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Ethernet 200G PCS
Design IP
Overview

SmartDV’s Ethernet 200G PCS (Physical Coding Sublayer) IP Core delivers the critical encoding, alignment, and error correction functions required for ultra-high-speed Ethernet communication. It complies with IEEE 802.3bs standards and supports PAM4-based signaling for reliable 200G data transmission across high-speed serial links.

The IP performs 256b/257b encoding and decoding, lane mapping and alignment, FEC encoding/decoding, and deskew functionality. It supports a variety of PHY interfaces, including CGMII and 200G PMA, enabling seamless integration into multi-lane Ethernet architectures.

Designed for flexibility, the IP core is highly configurable to meet specific design requirements, supporting both ASIC and FPGA implementations while optimizing for area, power, and performance. Its modular structure and high configurability make it ideal for 5G backhaul, hyperscale data centers, and other bandwidth-intensive environments.

Benefits
  • PMA Interface with data widths: 32 Bits, 40 Bits
  • 64b/66b encoding and decoding for transmit and receive paths
  • Data scrambling on the transmit path and descrambling on the receive path
  • Block synchronization
  • Bit Error Rate (BER) monitoring
  • Loopback functionality
  • SmartDV’s Ethernet 200G MAC can be used for a complete design solution with this core
Compliance and Compatibility
  • IEEE 802.3.2022 Ethernet Specification Clause 119 200GBASE-R and 200GBBASE-KR2/KR4/KR8 PCS
  • IEEE 802.3.2022 Clause 108 RS FEC
  • IEEE 802.3az Energy Efficient Ethernet (EEE)
  • IEEE 802.3.2022 Clause 45 MDIO
  • Optional IEEE 802.3.2022 Clause 74 RS BASE-R FEC
  • Optional IEEE 802.3.2022 Clause 73 Auto Negotiation for Backplane Ethernet
  • Optional IEEE Standard 802.3.2022 Clause 72 Link Training
  • Compatible with all major EDA synthesis, simulation, and linting flows