{"id":6854,"date":"2026-04-14T11:20:29","date_gmt":"2026-04-14T03:20:29","guid":{"rendered":"https:\/\/hololink-tech.com\/?post_type=product&#038;p=6854"},"modified":"2026-04-15T15:35:09","modified_gmt":"2026-04-15T07:35:09","slug":"400g-qsfp-dd","status":"publish","type":"product","link":"https:\/\/hololink-tech.com\/product-detail\/400g-qsfp-dd","title":{"rendered":"400G QSFP-DD"},"content":{"rendered":"<p>400G QSFP-DD \u6536\u53d1\u5668\u6709\u56db\u4e2a\u5149\u901a\u9053\uff0c\u4ee5 100Gbps PAM4 \u8c03\u5236\u65b9\u5f0f\u5de5\u4f5c\uff0c\u63d0\u4f9b\u9ad8\u8fbe 400Gbps \u7684\u89e3\u51b3\u65b9\u6848\u3002\u6536\u53d1\u5668\u7535\u6c14\u4fa7\u6709 8 \u6761 53.125Gbps PAM4 \u901a\u9053\u3002\u5b83\u4eec\u7b26\u5408 QSFP-DD MSA \u6807\u51c6\u3002\u6570\u5b57\u8bca\u65ad\u529f\u80fd\u53ef\u901a\u8fc7 CMIS \u89c4\u5b9a\u7684 I2C \u63a5\u53e3\u5b9e\u73b0\u3002.<\/p>\n<p><strong>LQD400-SR8<\/strong>\u00a0\u662f\u4e00\u6b3e\u7528\u4e8e\u591a\u6a21\u5149\u7ea4 400G \u94fe\u8def\u7684 QSFP-DD \u5149\u6536\u53d1\u5668\u3002\u5b83\u7b26\u5408 QSFP-DD MSA \u89c4\u8303\u3002\u5b83\u901a\u8fc7 OM3 \u548c 100m OM4 \u591a\u6a21\u5149\u7ea4\u4ee5\u6bcf\u901a\u9053 53.125Gbps \u7684\u901f\u5ea6\u8fd0\u884c\uff0c\u6700\u957f\u53ef\u8fbe 70 \u7c73\u3002.<\/p>\n<p><strong>LQD400-DR4<\/strong>\u00a0\u662f\u4e00\u6b3e\u7528\u4e8e\u5355\u6a21\u5149\u7ea4 400G \u94fe\u8def\u7684 QSFP-DD \u5149\u6536\u53d1\u5668\u3002\u5b83\u7b26\u5408 QSFP-DD MSA \u89c4\u8303\u3002\u5728\u6ce2\u957f\u4e3a 1310nm \u7684 500 \u7c73\u8303\u56f4\u5185\uff0c\u6bcf\u901a\u9053\u7684\u5de5\u4f5c\u901f\u7387\u4e3a 53.125Gbps\u3002.<\/p>\n<p><strong>LQD400-FR4<\/strong>\u00a0\u662f\u4e00\u6b3e\u7528\u4e8e\u5355\u6a21\u5149\u7ea4 400G \u94fe\u8def\u7684 QSFP-DD \u5149\u6536\u53d1\u5668\u3002\u5b83\u7b26\u5408 QSFP-DD MSA \u89c4\u8303\u3002\u5b83\u5728 CWDM4 \u6ce2\u957f\u4e0a\u4ee5\u6bcf\u901a\u9053 53.125Gbps \u7684\u901f\u5ea6\u5de5\u4f5c\uff0c\u6700\u957f\u53ef\u8fbe 2KM\u3002.<\/p>\n<p><strong>LQD400-LR4<\/strong>\u00a0\u662f\u4e00\u6b3e\u7528\u4e8e\u5355\u6a21\u5149\u7ea4 400G \u94fe\u8def\u7684 QSFP-DD \u5149\u6536\u53d1\u5668\u3002\u5b83\u7b26\u5408 QSFP-DD MSA \u89c4\u8303\u3002\u5b83\u5728 CWDM4 \u6ce2\u957f\u4e0a\u4ee5\u6bcf\u901a\u9053 53.125Gbps \u7684\u901f\u5ea6\u5de5\u4f5c\uff0c\u6700\u957f\u53ef\u8fbe 10KM\u3002.<\/p>\n<p><strong>LQD400-ER4<\/strong>\u00a0\u662f\u4e00\u6b3e\u7528\u4e8e\u5355\u6a21\u5149\u7ea4 400G \u94fe\u8def\u7684 QSFP-DD \u5149\u6536\u53d1\u5668\u3002\u5b83\u7b26\u5408 QSFP-DD MSA \u89c4\u8303\u3002\u5728 PAM4 \u6ce2\u957f\u4e0a\uff0c\u6bcf\u901a\u9053\u7684\u5de5\u4f5c\u901f\u7387\u4e3a 53.125Gbps\uff0c\u6700\u9ad8\u53ef\u8fbe 40KM\u3002.<\/p>","protected":false},"excerpt":{"rendered":"<p>400G QSFP-DD transceivers have four optical lanes that operate at 100Gbps PAM4 modulation, providing solutions up to 400 Gbps. The transceivers have electrical side 8 lanes of 53.125Gbps PAM4. They are compliant with the QSFP-DD MSA. Digital diagnostics functions are available via the I2C interface, as specified by CMIS. LQD400-SR8\u00a0is a QSFP-DD optical transceiver for [&hellip;]<\/p>\n","protected":false},"featured_media":6775,"template":"","tags":[],"product_category":[43],"class_list":["post-6854","product","type-product","status-publish","has-post-thumbnail","hentry","product_category-400g-series"],"_links":{"self":[{"href":"https:\/\/hololink-tech.com\/zh\/wp-json\/wp\/v2\/product\/6854","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/hololink-tech.com\/zh\/wp-json\/wp\/v2\/product"}],"about":[{"href":"https:\/\/hololink-tech.com\/zh\/wp-json\/wp\/v2\/types\/product"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/hololink-tech.com\/zh\/wp-json\/wp\/v2\/media\/6775"}],"wp:attachment":[{"href":"https:\/\/hololink-tech.com\/zh\/wp-json\/wp\/v2\/media?parent=6854"}],"wp:term":[{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/hololink-tech.com\/zh\/wp-json\/wp\/v2\/tags?post=6854"},{"taxonomy":"product_category","embeddable":true,"href":"https:\/\/hololink-tech.com\/zh\/wp-json\/wp\/v2\/product_category?post=6854"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}