Core Overview - 2.0 English

200G IEEE 802.3bs Reed-Solomon Forward Error Correction (PB066)

Document ID
PB066
Release Date
2021-01-07
Version
2.0 English

The 200G IEEE 802.3bs RS-FEC core implements the Reed-Solomon Forward Error Correction (RS-FEC) functions which are part of the 200GBASE-R PCS layer, as described in IEEE 802.3bs and shown shaded in the following figure.

Figure 1. Architectural Position of 200G Ethernet PCS Layer

The 200G IEEE 802.3bs RS-FEC core provides FEC encoding and decoding functions using the FPGA logic fabric. This 'soft logic' implementation is available in all supported device families.