{"id":4018,"date":"2025-07-25T00:00:00","date_gmt":"2025-07-25T00:00:00","guid":{"rendered":"https:\/\/lp.szlogic.cn\/glossary\/what-is-phy-physical-layer-basics-explained\/"},"modified":"2026-06-22T08:47:44","modified_gmt":"2026-06-22T08:47:44","slug":"what-is-phy-physical-layer-basics-explained","status":"publish","type":"post","link":"https:\/\/resourceslp.szlogic.cn\/ar\/glossary\/what-is-phy-physical-layer-basics-explained","title":{"rendered":"\u0665. \u0645\u0627 \u0647\u0648 \u0648\u062d\u062f\u0629 \u0641\u064a\u0632\u064a\u0627\u0626\u064a\u0629 \u0625\u064a\u062b\u0631\u0646\u062a (Ethernet PHY)\u061f \u0641\u0647\u0645 \u0648\u062d\u062f\u0629 \u0627\u0644\u0625\u0631\u0633\u0627\u0644 \u0648\u0627\u0644\u0627\u0633\u062a\u0642\u0628\u0627\u0644 \u0641\u064a \u0627\u0644\u0637\u0628\u0642\u0629 \u0627\u0644\u0641\u064a\u0632\u064a\u0627\u0626\u064a\u0629 \u0644\u0625\u064a\u062b\u0631\u0646\u062a"},"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\/41b851da358b4a47836fa4c46715bdd1.jpg\" alt=\"What is PHY\" class=\"wp-image-4015\" srcset=\"https:\/\/resourceslp.szlogic.cn\/wp-content\/uploads\/2026\/05\/41b851da358b4a47836fa4c46715bdd1.jpg 1200w, https:\/\/resourceslp.szlogic.cn\/wp-content\/uploads\/2026\/05\/41b851da358b4a47836fa4c46715bdd1-300x178.jpg 300w, https:\/\/resourceslp.szlogic.cn\/wp-content\/uploads\/2026\/05\/41b851da358b4a47836fa4c46715bdd1-1024x608.jpg 1024w, https:\/\/resourceslp.szlogic.cn\/wp-content\/uploads\/2026\/05\/41b851da358b4a47836fa4c46715bdd1-768x456.jpg 768w, https:\/\/resourceslp.szlogic.cn\/wp-content\/uploads\/2026\/05\/41b851da358b4a47836fa4c46715bdd1-18x12.jpg 18w\" sizes=\"(max-width: 1200px) 100vw, 1200px\" \/><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">\u0661.\u200f \u064a\u0634\u064a\u0631 \u0645\u0635\u0637\u0644\u062d \u201cPHY\u201d \u0625\u0644\u0649 \u00ab\u0627\u0644\u0637\u0628\u0642\u0629 \u0627\u0644\u0641\u064a\u0632\u064a\u0627\u0626\u064a\u0629\u00bb\u060c \u0648\u0647\u064a \u0627\u0644\u0637\u0628\u0642\u0629 \u0627\u0644\u0623\u0648\u0644\u0649 \u0648\u0627\u0644\u0623\u062e\u064a\u0631\u0629 \u0641\u064a \u0646\u0645\u0648\u0630\u062c OSI. \u0648\u062a\u062a\u0648\u0644\u0649 \u0627\u0644\u0637\u0628\u0642\u0629 \u0627\u0644\u0641\u064a\u0632\u064a\u0627\u0626\u064a\u0629 \u0639\u0645\u0644\u064a\u0629 \u0625\u0631\u0633\u0627\u0644 \u0648\u0627\u0633\u062a\u0642\u0628\u0627\u0644 \u0627\u0644\u0628\u062a\u0627\u062a \u0627\u0644\u0623\u0648\u0644\u064a\u0629 \u0644\u0644\u0628\u064a\u0627\u0646\u0627\u062a \u0639\u0628\u0631 \u0648\u0633\u0627\u0626\u0637 \u0645\u062b\u0644 \u0627\u0644\u0643\u0627\u0628\u0644\u0627\u062a \u0623\u0648 \u0627\u0644\u0623\u0644\u064a\u0627\u0641 \u0627\u0644\u0628\u0635\u0631\u064a\u0629 \u0623\u0648 \u0627\u0644\u0625\u0634\u0627\u0631\u0627\u062a \u0627\u0644\u0644\u0627\u0633\u0644\u0643\u064a\u0629. \u0648\u064a\u0642\u0648\u0645 \u00abPHY\u00bb \u0628\u062a\u062d\u0648\u064a\u0644 \u0627\u0644\u0628\u064a\u0627\u0646\u0627\u062a \u0627\u0644\u0631\u0642\u0645\u064a\u0629 \u0625\u0644\u0649 \u0625\u0634\u0627\u0631\u0627\u062a \u0643\u0647\u0631\u0628\u0627\u0626\u064a\u0629 \u0623\u0648 \u0636\u0648\u0626\u064a\u0629 \u0623\u0648 \u0631\u0627\u062f\u064a\u0648\u064a\u0629\u060c \u0645\u0627 \u064a\u062c\u0639\u0644 \u0627\u0644\u0627\u062a\u0635\u0627\u0644 \u0627\u0644\u0623\u0633\u0627\u0633\u064a \u0628\u064a\u0646 \u0627\u0644\u0623\u062c\u0647\u0632\u0629 \u0645\u0645\u0643\u0646\u064b\u0627. \u0648\u0628\u0645\u0627 \u0623\u0646 \u00abPHY\u00bb \u064a\u0624\u062b\u0631 \u062a\u0623\u062b\u064a\u0631\u064b\u0627 \u0645\u0628\u0627\u0634\u0631\u064b\u0627 \u0639\u0644\u0649 \u062c\u0648\u062f\u0629 \u0627\u0644\u0625\u0634\u0627\u0631\u0629 \u0648\u0623\u062f\u0627\u0621 \u0627\u0644\u0634\u0628\u0643\u0629\u060c \u0641\u0625\u0646 \u0641\u0647\u0645\u0647 \u0623\u0645\u0631\u064c \u0628\u0627\u0644\u063a \u0627\u0644\u0623\u0647\u0645\u064a\u0629 \u0644\u0623\u064a \u0634\u062e\u0635 \u0645\u0647\u062a\u0645 \u0628\u062a\u0642\u0646\u064a\u0627\u062a \u0627\u0644\u0634\u0628\u0643\u0627\u062a \u0648\u0627\u0644\u0627\u062a\u0635\u0627\u0644\u0627\u062a. <\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u0662.\u200f \u0641\u064a \u062a\u0635\u0645\u064a\u0645 \u0623\u062c\u0647\u0632\u0629 \u0627\u0644\u0634\u0628\u0643\u0627\u062a\u060c <strong>PHY \u0625\u064a\u062b\u0631\u0646\u062a<\/strong> \u0663.\u200f (\u0645\u0631\u0633\u0644\/\u0645\u0633\u062a\u0642\u0628\u0644 \u0627\u0644\u0637\u0628\u0642\u0629 \u0627\u0644\u0641\u064a\u0632\u064a\u0627\u0626\u064a\u0629) \u0647\u0648 \u0639\u0646\u0635\u0631\u064c \u062d\u0627\u0633\u0645\u064c \u064a\u0631\u0628\u0637 \u0628\u064a\u0646 \u0627\u0644\u0639\u0627\u0644\u0645 \u0627\u0644\u0631\u0642\u0645\u064a \u0644\u0645\u062a\u062d\u0643\u0645\u0627\u062a \u00abMAC\u00bb \u0648\u0627\u0644\u0643\u0627\u0628\u0644\u0627\u062a \u0627\u0644\u0641\u0639\u0644\u064a\u0629 \u0623\u0648 \u0627\u0644\u0623\u0644\u064a\u0627\u0641 \u0627\u0644\u0645\u0633\u062a\u062e\u062f\u0645\u0629 \u0641\u064a \u0646\u0642\u0644 \u0627\u0644\u0628\u064a\u0627\u0646\u0627\u062a. \u0648\u064a\u0634\u0631\u062d \u0647\u0630\u0627 \u0627\u0644\u0645\u0642\u0627\u0644 \u0645\u0627\u0647\u064a\u0629 \u00abPHY\u00bb \u0627\u0644\u062e\u0627\u0635 \u0628\u0640\u00ab\u0625\u064a\u062b\u0631\u0646\u062a\u00bb\u060c \u0648\u064a\u062d\u062f\u0651\u062f \u0648\u0638\u0627\u0626\u0641\u0647 \u0627\u0644\u0623\u0633\u0627\u0633\u064a\u0629\u060c \u0648\u064a\u0633\u062a\u0639\u0631\u0636 \u0637\u0631\u064a\u0642\u0629 \u0627\u062a\u0635\u0627\u0644\u0647 \u0628\u0645\u0643\u0648\u0646\u0627\u062a \u00ab\u0627\u0644\u0645\u063a\u0646\u0637\u064a\u0633\u064a\u0629\u00bb\u060c \u0648\u064a\u0628\u0631\u0632 \u0643\u064a\u0641 \u0623\u0646 <a target=\"_blank\" rel=\"\" href=\"https:\/\/www.l-p.com\/store-17492-integrated-rj45-connector.htm\">\u0664.\u200f \u0645\u0648\u0635\u0644\u0627\u062a \u00abLINK\u2011PP RJ45\u00bb<\/a> \u0665.\u200f \u062a\u062f\u0639\u0645 \u0627\u0644\u062a\u0643\u0627\u0645\u0644 \u0627\u0644\u0623\u0645\u062b\u0644 \u0644\u0640\u00abPHY\u00bb.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\" >\u0666.\u200f \u0645\u0627 \u0647\u0648 \u00abPHY\u00bb \u0627\u0644\u062e\u0627\u0635 \u0628\u0640\u00ab\u0625\u064a\u062b\u0631\u0646\u062a\u00bb\u061f<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">A <strong>\u0664\u0666. \u0627\u0644\u0637\u0628\u0642\u0629 \u0627\u0644\u0641\u064a\u0632\u064a\u0627\u0626\u064a\u0629 (PHY)<\/strong> \u0667.