Finisars FCLF8522P2BTL 1000BASE-T Copper SmallForm Pluggable (SFP) transceivers is based on the SFP Multi Source Agreement (MSA)1. It iscompatible with the Gigabit Ethernet and 1000BASE-T standards as specified in IEEE Std802.32. It is RoHS compliant and lead-free per Directive 2002/95/EC3 and Finisar ApplicationNote AN-2038. The 1000BASE-T physical layer IC (PHY) can be accessed via I2C, allowingaccess to all PHY settings and features. The FCLF8522 shall support both RX_LOS pin for linkindication and 1000BASE-X auto-negotiation.