Finisar’s FTLX4213x3xxxx Small Form Factor 10Gb/s (XFP) transceiver complies with the XFP Multi-Source Agreement (MSA) Specification1. It supports amplified DWDM 10Gb/s SONET/SDH +FEC,10 Gigabit Ethernet +FEC, and 10 Gigabit Fibre Channel +FEC applications over ~200km of fiber without dispersion compensation. The standard product supports narrow tunability on the C- and L-Band channels with 50GHz spacing. Digital diagnostics functions are available via a 2-wire serial interface, as specified in the XFP MSA. The transceiver is RoHS compliant and lead free per Directive 2002/95/EC3, and Finisar Application Note AN-20384.