\u200f \u064a\u064f\u0646\u0641\u0650\u0651\u0630 <strong>\u0668.\u200f \u0627\u0644\u0637\u0628\u0642\u0629 \u0627\u0644\u0641\u064a\u0632\u064a\u0627\u0626\u064a\u0629 \u0641\u064a \u0646\u0645\u0648\u0630\u062c OSI<\/strong>, \u0669.\u200f\u060c \u0645\u062d\u0648\u0644\u064b\u0627 \u0627\u0644\u0625\u0637\u0627\u0631\u0627\u062a \u0627\u0644\u0631\u0642\u0645\u064a\u0629 \u0625\u0644\u0649 \u0625\u0634\u0627\u0631\u0627\u062a \u062a\u0646\u0627\u0638\u0631\u064a\u0629 \u062a\u0646\u062a\u0642\u0644 \u0639\u0628\u0631 \u0648\u0633\u0627\u0626\u0637 \u0632\u0648\u062c \u0645\u0644\u062a\u0648\u064a \u0623\u0648 \u0648\u0633\u0627\u0626\u0637 \u0628\u0635\u0631\u064a\u0629\u060c \u0648\u0627\u0644\u0639\u0643\u0633 \u0635\u062d\u064a\u062d. \u0648\u064a\u0634\u0645\u0644 \u0639\u0627\u062f\u0629\u064b \u0643\u0644\u064b\u0651\u0627 \u0645\u0646 <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> \u0665. \u0648\u062d\u062f\u0629 \u0627\u0644\u0625\u0631\u0633\u0627\u0644 \u0648\u0627\u0644\u0627\u0633\u062a\u0642\u0628\u0627\u0644 (RU) <strong>50 GbE \u0648 100 GbE \u0648 200 GbE<\/strong> \u0661\u0660.\u200f \u0648\u0627\u062c\u0647\u0629 \u0627\u0644\u0648\u0633\u0627\u0626\u0637 \u0627\u0644\u0643\u0647\u0631\u0628\u0627\u0626\u064a\u0629 \u0623\u0648 \u0627\u0644\u0636\u0648\u0626\u064a\u0629.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u0661\u0661.\u200f \u0648\u0641\u064a \u0627\u0644\u0637\u0631\u0641 \u0627\u0644\u0631\u0642\u0645\u064a\u060c \u064a\u062a\u0635\u0644 \u00abPHY\u00bb \u0628\u0645\u062a\u062d\u0643\u0645 <strong>\u0661\u0664. MAC<\/strong> \u0661\u0662.\u200f (\u0627\u0644\u0648\u0635\u0648\u0644 \u0625\u0644\u0649 \u0627\u0644\u0648\u0633\u064a\u0637) \u0639\u0628\u0631 \u0648\u0627\u062c\u0647\u0627\u062a \u0642\u064a\u0627\u0633\u064a\u0629 \u0645\u062b\u0644 <strong>\u0661\u0663.\u200f \u00abMII\u00bb \u0623\u0648 \u00abRMII\u00bb \u0623\u0648 \u00abRGMII\u00bb \u0623\u0648 \u00abSGMII\u00bb.<\/strong>.<\/p>\n\n\n\n<figure class=\"wp-block-image aligncenter size-large\"><img decoding=\"async\" width=\"1200\" height=\"448\" src=\"https:\/\/resourceslp.szlogic.cn\/wp-content\/uploads\/2026\/05\/3936538278a941a4a15737a90af3a5c1.jpg\" alt=\"Ethernet PHY\" class=\"wp-image-4016\" srcset=\"https:\/\/resourceslp.szlogic.cn\/wp-content\/uploads\/2026\/05\/3936538278a941a4a15737a90af3a5c1.jpg 1200w, https:\/\/resourceslp.szlogic.cn\/wp-content\/uploads\/2026\/05\/3936538278a941a4a15737a90af3a5c1-300x112.jpg 300w, https:\/\/resourceslp.szlogic.cn\/wp-content\/uploads\/2026\/05\/3936538278a941a4a15737a90af3a5c1-1024x382.jpg 1024w, https:\/\/resourceslp.szlogic.cn\/wp-content\/uploads\/2026\/05\/3936538278a941a4a15737a90af3a5c1-768x287.jpg 768w, https:\/\/resourceslp.szlogic.cn\/wp-content\/uploads\/2026\/05\/3936538278a941a4a15737a90af3a5c1-18x7.jpg 18w\" sizes=\"(max-width: 1200px) 100vw, 1200px\" \/><\/figure>\n\n\n\n<h2 class=\"wp-block-heading\" >\u0661\u0664.\u200f \u0627\u0644\u0648\u0638\u0627\u0626\u0641 \u0627\u0644\u0623\u0633\u0627\u0633\u064a\u0629 \u0644\u0640\u00abPHY\u00bb \u0627\u0644\u062e\u0627\u0635 \u0628\u0640\u00ab\u0625\u064a\u062b\u0631\u0646\u062a\u00bb<\/h2>\n\n\n\n<ol class=\"wp-block-list\" >\n<li><p><strong>\u0661\u0665.