Interface Specifications
QSFP28 Pin Description
QSFP Pin Description
Connector Pin Number Symbol Signal Description
1 GND Ground
2 Tx2n Connected to Port 2 lane Rx
Inverted Data
3 Tx2p Connected to Port 2 lane Rx
Non-Inverted Data
4 GND Ground
5 Tx4n Connected to Port 4 lane Rx
Inverted Data
6 Tx4p Connected to Port 4 lane Rx
Non-Inverted Data
7 GND Ground
8 Mod-SelL Cable/Module Select
9 ResetL Cable/Module Reset
10 Vcc Rx +3.3 V Power supply receiver
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