Table 22: QSFP-DD Network Port Pinout Mapping
(Connued)
Pin Symbol Descripon
8 ModSelL Module select
9 ResetL Module reset
10 VCC RX +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
17 RX1p Receiver non-inverted data output
18 RX1n Receiver inverted data output
19 GND Ground
20 GND Ground
21 RX2n Receiver inverted data output
22 RX2p Receiver non-inverted data output
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