\u200f \u062a\u062d\u0648\u064a\u0644 \u0627\u0644\u0625\u0634\u0627\u0631\u0627\u062a (\u0631\u0642\u0645\u064a \u2194 \u062a\u0646\u0627\u0638\u0631\u064a):<\/strong> \u0661\u0666.\u200f \u064a\u062d\u0648\u0651\u0644 \u062a\u062f\u0641\u0642 \u0627\u0644\u0628\u062a\u0627\u062a \u0645\u0646 \u0637\u0628\u0642\u0629 \u00abMAC\u00bb \u0625\u0644\u0649 \u0625\u0634\u0627\u0631\u0627\u062a \u0643\u0647\u0631\u0628\u0627\u0626\u064a\u0629 \u0623\u0648 \u0636\u0648\u0626\u064a\u0629 \u0645\u0646\u0627\u0633\u0628\u0629 \u0644\u0644\u0625\u0631\u0633\u0627\u0644\u060c \u0648\u064a\u0633\u062a\u0639\u064a\u062f \u0627\u0644\u0628\u064a\u0627\u0646\u0627\u062a \u0627\u0644\u0631\u0642\u0645\u064a\u0629 \u0639\u0646\u062f \u0627\u0644\u0627\u0633\u062a\u0642\u0628\u0627\u0644.<\/p><\/li><li><p><strong>\u0661\u0667.\u200f \u0627\u0644\u062a\u0631\u0645\u064a\u0632 \u0648\u062a\u0639\u062f\u064a\u0644 \u0627\u0644\u0625\u0634\u0627\u0631\u0629:<\/strong> \u0661\u0668.\u200f \u064a\u062a\u0648\u0644\u0649 \u0645\u0639\u0627\u064a\u064a\u0631 \u0627\u0644\u062a\u0631\u0645\u064a\u0632 \u0645\u062b\u0644 \u00abMLT\u20113\u00bb (\u0644\u0640\u00ab100BASE\u2011TX\u00bb)\u060c \u0623\u0648 \u00abPAM\u20115\u00bb (\u0644\u0640\u00ab1000BASE\u2011T\u00bb)\u060c \u0623\u0648 \u00abPAM\u201116\u00bb (\u0644\u0640\u00ab10GBASE\u2011T\u00bb)\u060c \u0648\u0630\u0644\u0643 \u062d\u0633\u0628 \u0627\u0644\u062c\u064a\u0644 \u0627\u0644\u0645\u0633\u062a\u062e\u062f\u0645 \u0645\u0646 \u062a\u0642\u0646\u064a\u0629 \u00ab\u0625\u064a\u062b\u0631\u0646\u062a\u00bb.<\/p><\/li><li><p><strong>\u0661\u0669.\u200f \u0627\u0633\u062a\u0639\u0627\u062f\u0629 \u0627\u0644\u0633\u0627\u0639\u0629\/\u0627\u0644\u0628\u064a\u0627\u0646\u0627\u062a:<\/strong> \u0662\u0660.\u200f \u064a\u0642\u0648\u0645 \u0628\u0645\u0632\u0627\u0645\u0646\u0629 \u0627\u0644\u0633\u0627\u0639\u0629 \u0648\u0627\u0633\u062a\u0639\u0627\u062f\u062a\u0647\u0627 \u0645\u0646 \u0627\u0646\u062a\u0642\u0627\u0644\u0627\u062a \u0627\u0644\u0625\u0634\u0627\u0631\u0629 \u0627\u0644\u0645\u0633\u062a\u0642\u0628\u0644\u0629.<\/p><\/li><li><p><strong>\u0662\u0661.\u200f \u0627\u0644\u062a\u0641\u0627\u0648\u0636 \u0627\u0644\u062a\u0644\u0642\u0627\u0626\u064a \u0648\u0627\u0643\u062a\u0634\u0627\u0641 \u0627\u0644\u0627\u062a\u0635\u0627\u0644:<\/strong> \u0662\u0662.\u200f \u064a\u062a\u0641\u0627\u0648\u0636 \u0639\u0644\u0649 \u0633\u0631\u0639\u0629 \u0627\u0644\u0627\u062a\u0635\u0627\u0644 (\u0661\u0660\/\u0661\u0660\u0660\/\u0661\u0660\u0660\u0660 \u0645\u064a\u062c\u0627\u0628\u062a \u0641\u064a \u0627\u0644\u062b\u0627\u0646\u064a\u0629 \u0623\u0648 \u0623\u0643\u062b\u0631) \u0648\u0648\u0636\u0639 \u0627\u0644\u062a\u0634\u063a\u064a\u0644 \u062b\u0646\u0627\u0626\u064a \u0627\u0644\u0627\u062a\u062c\u0627\u0647\u060c \u0648\u064a\u0624\u0633\u0633 \u062d\u0627\u0644\u0629 \u0627\u0644\u0627\u062a\u0635\u0627\u0644 \u0623\u0648 \u064a\u0631\u0627\u0642\u0628\u0647\u0627.<\/p><\/li>\n<\/ol>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>\u0662\u0663.