Enabling 1.6T networks with 200G per channel Physical Medium Dependent IC (PMD) portfolio while advancing 400G per channel technology for 3.2T modules

Semtech Corporation (Nasdaq: SMTC), a leading provider of high-performance semiconductor, Internet of Things (IoT) systems and cloud connectivity service solutions, announced the expansion of its broad optical communications portfolio, featuring solutions across multiple generations of data center connectivity. These technology innovations help tackle the escalating requirements for higher speed, processing power and data throughput driven by Machine Learning (ML), Large Language Model (LLM) training, and Artificial Intelligence (AI) clusters.

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Semtech Charts Path to 3.2T Connectivity for Next-Gen AI Data Centers

Addressing the industry shift toward higher bandwidth density, Semtech's 200G per channel FiberEdge™ PMDs deliver exceptional performance, enabling future 800G and 1.6T modules while meeting critical power efficiency and space constraints. The company has also accelerated investments in pioneering 400G per channel technology to enable next-generation 3.2T modules, reinforcing Semtech's position as a technology leader driving high-performance connectivity across the rapidly evolving data infrastructure landscape.

“The path to 3.2T connectivity requires overcoming significant technical barriers in both speed and power efficiency,” said Amit Thakar, vice president of signal integrity product marketing at Semtech. “Our 200G and 400G per channel innovations represent critical building blocks that enable the next generation of data center fabric. As AI models continue to grow exponentially in size and complexity, these architectural advances will help hyperscalers build the infrastructure foundation needed for tomorrow’s AI workloads while managing their data center power envelope.”

Growing Portfolio for Next-Generation AI Infrastructure

Semtech’s 200G per channel PMD solutions are now available to enable the next wave of 1.6T optical module deployments essential for scaling AI training clusters, and include:

• 112GBd PAM4 TIAs (Transimpedance Amplifiers):
  • GN1832: linear TIA, 500um pitch
  • GN1834: linear TIA, 750um pitch
  • GN1834D: linear TIA with 2.5D mounting, 750um pitch
  • GN1836: linear TIA, 250um pitch
• 112GBd PAM4 Laser Drivers:
  • GN1873: Linear EML driver
  • GN1878: Linear VCSEL driver

The company’s 400G per channel solutions are in active development with samples available to select customers.

Learn more about Semtech’s high-performance optical, analog and mixed-signal IC signal integrity solutions at www.semtech.com/optical.

Meet Semtech’s Optical Experts at OFC 2025

Visit Semtech at the 2025 Optical Fiber Communications Conference and Exhibition (OFC) in San Francisco, April 1-3, Corporate Village #1028. Our technical experts will provide personalized consultations on how our comprehensive portfolio can address your specific optical networking challenges. Experience live demonstrations of our latest technologies for data center interconnects, next-generation 800G/1.6T optical connectivity, and high-performance analog solutions designed to meet your optical communications needs.

About Semtech

Semtech Corporation (Nasdaq: SMTC) is a leading provider of high-performance semiconductor, Internet of Things (IoT) systems and cloud connectivity service solutions dedicated to delivering high-quality technology that enables a smarter, more connected, and sustainable planet. Our global teams are committed to empowering solution architects and application developers to develop breakthrough products for the infrastructure, industrial and consumer markets. To learn more about Semtech technology, visit us at Semtech.com or follow us on LinkedIn or X.

Semtech, and the Semtech logo are registered trademarks or service marks of Semtech Corporation or its subsidiaries, and FiberEdge is a trademark or service mark of Semtech Corporation or its subsidiaries. All other trademarks and trade names mentioned may be marks and names of their respective companies.

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