{"id":43471,"date":"2025-03-26T09:00:00","date_gmt":"2025-03-26T08:00:00","guid":{"rendered":"https:\/\/www.intelligentcio.com\/apac\/?p=43471"},"modified":"2025-04-09T09:25:49","modified_gmt":"2025-04-09T08:25:49","slug":"broadcom-extends-200g-lane-dsp-phy-leadership-for-next-gen-ai-infrastructure","status":"publish","type":"post","link":"https:\/\/www.intelligentcio.com\/apac\/2025\/03\/26\/broadcom-extends-200g-lane-dsp-phy-leadership-for-next-gen-ai-infrastructure\/","title":{"rendered":"Broadcom extends 200G\/lane DSP PHY leadership for next- gen AI infrastructure"},"content":{"rendered":"\n<p><em>Innovations address the critical need for optimized power across both single-mode fiber (SMF) and short-reach multi-mode fiber (MMF) links in 800G and 1.6T optical transceiver applications.<\/em><\/p>\n\n\n\n<p>Broadcom has expanded its 200G\/lane DSP PHY portfolio with the introduction of Sian3 and Sian2M, purpose-built for the demanding connectivity requirements of AI\/ML clusters.<\/p>\n\n\n\n<p>These innovations address the critical need for optimized power across both single-mode fiber (SMF) and short-reach multi-mode fiber (MMF) links in 800G and 1.6T optical transceiver applications.&nbsp;&nbsp;<\/p>\n\n\n\n<p>&nbsp;The rapid growth of AI workloads is driving demand for increased bandwidth and interconnect density in AI clusters. Optical interconnect power is a major factor limiting cluster scalability. Sian3 and Sian2M DSPs, along with its comprehensive portfolio of 200G\/lane lasers, provide what\u2019s pitched as unprecedented levels of power efficiency and cost optimization for next-generation AI infrastructure.<\/p>\n\n\n\n<p>&nbsp;Sian3, a state-of-the-art 3nm 200G\/lane PAM4 DSP PHY, delivers the industry&#8217;s lowest power consumption for 800G and 1.6T optical transceivers utilizing SMF. Sian3 builds upon the success of Broadcom\u2019s Sian2 DSP, enabling over 20% power reduction for both EML and SiP based 1.6T modules.<\/p>\n\n\n\n<p>&nbsp;Sian2M offers a specialized, optimized solution for 800G and 1.6T short-reach MMF links within AI clusters.<\/p>\n\n\n\n<p>By integrating VCSEL drivers and leveraging Broadcom&#8217;s market-proven 200G VCSEL technology, Sian2M unlocks new levels of performance and efficiency for short-reach connectivity. This technology builds on Broadcom&#8217;s established track record in optical interconnects, having successfully deployed over 50 million channels of 100G VCSELs in AI networks.<\/p>\n\n\n\n<p>&nbsp;Broadcom&#8217;s Sian3 and Sian2M DSP PHYs, developed in conjunction with its portfolio of 200G\/lane EML and CWL lasers and its market-proven VCSELs, empower module developers to rapidly address the growing demand for 200G optics in AI. Broadcom&#8217;s 200G EML and PD are already shipping in volume, delivering the quality, reliability, and performance required for AI optical interconnects.&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<\/p>\n\n\n\n<p>\u201cBroadcom&#8217;s Sian family of DSP PHYs is foundational to the low-power, high-bandwidth optical connectivity needed for AI\/ML clusters,\u201d said Vijay Janapaty, Vice President and General Manager of the Physical Layer Products Division, Broadcom.<\/p>\n\n\n\n<p>\u201cOur new 3nm Sian3 delivers over 20% power reduction for 1.6T optical modules, while Sian2M with integrated VCSEL drivers and 200G VCSELs brings cost and power efficiency to short-reach links. These innovations enable our customers to scale AI clusters to meet the demands of growing AI workloads.&#8221;&nbsp;&nbsp;<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Innovations address the critical need for optimized power across both single-mode fiber (SMF) and short-reach multi-mode fiber (MMF) links in 800G and 1.6T optical transceiver applications. Broadcom has expanded its 200G\/lane DSP PHY portfolio with the introduction of Sian3 and Sian2M, purpose-built for the demanding connectivity requirements of AI\/ML clusters. These innovations address the critical [&hellip;]<\/p>\n","protected":false},"author":58,"featured_media":44119,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[7027,44],"tags":[1108,6351,8157,8158],"class_list":["post-43471","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-intelligent-technologies-ai","category-top-stories","tag-ai","tag-ai-infrastructure","tag-broadcom","tag-vcsel-technology"],"acf":[],"publishpress_future_workflow_manual_trigger":{"enabledWorkflows":[]},"_links":{"self":[{"href":"https:\/\/www.intelligentcio.com\/apac\/wp-json\/wp\/v2\/posts\/43471","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.intelligentcio.com\/apac\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.intelligentcio.com\/apac\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.intelligentcio.com\/apac\/wp-json\/wp\/v2\/users\/58"}],"replies":[{"embeddable":true,"href":"https:\/\/www.intelligentcio.com\/apac\/wp-json\/wp\/v2\/comments?post=43471"}],"version-history":[{"count":1,"href":"https:\/\/www.intelligentcio.com\/apac\/wp-json\/wp\/v2\/posts\/43471\/revisions"}],"predecessor-version":[{"id":43651,"href":"https:\/\/www.intelligentcio.com\/apac\/wp-json\/wp\/v2\/posts\/43471\/revisions\/43651"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.intelligentcio.com\/apac\/wp-json\/wp\/v2\/media\/44119"}],"wp:attachment":[{"href":"https:\/\/www.intelligentcio.com\/apac\/wp-json\/wp\/v2\/media?parent=43471"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.intelligentcio.com\/apac\/wp-json\/wp\/v2\/categories?post=43471"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.intelligentcio.com\/apac\/wp-json\/wp\/v2\/tags?post=43471"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}