ZCU102 Evaluation Board User Guide www.xilinx.com 56
UG1182 (v1.2) March 20, 2017
Chapter 3: Board Component Descriptions
Table 3-19: I2C0 Port Expander TCA6416A U61 Connections
TCA6416A
U61
Schematic Net Name
Connected To
Pin
Name
Pin
No.
Pin
Name
Pin No. Reference Designation Device
SDA 23
I2C0_SDA
Refer to connections shown in Figure 3-17.
(TCA6416A U61 Addr. 0x21)
SCL 22
I2C0_SCL
P00 4
VCCPSPLL_EN
B 2 U140 SN74LVC1G08
P01 5 MGTRAVCC_EN
B2 U112
SN74LVC1G08
P02 6 MGTRAVTT_EN
B2 U130
SN74LVC1G08
P03 7 VCCPSDDRPLL_EN
B2 U142
SN74LVC1G08
P04 8 MIO26_PMU_INPUT_LS
B4 U147
SN74AVC1T45
P05 9 PL_PMBUS_ALERT ALERT 3
U16, U65, U74, U75, U79, U80,
U81, U84
INA226 Op amps
P06 10 PS_PMBUS_ALERT ALERT 3
U15, U76, U77, U78, U87, U85,
U86, U88, U92, U93
INA226 Op amps
P07 11 MAXIM_PMBUS_ALERT ALERT 9, 11, 13
J84.7, U4, U8, U7, U9, U10,
U13, U18, U46, U47, U49, U63,
U95, U96
MAX15301:9,
MAX15303:11,
MAX20751:13
P10 13 PL_DDR4_VTERM_EN
EN 7 U35
TPS51200
P11 14 PL_DDR4_VPP2V5_EN
EN 5 U38
MAX15027
P12 15
PS_DIMM_VDDQ_TO_
PSVCCO_ON
ON C2 U57
TPS22924
P13 16
PS_DIMM_SUSPEND_EN
A1 U26
SN74AUC1G32
OR-gate
P14 17 PS_DDR4_VTERM_EN
EN 7 U36
TPS51200
P15 18 PS_DDR4_VPP_2V5_EN
EN 5 U39
MAX15027
Table 3-20: I2C0 Port Expander TCA6416A U97 Connections
TCA6416A
U97
Schematic Net Name
Connected To
Pin
Name
Pin
No.
Pin
Name
Pin No. Reference Designation Device
SDA 23
I2C0_SDA
Refer to connections shown in Figure 3-17.
(TCA6416A U97 Addr. 0x20)
SCL 22
I2C0_SCL
P00 4
PS_GTR_LANE_SEL0
SEL 3 U125 PI2DBS6212
P01 5 PS_GTR_LANE_SEL1
SEL 3 U126
PI2DBS6212
P02 6 PS_GTR_LANE_SEL2
SEL 3 U127
PI2DBS6212
P03 7 PS_GTR_LANE_SEL3
SEL 3 U128
PI2DBS6212
P04 8 PCIE_CLK_DIR_SEL
DIR 5 U139
SN74AVC1T45
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