Features 

· Up to 1.25Gb/s data links
· 1310nm FP laser transmitter and PIN/TIA receiver for LSSF-BL34-40D
· 1490nm DFB laser transmitter and PIN/TIA receiver for LSSF-BL43-40D
· Up to 40km on 9/125µm SMF
· Hot-pluggable SFP footprint
· BIDI LC/UPC type pluggable optical interface
· Low power dissipation
· Metal enclosure, for lower EMI
· RoHS compliant and lead-free
· Support Digital Diagnostic Monitor interface
· Single +3.3V power supply
· Compliant with SFF-8472
· Case operating temperature
· Commercial: 0°C to +70°C