Apollo Carrier Board
User Manual
13
www.terasic.com
September 22, 2020
QSFP28A_TX_p[0]
Transmitter data of channel 0
HSSI
DIFFERENTIAL I/O
M26
PIN_AK4
QSFP28A_TX_p[1]
Transmitter data of channel 1
HSSI
DIFFERENTIAL I/O
M30
PIN_AL4
QSFP28A_TX_p[2]
Transmitter data of channel 2
HSSI
DIFFERENTIAL I/O
M34
PIN_AJ4
QSFP28A_TX_p[3]
Transmitter data of channel 3
HSSI
DIFFERENTIAL I/O
M38
PIN_AF4
QSFP28B_INTERRUPT_n
Interrupt
1.8 V
H37
PIN_BJ3
QSFP28B_LP_MODE
Low Power Mode
1.8 V
G34
PIN_BG3
QSFP28B_MOD_PRS_n
Module Present
1.8 V
H38
PIN_BJ3
QSFP28B_MOD_SEL_n
Module Select
1.8 V
G31
PIN_BC3
QSFP28B_RST_n
Module Reset
1.8 V
H34
PIN_BJ3
QSFP28B_SCL
2-wire serial interface clock
1.8 V
H35
PIN_BJ3
QSFP28B_SDA
2-wire serial interface data
1.8 V
G33
PIN_BH3
QSFP28B_REFCLK_p
QSFP28B transceiver
reference clock p
LVDS
L4
PIN_T41
QSFP28B_RX_p[0]
Receiver data of channel 0
HSSI
DIFFERENTIAL I/O
M14
PIN_G43
QSFP28B_RX_p[1]
Receiver data of channel 1
HSSI
DIFFERENTIAL I/O
M10
PIN_D45
QSFP28B_RX_p[2]
Receiver data of channel 2
HSSI
DIFFERENTIAL I/O
M6
PIN_C43
QSFP28B_RX_p[3]
Receiver data of channel 3
HSSI
DIFFERENTIAL I/O
M2
PIN_A43
QSFP28B_TX_p[0]
Transmitter data of channel 0
HSSI
DIFFERENTIAL I/O
Z8
PIN_F49
QSFP28B_TX_p[1]
Transmitter data of channel 1
HSSI
DIFFERENTIAL I/O
Y6
PIN_G47
QSFP28B_TX_p[2]
Transmitter data of channel 2
HSSI
DIFFERENTIAL I/O
Z4
PIN_E47
QSFP28B_TX_p[3]
Transmitter data of channel 3
HSSI
DIFFERENTIAL I/O
Y2
PIN_C47