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Figure 32. STM32G081B-EVAL audio
VDD_ANA
Default setting: close
JP19
PA4
C66
Audio_OUT_L
C65
[N/A]
JP6
1
R93
2
C80
PA5
3
0
Audio_OUT_R
C78
[N/A]
VDD_ANA
R74
1K
C61
10uF
R73
TP8
2.2K
C51
R72
MIC+
100
C54
100nF
47pF
VDD_ANA
R66
R68
100K
18K
R67
15K
C59
C60
R69
4.7uF
2.2uF
100K
VDD_ANA>2.2V
C73
1.5nF
R90
JP18
R108
10K
4.7K
U17
6
2
Shutdown
VOUT1
R89
3
8
VDD_ANA
VIN1
VOUT2
7
1
20K
VIN2
VCC
330nF
4
5
Bypass
GND
9
TS488IQT
C69
R95
1uF
C76
20K
330nF
1.5nF
R94
4.7K
VDD_ANA>2.7V
VDD_ANA
C50
100nF
U12
TS461CLT
3
1
R62
4
RV1
[N/A]
C47
R70
2
680
180pF
R59
82K
C58
4.7uF
3
C68
6
Left
220uF
R86
Right
4
1K
Microphone
2
D6
C75
C74
ESDA6V1BC6
1uF
100nF
C77
R92
220uF
1K
TP9
MIC_OUT
JP4
R61
PA6
0
Audio_IN
510
C46
[N/A]
Title:
Audio
Project:
STM32G081B-EVAL Mother board
Variant:
[No Variations]
Revision:
B 01
-
Size:
A4
Date:
31-AUG-17
CN15
PJ3028B-3
Reference:
MB1350
Sheet:
5
of
12
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