\u200f \u0648\u0636\u0639 \u062e\u0631\u062c \u0645\u0634\u063a\u0651\u0644 \u0627\u0644\u062e\u0637:<\/strong> \u0662\u0664.\u200f \u064a\u062f\u064a\u0631 \u0645\u0627 \u0625\u0630\u0627 \u0643\u0627\u0646 \u00abPHY\u00bb \u064a\u0633\u062a\u062e\u062f\u0645 <strong>\u0662\u0665.\u200f \u0648\u0636\u0639 \u0627\u0644\u062a\u064a\u0627\u0631<\/strong> \u0662\u0666.\u200f (\u0645\u062e\u0631\u062c \u062a\u0641\u0627\u0636\u0644\u064a \u0645\u0635\u062f\u0631 \u062a\u064a\u0627\u0631) \u0623\u0648 <strong>\u0662\u0667.\u200f \u0648\u0636\u0639 \u0627\u0644\u062c\u0647\u062f<\/strong> \u0661.\u200f (\u0645\u062f\u0649 \u062c\u0647\u062f \u0627\u0644\u0625\u062e\u0631\u0627\u062c)\u060c \u0645\u0645\u0627 \u064a\u0624\u062b\u0631 \u0641\u064a \u062a\u0648\u0627\u0641\u0642\u0647 \u0645\u0639 \u0627\u0644\u0645\u062d\u0648\u0644\u0627\u062a \u0648\u0623\u062f\u0627\u0621 \u0627\u0644\u062a\u0631\u062f\u062f\u0627\u062a \u0627\u0644\u0631\u0627\u062f\u064a\u0648\u064a\u0629.<\/p>\n\n\n\n<blockquote class=\"wp-block-quote is-layout-flow wp-block-quote-is-layout-flow\"><p><strong>\u0662. \u0645\u0644\u0627\u062d\u0638\u0629:<\/strong> \u0662.\u200f \u062a\u064f\u0639\u062f \u062a\u0642\u0646\u064a\u0629 \u0627\u0644\u062a\u0636\u0645\u064a\u0646 PAM-16 \u0647\u064a \u0627\u0644\u0623\u0633\u0644\u0648\u0628 \u0627\u0644\u0645\u0633\u062a\u062e\u062f\u0645 \u0641\u064a \u0645\u0639\u064a\u0627\u0631 IEEE 802.3an \u0644\u0634\u0628\u0643\u0629 \u0625\u064a\u062b\u0631\u0646\u062a 10GBASE-T. \u0648\u0647\u064a \u062a\u062a\u0637\u0644\u0628 \u062a\u0639\u0642\u064a\u062f\u064b\u0627 <strong>\u0663.\u200f \u062a\u0635\u062d\u064a\u062d \u0627\u0644\u062e\u0637\u0623 \u0627\u0644\u0623\u0645\u0627\u0645\u064a<\/strong> \u0664.\u200f (FEC) \u0644\u0636\u0645\u0627\u0646 \u0633\u0644\u0627\u0645\u0629 \u0627\u0644\u0625\u0634\u0627\u0631\u0629 \u0639\u0628\u0631 \u0643\u0627\u0628\u0644\u0627\u062a \u0627\u0644\u0632\u0648\u062c \u0627\u0644\u0645\u0641\u062a\u0648\u0644.<\/p><\/blockquote>\n\n\n\n<h2 class=\"wp-block-heading\" >\u0665.\u200f \u0648\u062d\u062f\u0629 PHY \u0630\u0627\u062a \u0627\u0644\u0648\u0636\u0639 \u0627\u0644\u062d\u0627\u0644\u064a \u0645\u0642\u0627\u0628\u0644 \u0648\u062d\u062f\u0629 PHY \u0630\u0627\u062a \u0627\u0644\u0648\u0636\u0639 \u0627\u0644\u062c\u0647\u062f<\/h2>\n\n\n\n<ul class=\"wp-block-list\">\n<li><p><strong>\u0666.\u200f \u0648\u062d\u062f\u0629 PHY \u0630\u0627\u062a \u0627\u0644\u0648\u0636\u0639 \u0627\u0644\u062c\u0647\u062f:<\/strong> \u0667.\u200f \u062a\u064f\u062e\u0631\u0650\u062c \u0645\u062f\u0649 \u062c\u0647\u062f \u062b\u0627\u0628\u062a (\u0645\u062b\u0644 \u00b1\u0663,\u0663 \u0641\u0648\u0644\u062a). \u0648\u062a\u064f\u0633\u062a\u062e\u062f\u0645 \u0639\u0627\u062f\u0629\u064b \u0641\u064a \u0648\u062d\u062f\u0627\u062a PHY \u0627\u0644\u0642\u062f\u064a\u0645\u0629 \u0628\u0633\u0631\u0639\u0627\u062a \u0661\u0660\/\u0661\u0660\u0660 \u0645\u064a\u063a\u0627\u0628\u062a\/\u062b\u0627\u0646\u064a\u0629\u060c \u0644\u0643\u0646\u0647\u0627 \u0623\u0642\u0644 \u0645\u062a\u0627\u0646\u0629\u064b \u0645\u0646 \u062d\u064a\u062b \u0627\u0644\u062a\u0648\u0627\u0641\u0642 \u0627\u0644\u0643\u0647\u0631\u0648\u0645\u063a\u0646\u0627\u0637\u064a\u0633\u064a \u0648\u0633\u0644\u0627\u0645\u0629 \u0627\u0644\u0625\u0634\u0627\u0631\u0629 \u0641\u064a \u0627\u0644\u062a\u0637\u0628\u064a\u0642\u0627\u062a \u0639\u0627\u0644\u064a\u0629 \u0627\u0644\u0633\u0631\u0639\u0629 \u0627\u0644\u062d\u062f\u064a\u062b\u0629.