SFP28 Pin Description
Rear View of Module with Pin Placement
SFP Pin Description
Pin Symbol Name Description Note
1 VeeT Module Transmitter Ground --
2 TX_Fault Module Transmitter Fault a
3 TX_Disable Transmitter Disable. Turns off transmitter laser output b
4 SDA 2-wire Serial Interface Data Line c
5 SCL 2-wire Serial Interface Clock Line d
6 MOD_ABS Module Absent. Grounded within the module d
7 RS0 No connection required --
8 Rx_LOS Loss of Signal indication. Logic 0 indicates normal operation. d
9 RS1 No connection required --
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