u062a<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">\u0663\u0660. \u062a\u062d\u062a\u0648\u064a \u0648\u0627\u062c\u0647\u0629 \u0627\u0644\u0648\u0633\u064a\u0637 \u0627\u0644\u0645\u0627\u062f\u064a (PMA) \u0639\u0644\u0649 <a target=\"_blank\" rel=\"\" href=\"https:\/\/resourceslp.szlogic.cn\/ar\/glossary\/clock-and-data-recovery-in-modern-communication-systems\/\"><strong>\u0662\u0665. \u0627\u0633\u062a\u0631\u062c\u0627\u0639 \u0627\u0644\u0633\u0627\u0639\u0629 \u0648\u0627\u0644\u0628\u064a\u0627\u0646\u0627\u062a (CDR)<\/strong><\/a> \u0663\u0661. \u0625\u0645\u0643\u0627\u0646\u0627\u062a \u0627\u0633\u062a\u0639\u0627\u062f\u0629 \u0627\u0644\u0633\u0627\u0639\u0629 (CDR) \u0627\u0644\u062a\u064a \u062a\u0633\u062a\u062e\u0644\u0635 \u0645\u0639\u0644\u0648\u0645\u0627\u062a \u0627\u0644\u062a\u0648\u0642\u064a\u062a \u0645\u0646 \u062a\u062f\u0641\u0642 \u0627\u0644\u0628\u062a \u0627\u0644\u0648\u0627\u0631\u062f. \u0648\u062a\u0636\u0645\u0646 \u062a\u0642\u0646\u064a\u0629 \u0627\u0633\u062a\u0639\u0627\u062f\u0629 \u0627\u0644\u0633\u0627\u0639\u0629 (CDR):<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><p>\u0663\u0662. \u0623\u062e\u0630 \u0639\u064a\u0651\u0646\u0629 \u0635\u062d\u064a\u062d\u0629 \u0644\u0643\u0644 \u0628\u062a<\/p><\/li>\n\n\n\n<li><p>\u0663\u0663. \u0627\u0644\u062a\u0639\u0648\u064a\u0636 \u0639\u0646 \u0627\u0644\u0627\u0647\u062a\u0632\u0627\u0632 (jitter) \u0641\u064a \u0627\u0644\u0627\u062a\u0635\u0627\u0644<\/p><\/li>\n\n\n\n<li><p>\u0663\u0664. \u0627\u0644\u062a\u0632\u0627\u0645\u0646 \u0627\u0644\u0645\u0633\u062a\u0642\u0631 \u062d\u062a\u0649 \u0639\u0628\u0631 \u0627\u0644\u0642\u0646\u0648\u0627\u062a \u0627\u0644\u0637\u0648\u064a\u0644\u0629 \u0623\u0648 \u0627\u0644\u0645\u064f\u0634\u0648\u064e\u0651\u0634\u0629<\/p><\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">\u0663\u0665. \u0648\u0641\u064a \u0631\u0648\u0627\u0628\u0637 \u0627\u0644\u0623\u0644\u064a\u0627\u0641 \u0627\u0644\u0628\u0635\u0631\u064a\u0629 \u0627\u0644\u062d\u062f\u064a\u062b\u0629\u060c \u062a\u064f\u0639\u062f \u0623\u062f\u0627\u0621 \u062a\u0642\u0646\u064a\u0629 \u0627\u0633\u062a\u0639\u0627\u062f\u0629 \u0627\u0644\u0633\u0627\u0639\u0629 (CDR) \u0639\u0627\u0645\u0644\u0627\u064b \u0631\u0626\u064a\u0633\u064a\u064b\u0627 \u0641\u064a <a target=\"_blank\" rel=\"\" href=\"https:\/\/resourceslp.szlogic.cn\/ar\/glossary\/understanding-what-is-bit-error-rate\/\"><strong>\u0662\u0667. \u0646\u0633\u0628\u0629 \u062e\u0637\u0623 \u0627\u0644\u0628\u062a BER<\/strong><\/a>, <strong>\u0661. \u0632\u0645\u0646 \u0627\u0646\u062a\u0642\u0627\u0644<\/strong>, \u0662\u0669.\u200f \u060c \u0648 <strong>\u0661\u0666. \u0633\u0644\u0627\u0645\u0629 \u0627\u0644\u0625\u0634\u0627\u0631\u0629<\/strong>.<\/p>\n\n\n\n<figure class=\"wp-block-image aligncenter size-large\"><img decoding=\"async\" width=\"1200\" height=\"565\" src=\"https:\/\/resourceslp.szlogic.cn\/wp-content\/uploads\/2026\/05\/239b12b64a4b4af38618b96be24bd85b.webp\" alt=\"Clock and Data Recovery (CDR)\" class=\"wp-image-3580\" srcset=\"https:\/\/resourceslp.szlogic.cn\/wp-content\/uploads\/2026\/05\/239b12b64a4b4af38618b96be24bd85b.webp 1200w, https:\/\/resourceslp.szlogic.cn\/wp-content\/uploads\/2026\/05\/239b12b64a4b4af38618b96be24bd85b-300x141.webp 300w, https:\/\/resourceslp.szlogic.cn\/wp-content\/uploads\/2026\/05\/239b12b64a4b4af38618b96be24bd85b-1024x482.webp 1024w, https:\/\/resourceslp.szlogic.cn\/wp-content\/uploads\/2026\/05\/239b12b64a4b4af38618b96be24bd85b-768x362.webp 768w, https:\/\/resourceslp.szlogic.cn\/wp-content\/uploads\/2026\/05\/239b12b64a4b4af38618b96be24bd85b-18x8.webp 18w\" sizes=\"(max-width: 1200px) 100vw, 1200px\" \/><\/figure>\n\n\n\n<h3 class=\"wp-block-heading\">\u0663\u0666. \u0663. \u0627\u0644\u062a\u0634\u0641\u064a\u0631 \u0627\u0644\u0639\u0634\u0648\u0627\u0626\u064a \u0648\u0625\u0644\u063a\u0627\u0621 \u0627\u0644\u062a\u0634\u0641\u064a\u0631 \u0627\u0644\u0639\u0634\u0648\u0627\u0626\u064a<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">\u0663\u0667. \u062a\u0642\u0648\u0645 \u0648\u0627\u062c\u0647\u0629 \u0627\u0644\u0648\u0633\u064a\u0637 \u0627\u0644\u0645\u0627\u062f\u064a (PMA) \u0628\u0627\u0644\u062a\u0634\u0641\u064a\u0631 \u0627\u0644\u0639\u0634\u0648\u0627\u0626\u064a \u0644\u0640:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><p>\u0663\u0668. \u062a\u0642\u0644\u064a\u0644 \u0627\u0644\u062a\u062f\u0627\u062e\u0644 \u0627\u0644\u0643\u0647\u0631\u0648\u0645\u063a\u0646\u0627\u0637\u064a\u0633\u064a (EMI)<\/p><\/li>\n\n\n\n<li><p>\u0663\u0669. \u0625\u0632\u0627\u0644\u0629 \u0627\u0644\u062a\u0633\u0644\u0633\u0644\u0627\u062a \u0627\u0644\u0628\u062a\u064a\u0629 \u0627\u0644\u0645\u062a\u0643\u0631\u0631\u0629 \u0627\u0644\u0637\u0648\u064a\u0644\u0629<\/p><\/li>\n\n\n\n<li><p>\u0664\u0660. \u062a\u062d\u0633\u064a\u0646 \u0627\u0644\u0639\u0634\u0648\u0627\u0626\u064a\u0629 \u0644\u0627\u0633\u062a\u0639\u0627\u062f\u0629 \u0627\u0644\u0633\u0627\u0639\u0629<\/p><\/li>\n\n\n\n<li><p>\u0664\u0661. \u0636\u0645\u0627\u0646 \u062a\u0648\u0627\u0632\u0646 \u0627\u0644\u062a\u064a\u0627\u0631 \u0627\u0644\u0645\u0633\u062a\u0645\u0631 (DC balance)<\/p><\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">\u0661. \u062a\u0639\u0645\u0644 \u062a\u0642\u0646\u064a\u0629 \u0627\u0644\u062a\u0634\u0648\u0651\u0634 \u062c\u0646\u0628\u064b\u0627 \u0625\u0644\u0649 \u062c\u0646\u0628 \u0645\u0639 \u062a\u0631\u0645\u064a\u0632 PCS (\u0645\u062b\u0644 \u0666\u0664\u0628\u0640\/\u0666\u0666\u0628\u0640) \u0644\u0644\u062d\u0641\u0627\u0638 \u0639\u0644\u0649 \u0645\u0644\u0641 \u0625\u0631\u0633\u0627\u0644 \u0642\u0648\u064a.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">\u0662. \u0664. \u062a\u0639\u062f\u062f \u0627\u0644\u0625\u0634\u0627\u0631\u0627\u062a \u0639\u0628\u0631 \u0627\u0644\u0642\u0646\u0648\u0627\u062a (Lane Multiplexing) \u0648\u0641\u0643 \u062a\u0639\u062f\u062f \u0627\u0644\u0625\u0634\u0627\u0631\u0627\u062a (Demultiplexing)<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">\u0663. \u062a\u062a\u0637\u0644\u0628 \u0648\u0627\u062c\u0647\u0627\u062a \u0627\u0644\u0625\u064a\u062b\u0631\u0646\u062a \u0645\u062a\u0639\u062f\u062f\u0629 \u0627\u0644\u0642\u0646\u0648\u0627\u062a (\u0645\u062b\u0644 \u0664\u0660GBASE-R \u0648\u0661\u0660\u0660GBASE-R) \u0625\u062f\u0627\u0631\u0629\u064b \u0635\u0627\u0631\u0645\u0629\u064b \u0644\u0644\u0642\u0646\u0648\u0627\u062a:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><p>\u0664. \u062a\u0648\u0632\u064a\u0639 \u0627\u0644\u0628\u064a\u0627\u0646\u0627\u062a \u0639\u0628\u0631 \u0627\u0644\u0642\u0646\u0648\u0627\u062a (\u0641\u064a \u0627\u0644\u0627\u062a\u062c\u0627\u0647 \u0627\u0644\u0635\u0627\u0639\u062f TX)<\/p><\/li>\n\n\n\n<li><p>\u0665. \u0645\u0632\u0627\u0645\u0646\u0629 \u0627\u0644\u0642\u0646\u0648\u0627\u062a \u0639\u0646\u062f \u0627\u0644\u0627\u0633\u062a\u0642\u0628\u0627\u0644 (\u0641\u064a \u0627\u0644\u0627\u062a\u062c\u0627\u0647 \u0627\u0644\u0646\u0627\u0632\u0644 RX)<\/p><\/li>\n\n\n\n<li><p>\u0666. \u0627\u0644\u0645\u062d\u0627\u0630\u0627\u0629 \u0627\u0644\u0645\u0628\u0646\u064a\u0629 \u0639\u0644\u0649 \u0627\u0644\u0639\u0644\u0627\u0645\u0627\u062a (\u0645\u064f\u0639\u0631\u064e\u0651\u0641\u0629 \u0645\u0646 \u0642\u0650\u0628\u0644 \u0648\u062d\u062f\u0629 PCS \u0648\u0644\u0643\u0646 \u0628\u062f\u0639\u0645 \u0645\u0646 \u0648\u062d\u062f\u0629 PMA)<\/p><\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">\u0667. \u062a\u062d\u0627\u0641\u0638 \u0648\u062d\u062f\u0629 PMA \u0639\u0644\u0649 \u0645\u0632\u0627\u0645\u0646\u0629 \u0627\u0644\u0623\u0646\u0638\u0645\u0629 \u0627\u0644\u0645\u062a\u0648\u0627\u0632\u064a\u0629 \u0645\u062a\u0639\u062f\u062f\u0629 \u0627\u0644\u0642\u0646\u0648\u0627\u062a \u062d\u062a\u0649 \u0639\u0646\u062f\u0645\u0627 \u062a\u062a\u0639\u0631\u0651\u0636 \u0643\u0644 \u0642\u0646\u0627\u0629 \u0644\u062a\u0623\u062e\u064a\u0631 \u0645\u062e\u062a\u0644\u0641 \u0639\u0628\u0631 \u0627\u0644\u0623\u0644\u064a\u0627\u0641 \u0627\u0644\u0636\u0648\u0626\u064a\u0629 \u0623\u0648 \u0627\u0644\u0645\u0633\u0627\u0631\u0627\u062a \u0639\u0644\u0649 \u0644\u0648\u062d\u0629 \u0627\u0644\u062f\u0648\u0627\u0626\u0631 \u0627\u0644\u0645\u0637\u0628\u0648\u0639\u0629 (PCB).<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">\u0668. \u27a1\ufe0f \u0627\u0644\u0641\u0631\u0648\u0642 \u0628\u064a\u0646 \u0637\u0628\u0642\u0627\u062a PMA \u0648PCS \u0648PMD<\/h2>\n\n\n\n<h3 class=\"wp-block-heading\">\u0669. \u0646\u0638\u0631\u0629 \u0645\u0642\u0627\u0631\u0646\u0629 \u0639\u0627\u0645\u0629<\/h3>\n\n\n\n<figure class=\"wp-block-table\">\n<table class=\"has-fixed-layout\">\n<colgroup><col style=\"width: 183px;\"\/><col style=\"min-width: 25px;\"\/><\/colgroup><tbody><tr><th colspan=\"1\" rowspan=\"1\" colwidth=\"183\"><p>\u0627\u0644\u0637\u0628\u0642\u0627\u062a<\/p><\/th><th colspan=\"1\" rowspan=\"1\"><p>\u0661\u0669. \u0627\u0644\u0648\u0638\u064a\u0641\u0629<\/p><\/th><\/tr><tr><td colspan=\"1\" rowspan=\"1\" colwidth=\"183\"><p><a target=\"_blank\" rel=\"\" href=\"https:\/\/resourceslp.szlogic.cn\/ar\/glossary\/pcs-physical-coding-sublayer-ethernet-explained\/\"><strong>\u0662.\u200f PCS<\/strong><\/a><\/p><\/td><td colspan=\"1\" rowspan=\"1\"><p>\u0661\u0660. \u0627\u0644\u062a\u0631\u0645\u064a\u0632 (\u0645\u062b\u0644 \u0666\u0664\u0628\u0640\/\u0666\u0666\u0628\u0640)\u060c \u0648\u0627\u0644\u0645\u062d\u0627\u0630\u0627\u0629\u060c \u0648\u0643\u062a\u0644 \u0627\u0644\u062a\u062d\u0643\u0645<\/p><\/td><\/tr><tr><td colspan=\"1\" rowspan=\"1\" colwidth=\"183\"><p><strong>\u0665.\u200f PMA<\/strong><\/p><\/td><td colspan=\"1\" rowspan=\"1\"><p>\u0661\u0661. \u0627\u0644\u062a\u0633\u0644\u0633\u0644 (Serialization) \u0648\u0625\u0644\u063a\u0627\u0621 \u0627\u0644\u062a\u0633\u0644\u0633\u0644 (Deserialization)\u060c \u0648\u0627\u0633\u062a\u0639\u0627\u062f\u0629 \u0627\u0644\u0633\u0627\u0639\u0629 (Clock Recovery)<\/p><\/td><\/tr><tr><td colspan=\"1\" rowspan=\"1\" colwidth=\"183\"><p><a target=\"_blank\" rel=\"\" href=\"https:\/\/resourceslp.szlogic.cn\/ar\/glossary\/what-is-physical-medium-dependent-pmd\/\"><strong>\u0646\u0648\u0639 PMD<\/strong><\/a><\/p><\/td><td colspan=\"1\" rowspan=\"1\"><p>\u0661\u0662. \u0627\u0644\u0625\u0634\u0627\u0631\u0627\u062a \u0627\u0644\u0644\u064a\u0632\u0631\u064a\u0629\/\u0627\u0644\u0636\u0648\u0626\u064a\u0629\/\u0627\u0644\u0643\u0647\u0631\u0628\u0627\u0626\u064a\u0629 \u0648\u0648\u0627\u062c\u0647\u0629 \u0627\u0644\u0648\u0633\u064a\u0637<\/p><\/td><\/tr><\/tbody>\n<\/table>\n<\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">\u0661\u0663. \u0648\u064a\u0645\u0643\u0646 \u062a\u0635\u0648\u0631 \u0630\u0644\u0643 \u0639\u0644\u0649 \u0627\u0644\u0646\u062d\u0648 \u0627\u0644\u062a\u0627\u0644\u064a:<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>\u0661\u0664. MAC \u2192 PCS \u2192 PMA \u2192 PMD \u2192 \u0627\u0644\u0648\u0633\u064a\u0637<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u0661\u0665. \u0648\u062a\u064f\u0639\u0627\u0644\u0650\u062c \u0643\u0644 \u0637\u0628\u0642\u0629 \u0627\u0644\u0628\u064a\u0627\u0646\u0627\u062a \u062a\u062f\u0631\u064a\u062c\u064a\u064b\u0651\u0627 \u0644\u062a\u0642\u062a\u0631\u0628 \u0623\u0643\u062b\u0631 \u0641\u0623\u0643\u062b\u0631 \u0645\u0646 \u0627\u0644\u0648\u0633\u064a\u0637 \u0627\u0644\u0645\u0627\u062f\u064a \u0627\u0644\u0641\u0639\u0644\u064a.