<\/p><\/li><li><p><strong>\u0668.\u200f \u0648\u062d\u062f\u0629 PHY \u0630\u0627\u062a \u0627\u0644\u0648\u0636\u0639 \u0627\u0644\u062d\u0627\u0644\u064a:<\/strong> \u0669.\u200f \u062a\u064f\u062e\u0631\u062c \u062a\u064a\u0627\u0631\u064b\u0627 \u062a\u0641\u0627\u0636\u0644\u064a\u064b\u0651\u0627 \u062b\u0627\u0628\u062a\u064b\u0627 (\u063a\u0627\u0644\u0628\u064b\u0627 \u00b1\u0668 \u0645\u0644\u0644\u064a \u0623\u0645\u0628\u064a\u0631)\u060c \u0645\u0627 \u064a\u064f\u0646\u062a\u062c \u0645\u062f\u0649 \u062c\u0647\u062f \u0639\u0628\u0631 \u0644\u0641\u0627\u062a \u0627\u0644\u0645\u062d\u0648\u0644 \u0623\u0648 \u0645\u0642\u0627\u0648\u0645\u0627\u062a \u0627\u0644\u062a\u062d\u0645\u064a\u0644. \u0648\u0647\u0630\u0647 \u0647\u064a \u0627\u0644\u0645\u0639\u064a\u0627\u0631 \u0627\u0644\u0635\u0646\u0627\u0639\u064a \u0644\u0640 <strong>\u0661\u0660.\u200f 1000BASE\u2011T \u0648\u0645\u0627 \u0641\u0648\u0642\u0647\u0627<\/strong> \u0661\u0661.\u200f \u0644\u0623\u0646\u0647\u0627 \u062a\u0636\u0645\u0646 \u0625\u0631\u0633\u0627\u0644\u064b\u0627 \u062a\u0641\u0627\u0636\u0644\u064a\u064b\u0651\u0627 \u0645\u0633\u062a\u0642\u0631\u064b\u0651\u0627\u060c \u0648\u0627\u0646\u062e\u0641\u0627\u0636 \u0627\u0644\u062a\u062f\u0627\u062e\u0644 \u0627\u0644\u0643\u0647\u0631\u0648\u0645\u063a\u0646\u0627\u0637\u064a\u0633\u064a (EMI)\u060c \u0648\u0627\u0644\u062a\u0648\u0627\u0641\u0642 \u0645\u0639 \u0627\u0644\u062a\u0635\u0627\u0645\u064a\u0645 \u0627\u0644\u0642\u0627\u0626\u0645\u0629 \u0639\u0644\u0649 \u0627\u0644\u0645\u063a\u0646\u0637\u064a\u0633\u0627\u062a.<\/p><\/li>\n<\/ul>\n\n\n\n<figure class=\"wp-block-image aligncenter size-large\"><img decoding=\"async\" width=\"1200\" height=\"712\" src=\"https:\/\/resourceslp.szlogic.cn\/wp-content\/uploads\/2026\/05\/a3f4d0caeeca4ba2bb7ad94315e23ba5.jpg\" alt=\"Current\u2011Mode vs Voltage\u2011Mode PHY\" class=\"wp-image-4017\" srcset=\"https:\/\/resourceslp.szlogic.cn\/wp-content\/uploads\/2026\/05\/a3f4d0caeeca4ba2bb7ad94315e23ba5.jpg 1200w, https:\/\/resourceslp.szlogic.cn\/wp-content\/uploads\/2026\/05\/a3f4d0caeeca4ba2bb7ad94315e23ba5-300x178.jpg 300w, https:\/\/resourceslp.szlogic.cn\/wp-content\/uploads\/2026\/05\/a3f4d0caeeca4ba2bb7ad94315e23ba5-1024x608.jpg 1024w, https:\/\/resourceslp.szlogic.cn\/wp-content\/uploads\/2026\/05\/a3f4d0caeeca4ba2bb7ad94315e23ba5-768x456.jpg 768w, https:\/\/resourceslp.szlogic.cn\/wp-content\/uploads\/2026\/05\/a3f4d0caeeca4ba2bb7ad94315e23ba5-18x12.jpg 18w\" sizes=\"(max-width: 1200px) 100vw, 1200px\" \/><\/figure>\n\n\n\n<h2 class=\"wp-block-heading\" >\u0661\u0662.\u200f \u0643\u064a\u0641 \u062a\u062a\u0635\u0644 \u0648\u062d\u062f\u0629 PHY \u0627\u0644\u062e\u0627\u0635\u0629 \u0628\u0634\u0628\u0643\u0629 \u0625\u064a\u062b\u0631\u0646\u062a \u0628\u0627\u0644\u0645\u0643\u0648\u0646\u0627\u062a \u0627\u0644\u0645\u063a\u0646\u0627\u0637\u064a\u0633\u064a\u0629 \u0648\u0645\u0642\u0628\u0633 RJ45\u061f<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">\u0661\u0663.