GND
GND
VDD33
VDD5V
GND
GND
GND
GND
VDD33
FMT
MD1
MD0
FMT
MD0
MD1
GND
DAOUT
BCK
LRCK
SCKIN
GND
SH-J1
3
2
1
J1
J2
VREF
1
AGND
2
VCC
3
VDD
4
DGND
5
SCKI
6
LRCK
7
BCK
8
DOUT
9
MD0
10
MD1
11
FMT
12
VINL
13
VINR
14
PCM1808PWR
U1
1
0
.0
k
R
5
1
0
.0
k
R
6
1
0
.0
k
R
4
0
R3
0
R7
0
R8
0
R10
100
R1
100
R2
1uF
C4
1uF
C8
0.01uF
C3
0.01uF
C9
VCC
4
TRI-STATE
1
GND
2
OUTPUT
3
Y1
1
2
3
J3
L1
L2
10.0k
R9
1
6
S1A
3
4
S1C
2
5
S1B
FMT
MD1
MD0
FMT
MD0
MD1
10V
10µF
C1
10V
10µF
C5
10V
10µF
C6
10V
10µF
C13
16V
0.1uF
C2
16V
0.1uF
C7
16V
0.1uF
C12
10V
10µF
C11
16V
0.1uF
C14
10V
10µF
C10
Appendix A
34
SNLU241A – December 2018 – Revised April 2019
Copyright © 2018–2019, Texas Instruments Incorporated
EVM PCB Schematics
Figure 28. Audio Schematic