<\/p>\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\/fd912e80cbfc4eda826d7f976493739f-1024x608.webp\" alt=\"MAC \u2192 PCS \u2192 PMA \u2192 PMD \u2192 Medium\" class=\"wp-image-3581\" srcset=\"https:\/\/resourceslp.szlogic.cn\/wp-content\/uploads\/2026\/05\/fd912e80cbfc4eda826d7f976493739f-1024x608.webp 1024w, https:\/\/resourceslp.szlogic.cn\/wp-content\/uploads\/2026\/05\/fd912e80cbfc4eda826d7f976493739f-300x178.webp 300w, https:\/\/resourceslp.szlogic.cn\/wp-content\/uploads\/2026\/05\/fd912e80cbfc4eda826d7f976493739f-768x456.webp 768w, https:\/\/resourceslp.szlogic.cn\/wp-content\/uploads\/2026\/05\/fd912e80cbfc4eda826d7f976493739f-18x12.webp 18w, https:\/\/resourceslp.szlogic.cn\/wp-content\/uploads\/2026\/05\/fd912e80cbfc4eda826d7f976493739f.webp 1200w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" \/><\/figure>\n\n\n\n<h2 class=\"wp-block-heading\">\u0661\u0666. \u27a1\ufe0f \u062f\u0648\u0631 \u0648\u062d\u062f\u0629 PMA \u0641\u064a \u0645\u0639\u0627\u064a\u064a\u0631 \u0627\u0644\u0625\u064a\u062b\u0631\u0646\u062a \u0639\u0627\u0644\u064a \u0627\u0644\u0633\u0631\u0639\u0629<\/h2>\n\n\n\n<h3 class=\"wp-block-heading\">\u0661\u0667. \u25b7 \u0648\u062d\u062f\u0629 PMA \u0641\u064a \u0645\u0639\u064a\u0627\u0631 \u0661\u0660GBASE-R<\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li><p>\u0661\u0668. \u0648\u062d\u062f\u0627\u062a SerDes \u0639\u0627\u0644\u064a\u0629 \u0627\u0644\u0623\u062f\u0627\u0621 \u0628\u0633\u0631\u0639\u0629 \u0661\u0660,\u0663\u0661\u0662\u0665 \u062c\u064a\u062c\u0627\u0628\u062a\/\u062b\u0627\u0646\u064a\u0629<\/p><\/li>\n\n\n\n<li><p>\u0661\u0669. \u0627\u0633\u062a\u0639\u0627\u062f\u0629 \u0627\u0644\u0633\u0627\u0639\u0629 (CDR) \u0644\u062a\u062d\u0645\u0644 \u0627\u0644\u062a\u0634\u0648\u064a\u0634 \u0627\u0644\u0639\u0627\u0644\u064a \u0627\u0644\u062a\u0631\u062f\u062f<\/p><\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading\">\u0662\u0660. \u25b7 \u0648\u062d\u062f\u0629 PMA \u0641\u064a \u0645\u0639\u064a\u0627\u0631\u064a \u0662\u0665GBASE-R \u0648\u0665\u0660G PAM4<\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li><p>\u0662\u0661. \u0648\u062d\u062f\u0627\u062a SerDes \u0628\u0633\u0631\u0639\u0629 \u0662\u0665 \u062c\u064a\u062c\u0627\u0628\u062a\/\u062b\u0627\u0646\u064a\u0629 \u0644\u0643\u0644 \u0642\u0646\u0627\u0629<\/p><\/li>\n\n\n\n<li><p>\u0662\u0662. \u0627\u0644\u062a\u0643\u0627\u0645\u0644 \u0645\u0639 \u062a\u0635\u062d\u064a\u062d \u0627\u0644\u0623\u062e\u0637\u0627\u0621 (FEC) \u0644\u062a\u0639\u062f\u064a\u0644 \u0627\u0644\u0625\u0634\u0627\u0631\u0627\u062a \u0628\u0646\u0645\u0637 PAM4<\/p><\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading\">\u0662\u0663. \u25b7 \u0648\u062d\u062f\u0629 PMA \u0641\u064a \u0625\u064a\u062b\u0631\u0646\u062a \u0664\u0660 \u062c\u064a\u062c\u0627\u0628\u062a\/\u062b\u0627\u0646\u064a\u0629 \u0648\u0661\u0660\u0660 \u062c\u064a\u062c\u0627\u0628\u062a\/\u062b\u0627\u0646\u064a\u0629<\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li><p>\u0662\u0664. \u0647\u0646\u062f\u0633\u0629 \u0630\u0627\u062a \u0664 \u0642\u0646\u0648\u0627\u062a \u0623\u0648 \u0661\u0660 \u0642\u0646\u0648\u0627\u062a<\/p><\/li>\n\n\n\n<li><p>\u0662\u0665. \u0645\u0632\u0627\u0645\u0646\u0629 \u0627\u0644\u0642\u0646\u0648\u0627\u062a \u0639\u0646\u062f \u0627\u0644\u0627\u0633\u062a\u0642\u0628\u0627\u0644 (Lane deskew) \u0648\u0627\u0644\u0645\u0632\u0627\u0645\u0646\u0629 \u0627\u0644\u0645\u062a\u0639\u062f\u062f\u0629 \u0627\u0644\u0642\u0646\u0648\u0627\u062a \u0627\u0644\u0645\u062d\u062f\u062f\u0629 \u0628\u062f\u0642\u0629<\/p><\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading\">\u0662\u0666. \u25b7 \u0648\u062d\u062f\u0629 PMA \u0641\u064a \u0623\u0646\u0638\u0645\u0629 PAM4 \u0628\u0633\u0631\u0639\u062a\u064a \u0662\u0660\u0660 \u062c\u064a\u062c\u0627\u0628\u062a\/\u062b\u0627\u0646\u064a\u0629 \u0648\u0664\u0660\u0660 \u062c\u064a\u062c\u0627\u0628\u062a\/\u062b\u0627\u0646\u064a\u0629<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">\u0662\u0667. \u0648\u0628\u064a\u0646\u0645\u0627 \u062a\u062a\u0639\u0627\u0645\u0644 \u0648\u062d\u062f\u0629 PCS \u0645\u0639 \u0627\u0644\u062a\u0631\u0645\u064a\u0632\u060c \u0641\u0625\u0646 \u0648\u062d\u062f\u0629 PMA \u062a\u062f\u064a\u0631 \u0645\u0627 \u064a\u0644\u064a:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><p>\u0662\u0668. \u0642\u0646\u0648\u0627\u062a SerDes \u0628\u0633\u0631\u0639\u0627\u062a \u0662\u0666 \u062c\u064a\u062c\u0627\u0628\u062a\/\u062b\u0627\u0646\u064a\u0629 \u0623\u0648 \u0665\u0663 \u062c\u064a\u062c\u0627\u0628\u062a\/\u062b\u0627\u0646\u064a\u0629<\/p><\/li>\n\n\n\n<li><p>\u0662\u0669. \u0645\u062a\u0637\u0644\u0628\u0627\u062a \u062a\u0634\u062f\u064a\u062f \u0627\u0644\u062a\u0634\u0648\u064a\u0634 (jitter) \u0644\u0625\u0634\u0627\u0631\u0627\u062a PAM4<\/p><\/li>\n<\/ul>\n\n\n\n<h2 class=\"wp-block-heading\">\u0663\u0660. \u27a1\ufe0f \u0644\u0645\u0627\u0630\u0627 \u062a\u064f\u0639\u062a\u0628\u0631 \u0637\u0628\u0642\u0629 PMA \u062d\u0627\u0633\u0645\u0629 \u0641\u064a \u0627\u0644\u0645\u062d\u0648\u0644\u0627\u062a \u0627\u0644\u0636\u0648\u0626\u064a\u0629 (Optical Transceivers)<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">\u0661. \u062d\u062f\u064a\u062b <a target=\"_blank\" rel=\"\" href=\"https:\/\/www.l-p.com\/store-25432-optics-transceivers-sfp-modules.htm\">\u0662. \u0648\u062d\u062f\u0627\u062a \u0627\u0644\u0625\u0631\u0633\u0627\u0644 \u0648\u0627\u0644\u0627\u0633\u062a\u0642\u0628\u0627\u0644 \u0627\u0644\u0636\u0648\u0626\u064a\u0629<\/a> \u0663\u0661. \u062a\u0639\u062a\u0645\u062f \u0628\u0634\u062f\u0629 \u0639\u0644\u0649 \u0648\u0638\u0627\u0626\u0641 \u0648\u062d\u062f\u0629 PMA \u0644\u0623\u0646\u0647\u0627:<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">\u0663\u0662. \u0661. \u062a\u062d\u062f\u062f \u0633\u0644\u0627\u0645\u0629 \u0627\u0644\u0625\u0634\u0627\u0631\u0629<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">\u0663\u0663. \u062a\u062d\u062f\u062f \u0648\u062d\u062f\u0627\u062a SerDes \u0639\u0627\u0644\u064a\u0629 \u0627\u0644\u0633\u0631\u0639\u0629 \u0648\u0627\u0633\u062a\u0639\u0627\u062f\u0629 \u0627\u0644\u0633\u0627\u0639\u0629 (CDR) \u0645\u062f\u0649 \u0646\u0638\u0627\u0641\u0629 \u062f\u062e\u0648\u0644 \u0627\u0644\u0625\u0634\u0627\u0631\u0629 \u0625\u0644\u0649 \u0627\u0644\u0648\u0633\u064a\u0637.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">\u0663\u0664. \u0662. \u062a\u0642\u0644\u0644 \u0645\u0639\u062f\u0644\u0627\u062a \u0627\u0644\u062e\u0637\u0623<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">\u0663\u0665. \u064a\u0624\u062f\u064a \u0623\u062f\u0627\u0621 \u0648\u062d\u062f\u0629 PMA \u0627\u0644\u062c\u064a\u062f \u0625\u0644\u0649 \u062e\u0641\u0636 \u0645\u0639\u062f\u0644 \u062e\u0637\u0623 \u0627\u0644\u0628\u062a (BER) \u0642\u0628\u0644 <a target=\"_blank\" rel=\"\" href=\"https:\/\/resourceslp.szlogic.cn\/ar\/glossary\/fec-forward-error-correction-in-optical-communication\/\">\u0662\u0666. \u0627\u0644\u062a\u0635\u062d\u064a\u062d \u0627\u0644\u0623\u0645\u0627\u0645\u064a \u0644\u0644\u0623\u062e\u0637\u0627\u0621 (FEC)<\/a> \u0663\u0666. \u062a\u0637\u0628\u064a\u0642\u0647.