Table 23: QSFP+, QSFP28, and QSFP56 Port Connector Pinout Mappng
(Connued)
Pin Symbol Descripon
2 TX2n Transmier inverted data input
3 TX2p Transmier non-inverted data input
4 GND Ground
5 TX4n Transmier inverted data input
6 TX4p Transmier non-inverted data input
7 GND Ground
8 ModSelL Module select
9 LPMode_Reset Low power mode reset
10 VccRx +3.3V power supply receiver
11 SCL 2-wire serial interface clock
12 SDA 2-wire serial interface data
13 GND Ground
14 RX3p Receiver non-inverted data output
15 RX3n Receiver inverted data output
16 GND Ground
63