Figure 7-6. Schematic Diagram (Page 2): Analog Inputs, Adc Main, External Reference, Phi Connector - Texas Instruments ADS8354EVM-PDK User Manual

Bill of Materials, Printed-Circuit Board Layout, and Schematics
JP3
R12
AINP_A
1.50k
C12
J2
AINP_A
R8
1 GND
100pF
1.50k
AVDD
C18
2.2µF
C17
VOCM_A
GND
C8 0.1uF
0.1uF
2
THS4561IDGKR
GND
1 4
V+
8 5
V-
JP2 7
AVDD
C16
AINM_A
0.1uF
AVSS
C10
GND
J1 AINM_A
R6
1
100pF
1.50k
R10
1.50k
JP7
GND
REFIO_A
AVDD
R4
20.0k
C1
U1
0.1uF
1 5
VIN OUT_S
GND 2 6 REF
EN OUT_F
3 7
SS GND_F
JP8
4 8
FILT GND_S
REFIO_B
Text
C2
REF6025IDGKR
1µF
R3
GND GND
20.0k
JP4 AINP_B
R11
1.50k
C11
J4 AINP_B
R7
GND
1
100pF
1.50k
AVDD
C14
2.2µF
C13
VOCM_B
GND
C7 0.1uF
0.1uF
U4
2
THS4561IDGKR
GND 1 4
V+
8 V- 5
7
JP1 AINM_B AVDD C15
0.1uF
AVSS
C9
GND
J3
AINM_B
R5
1
100pF
1.50k
R9
1.50k
GND

Figure 7-6. Schematic Diagram (Page 2): Analog Inputs, ADC Main, External Reference, PHI Connector

22 ADS8354EVM-PDK Evaluation Module
R22
GND
13.0
U5 C24
R16
10pF
15.0
C21
GND
820pF
R15
15.0
R21
C25
13.0
GND 10pF
GND
AVDD
C6
0.1uF
GND
4
VOCM_A
1
REFA
3
U3
R2 C5
OPA320AIDBVT
20.0k 0.1uF
JP5
1
2
GND GND
REFIO_A/2
GND R17 C19
0.22
10uF
C20
R18
0.22 10uF GND
JP6
R1
1
2
20.0k
REFIO_B/2
GND AVDD
C4
0.1uF
GND
4
1 VOCM_B
REFB
3
U2
C3 OPA320AIDBVT
0.1uF
GND GND
R20
13.0
C26
GND
10pF
R14
15.0
GND
C23
820pF
R13
15.0
R19
13.0
C22
GND 10pF
GND
Copyright © 2023 Texas Instruments Incorporated
AVDD
C29
1µF
C28
0.1uF
GND
DVDD
U6
C30 1µF
R28
16 11
AVDD CS
33
GND 9
DVDD
C31 0.1uF
R27
1 13
AINP_A SDO_A
2
33
AINM_A
REFIO_A 3
REFIO_A
R26
8 14
AINP_B SDO_B
7
33
AINM_B
REFIO_B
6 15
REFIO_B GND
R24
SCLK 12 4
SCLK REFGND_A
R25 33
SDI
10 5
SDI REFGND_B
33
R29
DNP
20.0k
ADS8354IPWR
GND
GND
GND
www.ti.com
EVM_REG_5V5
J6
2 1
2 1
4 3
4 3
6 5
6 5
8 7
8 7
10 9
10 9
12 11
12 11
14 13
14 13
16 15
16 15
SDI 18 17
18 17
20 19
20 19
CS
22 21
22 21
SCLK
24 23
24 23
26 25
26 25
R42
CAPCLK_IN 28 27
28 27
30 29
33 30 29
32 31
32 31
34 33
34 33
36 35
36 35
SDO_B 38 37
38 37
SDO_A 40 39
40 39
CS
42 41
42 41
44 43
DVDD 44 43
46 45
46 45
48 47
R44 48 47
SDO_A 0 50 49
50 49
52 51
52 51
EVM_ID_SDA
54 53
54 53
EVM_ID_SCL 56 55
C41
56 55
58 57
10uF 58 57
SDO_B 60 59
60 59
MP1 MP3
GND GND
GND
MP2 MP4
GND GND
GND
GND GND
J5
1 2
SDO_B 3 4 SDO_B
SDO_A 5 6 SDO_A
SCLK 7 8 SCLK GND
CS CS
9 10
SDI SDI
11 12
DEBUG
SBAU407 – APRIL 2023
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C44 C43
10uF 1000pF
GND
GND
WP
EVM_ID_PWR
R45
0
C42
10uF
GND