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Page 44 of 110
iWave Systems Technologies Pvt. Ltd.
Zynq Ult MPSoC (ZU11/17/19EG) SOM DevKit Hardware User Guide
Table 9 QSFP28/QSFP+/QSFP Connector Pin Out
Pin
No
Pin Name
Signal Name
Signal Type /
Termination
Description
1
GND1
GND
Power
Ground.
2
Tx2n
GTYTXN1_131
O, DIFF
QSFP+ Transmit2 Data Negative
3
Tx2p
GTYTXP1_131
O, DIFF
QSFP+ Transmit2 Data Positive.
4
GND2
GND
Power
Ground.
5
Tx4n
GTYTXN3_131
O, DIFF
QSFP+ Transmit4 Data Negative
6
Tx4p
GTYTXP3_131
O, DIFF
QSFP+ Transmit4 Data Positive.
7
GND3
GND
Power
Ground.
8
ModSelL
IOEXP_P00_Q_MODES
EL
I, 3.3V CMOS/
4.7K PD
Module select.
This Pin is connected to IO Expander2 Port 0
for software access if required
9
ResetL
IOEXP_P01_Q_RESETL
I, 3.3V CMOS/
4.7K PU
Module reset.
This Pin is connected to IO Expander2 Port 1
for software access if required
10
Vcc Rx
VCCRX_3V3
O, 3.3V Power
3.3V Receiver Supply Voltage
11
SCL
I2C0_SD0_SDA
O, 3.3V CMOS
I2C Clock.
This Pin is connected from 4th pin of I2C
Bus switch (U29).
12
SDA
I2C0_SD0_SCL
IO, 3.3V CMOS I2C Data.
This Pin is connected from 5th pin of I2C
Bus switch (U29).
13
GND4
GND
Power
Ground.
14
Rx3p
GTYRXP2_131
I, DIFF
QSFP+ Receiver3 Data Positive
15
Rx3n
GTYRXN2_131
I, DIFF
QSFP+ Receiver3 Data Negative
16
GND5
GND
Power
Ground.
17
Rx1p
GTYRXP0_131
I, DIFF
QSFP+ Receiver1 Data Positive
18
Rx1n
GTYRXN0_131
I, DIFF
QSFP+ Receiver1 Data Negative
19
GND6
GND
Power
Ground.
20
GND7
GND
Power
Ground.
21
Rx2n
GTYRXN1_131
I, DIFF
QSFP+ Receiver2 Data Negative
22
Rx2p
GTYRXP1_131
I, DIFF
QSFP+ Receiver2 Data Positive
23
GND8
GND
Power
Ground.
24
Rx4n
GTYRXN3_131
I, DIFF
QSFP+ Receiver4 Data Negative
25
Rx4p
GTYRXP3_131
I, DIFF
QSFP+ Receiver4 Data Positive
26
GND9
GND
Power
Ground.
27
ModPrsL
IOEXP_P04_Q_MODPR
SL
I, 3.3V CMOS/
4.7K PU
Module present.
This Pin is connected to IO Expander2 Port 4
for software access if required
28
IntL
IOEXP_P03_Q_INTL
I, 3.3V CMOS/
4.7K PU
Module Interrupt.
This Pin is connected to IO Expander2 Port 3
for software access if required
29
Vcc Tx
VCCTX_3V3
O, 3.3V Power
3.3V Transmit Supply Voltage