AC701 Evaluation Board www.xilinx.com 73
UG952 (v1.3) April 7, 2015
Feature Descriptions
Table 1-33 and Table 1-34 list the AC701 board XADC power system voltage and current
measurement details for the external MUXes U14 and U13.
Table 1-33: XADC Measurements through Mux U14
Measurement
Type
Rail
Name
Current
Range
I
sense
Op Amp
Schematic
Net Name
8-to-1 Multiplexer U14
MUX
A[2:0]
Reference
Designator
Gain V
o
Range
Pin
Number
Pin
Name
V VCCINT NA NA NA NA XADC INTERNAL NA NA NA
I VCCINT CS 0A-4A U16 50 0V-0.996V
VCCINT_XADC_CS_P 19 S1A 000
VCCINT_XADC_CS_N 11 S1B
V VCCAUX NA NA NA NA XADC INTERNAL NA NA NA
I VCCAUX CS 0A-6A U17 30 0V-0.913V
VCCAUX_XADC_CS_P 20 S2A 001
VCCAUX_XADC_CS_N 10 S2B
V VCCBRAM NA NA NA NA XADC INTERNAL NA NA NA
I VCCBRAM CS 0A-1.8A U20 100 0V-0.909V
VCCBRAM_XADC_CS_P 21 S3A 010
VCCBRAM_XADC_CS_N 9 S3B
V FPGA_1V5 NA
FPGA_1V5 remote sense divided to
deliver 0.75V on FPGA_1V5_XADC_P
FPGA_1V5_XADC_P 22 S4A 011
FPGA_1V5_SENSE_N 8 S4B
I FPGA_1V5 CS 0A-6A U18 20 0V-0.604V
FPGA_1V5_XADC_CS_P 23 S5A 100
FPGA_1V5_XADC_CS_N 7 S5B
V VCCO_VADJ NA
VCCO_VADJ 2.5V remote sense divided to
deliver 0.625V on FPGA_1V5_XADC_P
VCCO_VADJ_XADC_P 24 S6A 101
VCCO_VADJ_SENSE_N 6 S6B
I VCCO_VADJ CS 0A-3.2A U22 50 0V-0.796V
VCCO_VADJ_XADC_CS_P 25 S7A 110
VCC0VADJ_XADC_CS_N 5 S7B
V FPGA_1V8 NA
FPGA_1V8 remote sense divided to
deliver 0.45V on FPGA_1V8_XADC_P
FPGA_1V8_XADC_P 26 S8A 111
FPGA_1V8_SENSE_N 4 S8B
Table 1-34: XADC Measurements through Mux U13
Measurement
Type
Rail
Name
Current
Range
I
sense
Op Amp
Schematic
Net Name
8-to-1 Multiplexer U14
MUX
A[2:0]
Reference
Designator
Gain V
o
Range
Pin
Number
Pin
Name
I FPGA_1V8 CS 0A-3A U21 50 0V-0.747V
FPGA_1V8_XADC_CS_P 19 S1A 000
FPGA_1V8_XADC_CS_N 11 S1B
V
FPGA_3V3
SENSE
NA
FPGA_3V3 remote sense divided to
deliver 0.825V on FPGA_3V3_XADC_P
FPGA_3V3_XADC_P 20 S2A 001
FPGA_3V3_SENSE_N 10 S2B
I FPGA_3V3 CS 0A-3.2A U15 50 0V-0.796V
FPGA_3V3_XADC_CS_P 21 S3A 010
FPGA_3V3_XADC_CS_N 9 S3B
V
MGTAVCC
SENSE
NA
MGTAVCC remote sense divided to
deliver 0.5V on MGTAVCC_XADC_P
MGTAVCC_XADC_P 22 S4A 011
MGTAVCC_SENSE_N 8 S4B
I MGTAVCC CS 0A-3A U25 50 0V-0.747V
MGTAVCC_XADC_CS_P 23 S5A 100
MGTAVCC_XADC_CS_N 7 S5B
V
MGTAVTT
SENSE
NA
MGTAVTT remote sense divided to
deliver 0.6V on MGTAVTT_XADC_P
MGTAVTT_XADC_P 24 S6A 101
MGTAVTT_SENSE_N 6 S6B