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">\u0663\u0667. \u0663. \u062a\u062f\u0639\u0645 \u0648\u062d\u062f\u0627\u062a \u0627\u0644\u0623\u0644\u064a\u0627\u0641 \u0645\u062a\u0639\u062f\u062f\u0629 \u0627\u0644\u0642\u0646\u0648\u0627\u062a<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">\u0663\u0668. \u062a\u0639\u062a\u0645\u062f \u0648\u062d\u062f\u0627\u062a \u0645\u062b\u0644 <a target=\"_blank\" rel=\"\" href=\"https:\/\/www.l-p.com\/products\/491483.htm\">\u0666. QSFP+<\/a>, <a target=\"_blank\" rel=\"\" href=\"https:\/\/www.l-p.com\/products\/488452.htm\">\u0664\u0664. QSFP28<\/a>, \u0663. \u060c \u0623\u0648 <a target=\"_blank\" rel=\"\" href=\"https:\/\/www.l-p.com\/products\/473139.htm\">\u0661\u0669. QSFP56<\/a> \u0663\u0669. \u0639\u0644\u0649 \u0648\u0638\u0627\u0626\u0641 \u062a\u0639\u062f\u062f \u0627\u0644\u0625\u0634\u0627\u0631\u0627\u062a \u0639\u0628\u0631 \u0627\u0644\u0642\u0646\u0648\u0627\u062a (Lane multiplexing) \u0648\u0641\u0643 \u062a\u0639\u062f\u062f \u0627\u0644\u0625\u0634\u0627\u0631\u0627\u062a (demultiplexing) \u0627\u0644\u062e\u0627\u0635\u0629 \u0628\u0648\u062d\u062f\u0629 PMA.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">4. <strong> <\/strong>\u0664\u0660. \u062a\u064f\u0645\u0643\u0651\u0646 \u0627\u0644\u062a\u0648\u0627\u0641\u0642 \u0639\u0627\u0644\u064a \u0627\u0644\u0633\u0631\u0639\u0629<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">\u0664\u0661. \u062a\u0636\u0645\u0646 \u0645\u0646\u0637\u0642 \u0648\u062d\u062f\u0629 PMA \u0627\u0644\u062a\u0648\u0627\u0641\u0642 \u0628\u064a\u0646 \u0623\u062c\u0647\u0632\u0629 \u0627\u0644\u062a\u0628\u062f\u064a\u0644 (switches) \u0648\u0623\u062c\u0647\u0632\u0629 \u0627\u0644\u062a\u0648\u062c\u064a\u0647 (routers) \u0648\u0628\u0637\u0627\u0642\u0627\u062a \u0627\u0644\u0634\u0628\u0643\u0629 (NICs) \u0648\u0627\u0644\u0648\u062d\u062f\u0627\u062a \u0627\u0644\u0636\u0648\u0626\u064a\u0629.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">\u0664\u0662. \u0665. \u0645\u062d\u0648\u0644\u0627\u062a LINK-PP \u0627\u0644\u0636\u0648\u0626\u064a\u0629 \u0648\u0648\u062d\u062f\u0629 PHY \u0627\u0644\u0625\u064a\u062b\u0631\u0646\u062a \u0627\u0644\u0645\u0639\u062a\u0645\u062f\u0629 \u0639\u0644\u0649 PMA<\/h3>\n\n\n\n<figure class=\"wp-block-image aligncenter size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"1200\" height=\"712\" src=\"https:\/\/resourceslp.szlogic.cn\/wp-content\/uploads\/2026\/05\/4a29bf0b7ff24fca9f281bdfe1471fd2.webp\" alt=\"LINK-PP Optical Transceivers\" class=\"wp-image-3582\" srcset=\"https:\/\/resourceslp.szlogic.cn\/wp-content\/uploads\/2026\/05\/4a29bf0b7ff24fca9f281bdfe1471fd2.webp 1200w, https:\/\/resourceslp.szlogic.cn\/wp-content\/uploads\/2026\/05\/4a29bf0b7ff24fca9f281bdfe1471fd2-300x178.webp 300w, https:\/\/resourceslp.szlogic.cn\/wp-content\/uploads\/2026\/05\/4a29bf0b7ff24fca9f281bdfe1471fd2-1024x608.webp 1024w, https:\/\/resourceslp.szlogic.cn\/wp-content\/uploads\/2026\/05\/4a29bf0b7ff24fca9f281bdfe1471fd2-768x456.webp 768w, https:\/\/resourceslp.szlogic.cn\/wp-content\/uploads\/2026\/05\/4a29bf0b7ff24fca9f281bdfe1471fd2-18x12.webp 18w\" sizes=\"(max-width: 1200px) 100vw, 1200px\" \/><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">\u0664\u0663. \u062a\u0642\u062f\u0651\u0645 \u0634\u0631\u0643\u0629 LINK-PP \u0645\u062c\u0645\u0648\u0639\u0629 \u0643\u0627\u0645\u0644\u0629 \u0645\u0646 <a target=\"_blank\" rel=\"\" href=\"https:\/\/www.l-p.com\/store-25432-optics-transceivers-sfp-modules.htm\">\u0662. \u0648\u062d\u062f\u0627\u062a \u0627\u0644\u0625\u0631\u0633\u0627\u0644 \u0648\u0627\u0644\u0627\u0633\u062a\u0642\u0628\u0627\u0644 \u0627\u0644\u0636\u0648\u0626\u064a\u0629<\/a> \u0664\u0664. \u0627\u0644\u0645\u0635\u0645\u0645\u0629 \u0644\u0644\u0639\u0645\u0644 \u0645\u0639 \u0648\u062d\u062f\u0627\u062a PHY \u0627\u0644\u0625\u064a\u062b\u0631\u0646\u062a \u0639\u0627\u0644\u064a\u0629 \u0627\u0644\u0633\u0631\u0639\u0629 \u0627\u0644\u0645\u0639\u062a\u0645\u062f\u0629 \u0639\u0644\u0649 PMA \u0648PCS:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><p><a href=\"https:\/\/www.l-p.com\/store-26192-10g-sfp.htm\" target=\"_blank\" rel=\"\"><strong>\u0661\u0663. \u0648\u062d\u062f\u0629 \u0625\u0631\u0633\u0627\u0644 \u0648\u0627\u0633\u062a\u0642\u0628\u0627\u0644 SFP+ \u0628\u0633\u0639\u0629 \u0661\u0660 \u062c\u064a\u062c\u0627\u0628\u062a \u0641\u064a \u0627\u0644\u062b\u0627\u0646\u064a\u0629<\/strong> \u0661\u0668. \u0648\u062d\u062f\u0627\u062a \u0627\u0644\u0625\u0631\u0633\u0627\u0644 \u0648\u0627\u0644\u0627\u0633\u062a\u0642\u0628\u0627\u0644<\/a><\/p><\/li>\n\n\n\n<li><p><a href=\"https:\/\/www.l-p.com\/store-26225-25g-sfp28.htm\" target=\"_blank\" rel=\"\"><strong>\u0661\u0664. \u0648\u062d\u062f\u0629 \u0625\u0631\u0633\u0627\u0644 \u0648\u0627\u0633\u062a\u0642\u0628\u0627\u0644 SFP28 \u0628\u0633\u0639\u0629 \u0662\u0665 \u062c\u064a\u062c\u0627\u0628\u062a \u0641\u064a \u0627\u0644\u062b\u0627\u0646\u064a\u0629<\/strong> \u0663. \u0627\u0644\u0648\u062d\u062f\u0627\u062a<\/a><\/p><\/li>\n\n\n\n<li><p><a href=\"https:\/\/www.l-p.com\/store-26153-40g-qsfp.htm\" target=\"_blank\" rel=\"\"><strong>\u0661\u0665. \u0648\u062d\u062f\u0629 \u0625\u0631\u0633\u0627\u0644 \u0648\u0627\u0633\u062a\u0642\u0628\u0627\u0644 QSFP+ \u0628\u0633\u0639\u0629 \u0664\u0660 \u062c\u064a\u062c\u0627\u0628\u062a \u0641\u064a \u0627\u0644\u062b\u0627\u0646\u064a\u0629<\/strong> \u0664\u0665. \u0627\u0644\u062d\u0644\u0648\u0644 \u0627\u0644\u0636\u0648\u0626\u064a\u0629<\/a><\/p><\/li>\n\n\n\n<li><p><a href=\"https:\/\/www.l-p.com\/store-27045-100g-qsfp28-sfp-dd.htm\" target=\"_blank\" rel=\"\"><strong>\u0663\u0660. 100G QSFP28<\/strong> \u0661\u0668. \u0648\u062d\u062f\u0627\u062a \u0627\u0644\u0625\u0631\u0633\u0627\u0644 \u0648\u0627\u0644\u0627\u0633\u062a\u0642\u0628\u0627\u0644<\/a><\/p><\/li>\n\n\n\n<li><p><strong>\u0648\u062d\u062f\u0627\u062a \u062f\u0631\u062c\u0629 \u0627\u0644\u062d\u0631\u0627\u0631\u0629 \u0627\u0644\u0635\u0646\u0627\u0639\u064a\u0629 \u0644\u0644\u0628\u064a\u0626\u0627\u062a \u0627\u0644\u0642\u0627\u0633\u064a\u0629<\/strong><\/p><\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">\u062a\u0648\u0641\u0631 \u0647\u0630\u0647 \u0627\u0644\u0645\u0631\u0633\u0644\u0627\u062a\/\u0627\u0644\u0645\u0633\u062a\u0642\u0628\u0644\u0627\u062a \u062a\u0642\u0644\u0651\u0628\u064b\u0627 \u0645\u0646\u062e\u0641\u0636\u064b\u0627\u060c \u0648\u0633\u0644\u0627\u0645\u0629 \u0625\u0634\u0627\u0631\u0629 \u0645\u0645\u062a\u0627\u0632\u0629\u060c \u0648\u062a\u0648\u0627\u0641\u0642\u064b\u0627 \u0641\u064a \u0648\u0627\u062c\u0647\u0629 \u0627\u0644\u0625\u062f\u0627\u0631\u0629 \u0627\u0644\u0641\u064a\u0632\u064a\u0627\u0626\u064a\u0629 (PMA) \u0645\u0639 \u0627\u0644\u0645\u0639\u0627\u064a\u064a\u0631 \u0627\u0644\u0642\u064a\u0627\u0633\u064a\u0629.<\/p>\n\n\n\n<hr class=\"wp-block-separator has-css-opacity\"\/>\n\n\n\n<h2 class=\"wp-block-heading\">\u27a1\ufe0f \u0627\u0644\u062e\u0627\u062a\u0645\u0629<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">\u0663\u0669. \u0625\u0646\u064e\u0651 <strong>\u0661. \u0648\u0627\u062c\u0647\u0629 \u0627\u0644\u0648\u0633\u064a\u0637 \u0627\u0644\u0645\u0627\u062f\u064a (PMA)<\/strong> \u062a\u064f\u0639\u064e\u062f\u064f\u0651 \u0648\u0627\u062c\u0647\u0629 \u0627\u0644\u0625\u062f\u0627\u0631\u0629 \u0627\u0644\u0641\u064a\u0632\u064a\u0627\u0626\u064a\u0629 (PMA) \u062c\u0632\u0621\u064b\u0627 \u0623\u0633\u0627\u0633\u064a\u064b\u0651\u0627 \u0645\u0646 \u0627\u0644\u0637\u0628\u0642\u0629 \u0627\u0644\u0641\u064a\u0632\u064a\u0627\u0626\u064a\u0629 \u0644\u0625\u064a\u062b\u0631\u064a\u0646\u062a. \u0648\u0628\u062a\u0648\u0644\u0650\u0651\u064a\u0647\u0627 \u0639\u0645\u0644\u064a\u0627\u062a \u0627\u0644\u062a\u0633\u0644\u0633\u0644 \u0648\u0627\u0633\u062a\u0639\u0627\u062f\u0629 \u0627\u0644\u0633\u0627\u0639\u0629 \u0648\u0627\u0644\u062a\u0634\u0641\u064a\u0631 \u0648\u062a\u0632\u0627\u0645\u0646 \u0627\u0644\u0642\u0646\u0648\u0627\u062a\u060c \u0641\u0625\u0646\u0647\u0627 \u062a\u0636\u0645\u0646 \u0646\u0642\u0644 \u0628\u064a\u0627\u0646\u0627\u062a \u0625\u064a\u062b\u0631\u064a\u0646\u062a \u0639\u0627\u0644\u064a\u0629 \u0627\u0644\u0633\u0631\u0639\u0629 \u0628\u0648\u0636\u0648\u062d\u064d \u0648\u0645\u0648\u062b\u0648\u0642\u064a\u0629 \u0639\u0628\u0631 \u0627\u0644\u0648\u0633\u0627\u0626\u0637 \u0627\u0644\u0646\u062d\u0627\u0633\u064a\u0629 \u0648\u0627\u0644\u0628\u0635\u0631\u064a\u0629.