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Signal
Type
Direction
MGT Tx± <0..3>
Xilinx Ult GTY
Output
MGT Rx± <0..3>
Xilinx Ult GTY
Input
DIO <0..7>
Single-ended
Bidirectional
5.0 V
DC
Output
GND
Ground
—
Figure 4. QSFP+ Connector Pinout
19
18
17
16
15
14
13
12
11
29
10
20
21
22
23
24
25
26
27
28
9
8
7
6
5
4
3
2
1
30
31
32
33
34
35
36
37
38
GND
Rx2n
Rx2p
GND
Rx4n
Rx4p
ModPrsL
GND
IntL
Vcc Tx
Vcc1
LPMode
GND
Tx3p
Tx3n
GND
Tx1p
Tx1n
GND
GND
Rx1n
Rx1p
GND
Rx3n
Rx3p
SDA
GND
SCL
Vcc Rx
ResetL
ModSelL
GND
Tx4p
Rx4n
GND
Tx2p
Tx2n
GND
The following table lists the available pins on the QSFP+ connectors.
Symbol
Signal Name
Txn
Transmitter Inverted Data Input
Txp
Transmitter Non-Inverted Data Input
Rxn
Receiver Inverted Data Output
Rxp
Receiver Non-Inverted Data Output
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PXIe-6594 Getting Started Guide