\u200f \u064a\u062c\u0628 \u0623\u0646 \u062a\u0645\u0631 \u0645\u062e\u0631\u062c\u0627\u062a \u0648\u062d\u062f\u0629 PHY \u0627\u0644\u062e\u0627\u0635\u0629 \u0628\u0634\u0628\u0643\u0629 \u0625\u064a\u062b\u0631\u0646\u062a \u0639\u0628\u0631 <strong>\u0661\u0667.\u200f \u0627\u0644\u0639\u0646\u0627\u0635\u0631 \u0627\u0644\u0645\u063a\u0646\u0627\u0637\u064a\u0633\u064a\u0629<\/strong> \u0661\u0664.\u200f (\u0645\u062d\u0648\u0644 \u0648\u0645\u0642\u0627\u0648\u0645\u0629 \u062a\u0634\u0648\u064a\u0634 \u0645\u0634\u062a\u0631\u0643\u0629) \u0644\u062a\u062a\u0635\u0644 \u0628\u0645\u0642\u0628\u0633 RJ45. \u0648\u062a\u0648\u0641\u0651\u0631 \u0647\u0630\u0647 \u0627\u0644\u0645\u0643\u0648\u0646\u0627\u062a <strong>\u0627\u0644\u0639\u0632\u0644 \u0627\u0644\u062c\u0627\u0644\u0641\u0627\u0646\u064a<\/strong>, <strong>\u0661\u0665.\u200f \u0645\u0637\u0627\u0628\u0642\u0629 \u0627\u0644\u0645\u0639\u0627\u0648\u064e\u0642\u0629 (\u0639\u0627\u062f\u0629\u064b \u0661\u0660\u0660 \u0623\u0648\u0645 \u062a\u0641\u0627\u0636\u0644\u064a)<\/strong>, \u0662\u0669.\u200f \u060c \u0648 <strong>\u0661. \u0642\u0645\u0639 \u0627\u0644\u062a\u062f\u0627\u062e\u0644 \u0627\u0644\u0643\u0647\u0631\u0648\u0645\u063a\u0646\u0627\u0637\u064a\u0633\u064a<\/strong>.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u0661\u0666.\u200f \u0645\u0642\u0628\u0633\u0627\u062a LINK\u2011PP <a target=\"_blank\" rel=\"\" href=\"https:\/\/www.l-p.com\/store-17492-integrated-rj45-connector.htm\"><strong>LPJK9036AHNL<\/strong><\/a> \u0661\u0667.\u200f (MagJacks) \u062a\u062f\u0645\u062c \u0634\u0628\u0643\u0627\u062a \u0627\u0644\u0645\u062d\u0648\u0644\u0627\u062a \u0647\u0630\u0647 \u0645\u0628\u0627\u0634\u0631\u0629\u064b \u062f\u0627\u062e\u0644 \u0647\u064a\u0643\u0644 \u0627\u0644\u0645\u0642\u0628\u0633\u060c \u0648\u062a\u0642\u062f\u0651\u0645 \u062d\u0644\u064b\u0651\u0627 \u0645\u064f\u0633\u0628\u0642 \u0627\u0644\u0645\u0637\u0627\u0628\u0642\u0629 \u064a\u0628\u0633\u0651\u0637 \u062a\u0635\u0645\u064a\u0645 \u0644\u0648\u062d\u0629 \u0627\u0644\u062f\u0648\u0627\u0626\u0631 \u0627\u0644\u0645\u0637\u0628\u0648\u0639\u0629 \u0648\u064a\u0636\u0645\u0646 \u0627\u0644\u062a\u0648\u0627\u0641\u0642 \u0639\u0644\u0649 \u0645\u0633\u062a\u0648\u0649 \u0648\u062d\u062f\u0629 PHY.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u0661\u0668.\u200f \u0627\u0644\u0628\u0646\u064a\u0629 \u0627\u0644\u0646\u0645\u0648\u0630\u062c\u064a\u0629:<\/p>\n\n\n\n<pre class=\"wp-block-code\">\n<code>\u0661\u0669.\u200f \u0648\u062d\u062f\u0629 MAC + \u0648\u0627\u062c\u0647\u0629 SGMII\/RGMII \u2192 \u0648\u062d\u062f\u0629 PHY (\u0630\u0627\u062a \u0627\u0644\u0648\u0636\u0639 \u0627\u0644\u062d\u0627\u0644\u064a) \u2192 \u0645\u063a\u0646\u0637\u064a\u0633\u0627\u062a \u0645\u062f\u0645\u062c\u0629 (MagJack) \u2192 \u0645\u0642\u0628\u0633 RJ45 \u2192 \u0643\u0627\u0628\u0644 \u0625\u064a\u062b\u0631\u0646\u062a<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\">\u0665. \u0627\u062e\u062a\u064a\u0627\u0631<strong> \u0664\u0666. \u0627\u0644\u0637\u0628\u0642\u0629 \u0627\u0644\u0641\u064a\u0632\u064a\u0627\u0626\u064a\u0629 (PHY)<\/strong> \u0662\u0660.