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u064a\u0633\u0627\u0639\u062f \u0641\u0647\u0645 \u0648\u0627\u062c\u0647\u0629 \u0627\u0644\u0625\u062f\u0627\u0631\u0629 \u0627\u0644\u0641\u064a\u0632\u064a\u0627\u0626\u064a\u0629 (PMA) \u0627\u0644\u0645\u0647\u0646\u062f\u0633\u064a\u0646 \u0639\u0644\u0649 \u062a\u0635\u0645\u064a\u0645 \u0623\u0646\u0638\u0645\u0629 \u0645\u0633\u062a\u0642\u0631\u0629\u060c \u0648\u0627\u062e\u062a\u064a\u0627\u0631 \u0645\u0631\u0633\u0644\u0627\u062a\/\u0645\u0633\u062a\u0642\u0628\u0644\u0627\u062a \u0645\u062a\u0648\u0627\u0641\u0642\u0629\u060c \u0648\u0627\u0644\u062d\u0641\u0627\u0638 \u0639\u0644\u0649 \u0623\u062f\u0627\u0621 \u0627\u062a\u0635\u0627\u0644 \u0639\u0627\u0644\u064d \u0641\u064a \u0645\u0631\u0627\u0643\u0632 \u0627\u0644\u0628\u064a\u0627\u0646\u0627\u062a \u0648\u0634\u0628\u0643\u0627\u062a \u0627\u0644\u0627\u062a\u0635\u0627\u0644\u0627\u062a \u0627\u0644\u0633\u0644\u0643\u064a\u0629 \u0648\u0627\u0644\u0644\u0627\u0633\u0644\u0643\u064a\u0629 \u0648\u0627\u0644\u062a\u0637\u0628\u064a\u0642\u0627\u062a \u0627\u0644\u0635\u0646\u0627\u0639\u064a\u0629 \u0644\u0625\u064a\u062b\u0631\u064a\u0646\u062a.<\/p>","protected":false},"excerpt":{"rendered":"<p>\u0666. \u062a\u0639\u0644\u064e\u0651\u0645 \u0645\u0627 \u0647\u064a \u0637\u0628\u0642\u0629 \u0627\u0644\u0631\u0628\u0637 \u0628\u0627\u0644\u0648\u0633\u064a\u0637 \u0627\u0644\u0641\u064a\u0632\u064a\u0627\u0626\u064a (PMA)\u060c \u0648\u0643\u064a\u0641 \u062a\u062a\u0639\u0627\u0645\u0644 \u0645\u0639 \u0639\u0645\u0644\u064a\u0629 \u0627\u0644\u062a\u0633\u0644\u0633\u0644 \u0648\u0627\u0633\u062a\u0639\u0627\u062f\u0629 \u0627\u0644\u0633\u0627\u0639\u0629\u060c \u0648\u0644\u0645\u0627\u0630\u0627 \u062a\u064f\u0639\u062f\u064f\u0651 \u0636\u0631\u0648\u0631\u064a\u0629\u064b \u0644\u0645\u062d\u0648\u0644\u0627\u062a \u0627\u0644\u0623\u0644\u064a\u0627\u0641 \u0627\u0644\u0628\u0635\u0631\u064a\u0629 \u0627\u0644\u062d\u062f\u064a\u062b\u0629 \u0639\u0627\u0644\u064a\u0629 \u0627\u0644\u0633\u0631\u0639\u0629.<\/p>","protected":false},"author":1,"featured_media":3583,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[27],"tags":[],"class_list":["post-3584","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-glossary"],"blocksy_meta":[],"acf":[],"_links":{"self":[{"href":"https:\/\/resourceslp.szlogic.cn\/ar\/wp-json\/wp\/v2\/posts\/3584","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/resourceslp.szlogic.cn\/ar\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/resourceslp.szlogic.cn\/ar\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/resourceslp.szlogic.cn\/ar\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/resourceslp.szlogic.cn\/ar\/wp-json\/wp\/v2\/comments?post=3584"}],"version-history":[{"count":5,"href":"https:\/\/resourceslp.szlogic.cn\/ar\/wp-json\/wp\/v2\/posts\/3584\/revisions"}],"predecessor-version":[{"id":10827,"href":"https:\/\/resourceslp.szlogic.cn\/ar\/wp-json\/wp\/v2\/posts\/3584\/revisions\/10827"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/resourceslp.szlogic.cn\/ar\/wp-json\/wp\/v2\/media\/3583"}],"wp:attachment":[{"href":"https:\/\/resourceslp.szlogic.cn\/ar\/wp-json\/wp\/v2\/media?parent=3584"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/resourceslp.szlogic.cn\/ar\/wp-json\/wp\/v2\/categories?post=3584"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/resourceslp.szlogic.cn\/ar\/wp-json\/wp\/v2\/tags?post=3584"}],"curies":[{"name":"\u0661. 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