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SerDes Verification Challenges

The exponential rise in global data traffic has positioned SerDes (Serializer/Deserializer) technology at the core of next-generation interconnects. Powering standards like PCIe Gen6, 800G Ethernet, and AI/ML accelerators, SerDes delivers the bandwidth, latency, and reliability that parallel interfaces can no longer sustain.

This whitepaper explores the key design and verification challenges of SerDes, from multi-lane synchronization and PAM4 signaling to equalization and clock data recovery (CDR). It also highlights verification complexities across digital, mixed-signal, and physical domains, emphasizing modern approaches such as UVM testbenches and SystemVerilog-AMS modeling.

By presenting Imparé’s comprehensive verification environment, the paper demonstrates how hybrid approaches deliver first-time-right SerDes solutions. The proposed framework ensures compliance with industry standards, enhances signal integrity, and accelerates time-to-market for high-speed systems, empowering industries to keep pace with the escalating demands of data-centric innovation.

Key Highlights

  • In-depth analysis of SerDes architecture and design challenges including multi-lane synchronization, PAM4 signaling, and power efficiency.

  • Best practices in SerDes verification using UVM-based testbenches, SystemVerilog-AMS models, and advanced error injection techniques.

  • Introduction to Imparé's verification environment designed to ensure compliance, robustness, and first-time-right SerDes solutions.

Access the Whitepaper