\u200f \u0625\u0644\u0649 \u062c\u0627\u0646\u0628 <strong>\u0662\u0661.\u200f \u0645\u0642\u0628\u0633 LINK\u2011PP MagJack<\/strong> \u0662\u0662.\u200f \u064a\u0636\u0645\u0646 \u0630\u0644\u0643 \u0633\u0644\u0627\u0645\u0629 \u0627\u0644\u0625\u0634\u0627\u0631\u0629 \u0627\u0644\u0645\u062b\u0644\u0649\u060c \u0648\u0623\u062f\u0627\u0621 \u0627\u0644\u062a\u062f\u0627\u062e\u0644 \u0627\u0644\u0643\u0647\u0631\u0648\u0645\u063a\u0646\u0627\u0637\u064a\u0633\u064a (EMI)\u060c \u0648\u0627\u0644\u0627\u0645\u062a\u062b\u0627\u0644 \u0644\u0645\u0639\u0627\u064a\u064a\u0631 IEEE 802.3. \u0648\u062a\u062a\u0648\u0641\u0631 \u0627\u0644\u0639\u062f\u064a\u062f \u0645\u0646 \u0645\u0646\u062a\u062c\u0627\u062a LINK\u2011PP (\u0645\u062b\u0644. <a target=\"_blank\" rel=\"\" href=\"https:\/\/www.l-p.com\/products\/439792.htm\">\u0664\u0661. LPJG0926HENL<\/a>, <a target=\"_blank\" rel=\"\" href=\"https:\/\/www.l-p.com\/products\/478631.htm\">\u0662\u0663.\u200f LPJG0933HENL<\/a>\u0662\u0664.\u200f ) \u0645\u0635\u0645\u0645\u0629 \u062e\u0635\u064a\u0635\u064b\u0627 \u0644\u0648\u062d\u062f\u0627\u062a PHY \u0630\u0627\u062a \u0633\u0631\u0639\u0629 \u0627\u0644\u062c\u064a\u062c\u0627\u0628\u062a \u0648\u0627\u0644\u0633\u0631\u0639\u0629 \u0627\u0644\u0645\u062a\u0639\u062f\u062f\u0629 \u0627\u0644\u062c\u064a\u062c\u0627\u0628\u062a\u060c \u0648\u062a\u062f\u0639\u0645 \u062a\u0637\u0628\u064a\u0642\u0627\u062a PoE+ \u064810\/100\/1000 Base-T.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\" >\u0661\u0668. \u062e\u0627\u062a\u0645\u0629<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">\u0663\u0668. \u0623\u064e\u0646\u0652 <strong>PHY \u0625\u064a\u062b\u0631\u0646\u062a<\/strong> \u0662\u0665.\u200f \u0647\u064a \u0648\u062d\u062f\u0629 \u0625\u0631\u0633\u0627\u0644 \u0648\u0627\u0633\u062a\u0642\u0628\u0627\u0644 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\u0625\u064a\u062b\u0631\u0646\u062a.<\/p>","protected":false},"author":1,"featured_media":4015,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[27],"tags":[22],"class_list":["post-4018","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-glossary","tag-integrated-rj45-connectors"],"blocksy_meta":[],"acf":[],"_links":{"self":[{"href":"https:\/\/resourceslp.szlogic.cn\/ar\/wp-json\/wp\/v2\/posts\/4018","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=4018"}],"version-history":[{"count":4,"href":"https:\/\/resourceslp.szlogic.cn\/ar\/wp-json\/wp\/v2\/posts\/4018\/revisions"}],"predecessor-version":[{"id":11300,"href":"https:\/\/resourceslp.szlogic.cn\/ar\/wp-json\/wp\/v2\/posts\/4018\/revisions\/11300"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/resourceslp.szlogic.cn\/ar\/wp-json\/wp\/v2\/media\/4015"}],"wp:attachment":[{"href":"https:\/\/resourceslp.szlogic.cn\/ar\/wp-json\/wp\/v2\/media?parent=4018"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/resourceslp.szlogic.cn\/ar\/wp-json\/wp\/v2\/categories?post=4018"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/resourceslp.szlogic.cn\/ar\/wp-json\/wp\/v2\/tags?post=4018"}],"curies":[{"name":"\u0661. 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