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J2
R3
1
DNP
1.00k
VA
C1
GND
R1
0
4
V+
R8
GND
REFIO_A
3
V-
DNP
100
V-
JP1
R19
C8
DNP
100k
16V
0.1uF
GND
J3
R6
1
DNP
1.00k
VA
C12
R11
DNP
0
0.01uF
GND
4
V+
R13
GND
REFIO_A
3
V-
OPA320AQDBVRQ1
10.0k
JP2
V-
C14
C16
DNP
16V
0.1uF
0.01uF
R15
JP6
R16
10.0k
REFIO_A/2
0
GND
C18
J4
R21
1
DNP
VA
1.00k
C21
0.01uF
R23
GND
0
4
V+
GND
REFIO_B
R25
3
V-
DNP
100
V-
JP3
C23
R26
DNP
C24
100k
16V
0.1uF
R27
GND
J5
R28
1
DNP
1.00k
VA
C27
GND
R32
DNP
0
4
U5
V+
GND
REFIO_B
R34
3
V-
10.0k
V-
JP4
C29
C30
16V
0.1uF
R35
R36
JP7
10.0k
REFIO_B/2
GND
SBAU327A – JANUARY 2019 – REVISED APRIL 2023
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C3
DNP
50V
100pF
R4
1.00k
0.01uF
GND
GND
C6
U2
50V
OPA320AQDBVRQ1
3300pF
1
R2
49.9
C2
0.01uF
DNP
J6
R5
0
DNP
C7
50V
GND
3300pF
C9
100pF
DNP
50V
GND
R7
R9
49.9
1.00k
C13
50V
U3
GND
1
3300pF
GND
R12
100k
C15
10V
10uF
C17
GND
10V
GND
GND
10uF
GND
DNP
50V
100pF
R22
1.00k
GND
C22
50V
R24
3300pF
49.9
U4
GND
OPA320AQDBVRQ1
1
0.01uF
DNP
J7
C25
DNP
50V
0
3300pF
GND
100pF
C26
DNP
50V
GND
R29
R31
1.00k
49.9
0.01uF
C28
50V
3300pF
GND
OPA320AQDBVRQ1
1
GND
0.01uF
DNP
0
GND
Figure 7-6. Schematic Diagram (Page 2) of the ADS8353-Q1EVM PCB
Copyright © 2023 Texas Instruments Incorporated
VA
C4
25V
1µF
U1
DVDD
GND
16
12
AVDD
SCLK
C5
10
SDI
25V
9
13
1µF
DVDD
SDO_A
14
SDO_B
GND
1
11
AINP_A
CS
2
AINM_A
4
REFGND_A
8
AINP_B
7
5
AINM_B
REFGND_B
R14
REFIO_A
3
15
REFIO_A
GND
0
6
REFIO_B
R17
REFIO_B
ADS8353QPW RQ1
0
GND
Bill of Materials, Printed-Circuit Board Layout, and Schematics
J1
2
2
1
4
4
3
6
6
5
8
8
7
10
10
9
12
12
11
14
14
13
16
16
15
SDI
18
18
17
TP13
20
20
19
CSz
22
22
21
R41
SCLK
SCLK
24
24
23
0
26
26
25
R39
RET_CLK
RET_CLK
28
0
28
27
TP2
30
R44
SDI
30
29
32
32
31
0
34
34
33
36
TP3
36
35
SDO_B
38
38
37
R18
0
SDO_A
SDO_A
40
40
39
TP4
42
42
41
R20
0
SDO_B
44
DVDD
44
43
46
TP1
46
45
48
R10
0
CSz
48
47
R30
50
50
49
52
5.11
52
51
EVM_ID_SDA
54
54
53
EVM_ID_SCL
56
56
55
C20
58
58
57
10V
60
60
59
10uF
MP1
GND
GND
GND
MP2
GND
GND
GND
GND
ADS8353Q1EVM-PDK Evaluation Module
EVM_REG_5V5
1
3
5
7
C10
C11
10V
9
1000pF
10uF
11
GND
13
15
17
19
GND
21
23
25
27
29
31
33
35
37
39
41
43
45
47
49
51
53
EVM_ID_PWR
55
57
R37
59
0
MP3
C19
10V
MP4
10uF
GND
GND
21
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