Mellanox Technologies Switch-IB User Manual page 102

Table 21 - InfiniBand QSFP Connector Pin-out
Connector
Connector
Pin
Pin Name
Number
GND
26
27 ModPrsL
IntL
28
Vcc Tx
29
Vcc 1
30
LPMode
31
32 GND
Tx3p
33
Tx3n
34
GND
35
Tx1p
36
37 Tx1n
GND
38
Mellanox Technologies
Signal Description
Ground
Module Present
Interrupt
+3.3 V Power supply transmitter
+3.3 V Power Supply
Low Power Mode
Ground
Transmitter Non-Inverted Data Input
Transmitter Inverted Data Input
Ground
Transmitter Non-Inverted Data Input
Transmitter Inverted Data Input
Ground
103