The Cadence® 16G Multi-Link and Multi-Protocol PHY is a silicon-proven, high-end SerDes operating at speeds from 1.25Gbps to 16Gbps featuring long-reach equalization capability at very low active and standby power. This SerDes offers ultra-low exit latency for time-critical applications. It simultaneously supports PCI Express® (PCIe®) 4.0, 10G-KR, and QSGMII/SGMII, and other protocols allowing great flexibility to mix and match protocols within the same macro.


Key Benefits

High Performance

Single macro supports max 16Gbps with up to 16 lanes for long-reach applications

Mature and Silicon Proven

Compliance proven, customer SoCs in volume production

Low Risk

Fully validated by Cadence’s rigorous IP qualification process and system stress tests

Ease of Use

Fully verified pre-integrated IP delivery, with package and signal integrity support and firmware for rapid bring-up


  • Wide range of protocols that support networking, high-performance computing (HPC), and applications
  • Low-latency, long-reach, and low-power modes
  • Multi-Link PHY—mix protocols within the same macro
  • EyeSurf —non-destructive on-chip oscilloscope
  • User-friendly graphical interface provides easy access to embedded bit-error-rate (BER) and pattern testers and monitors to measure the link performance in real time
  • Extensive set of isolation, test modes, and loop-backs including APB and JTAG
  • Supports 16-bit, 20-bit, and 32-bit PIPE and non-PIPE interfaces
  • Selectable serial pin polarity reversal for both transmit and receive paths