InfiniBand QSFP Connector Pin-out
Connector Pin Number |
Connector Pin Name |
Signal Description |
1 |
GND |
Ground |
2 |
Tx2n |
Transmitter Inverted Data Input |
3 |
Tx2p |
Transmitter Non-Inverted Data Input |
4 |
GND |
Ground |
5 |
Tx4n |
Transmitter Inverted Data Input |
6 |
Tx4p |
Transmitter Non-Inverted Data Input |
7 |
GND |
Ground |
8 |
ModSelL |
Module Select |
9 |
ResetL |
Module Reset |
10 |
Vcc Rx |
+3.3 V 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 3 |
22 |
Rx2p |
Receiver Non-Inverted Data Output 3 |
23 |
GND |
Ground |
24 |
Rx4n |
Receiver Inverted Data Output 3 |
25 |
Rx4p |
Receiver Non-Inverted Data Output 3 |
26 |
GND |
Ground |
27 |
ModPrsL |
Module Present |
28 |
IntL |
Interrupt |
29 |
Vcc Tx |
+3.3 V Power supply transmitter |
30 |
Vcc 1 |
+3.3 V Power Supply |
31 |
LPMode |
Low Power Mode |
32 |
GND |
Ground |
33 |
Tx3p |
Transmitter Non-Inverted Data Input |
34 |
Tx3n |
Transmitter Inverted Data Input |
35 |
GND |
Ground |
36 |
Tx1p |
Transmitter Non-Inverted Data Input |
37 |
Tx1n |
Transmitter Inverted Data Input |
38 |
GND |
Ground |
InfiniBand QSFP Connector Symbol
![image2018-12-2_11-59-24.png](https://docscontent.nvidia.com/dims4/default/fea91df/2147483647/strip/true/crop/413x562+0+0/resize/413x562!/quality/90/?url=https%3A%2F%2Fk3-prod-nvidia-docs.s3.us-west-2.amazonaws.com%2Fbrightspot%2Fconfluence%2F0000018b-1598-d221-a1bf-b7f8ecc60000%2Fimages%2Fnetworking%2Fdownload%2Fattachments%2F6891159%2Fimage2018-12-2_11-59-24.png)
QSFP Connector Male and Female Views
![image2018-12-2_11-59-56.png](https://docscontent.nvidia.com/dims4/default/5c569c7/2147483647/strip/true/crop/1163x1026+0+0/resize/1163x1026!/quality/90/?url=https%3A%2F%2Fk3-prod-nvidia-docs.s3.us-west-2.amazonaws.com%2Fbrightspot%2Fconfluence%2F0000018b-1598-d221-a1bf-b7f8ecc60000%2Fimages%2Fnetworking%2Fdownload%2Fattachments%2F6891159%2Fimage2018-12-2_11-59-56.png)