CS42435
3. TYPICAL CONNECTION DIAGRAMS
+3.3 V
+3.3 V to +5 V
0.01 µF
0.01 µF
0.01 µF
+
+
10 µF
10 µF
8
37
46
VD
VA
VA
20
AOUT1+
AOUT1-
10
Analog Output Filter 2
Analog Output Filter 2
19
VLS
0.01 µF
21
22
AOUT2+
AOUT2-
24
23
AOUT3+
AOUT3-
Analog Output Filter 2
Analog Output Filter 2
16
15
17
AUX_SCLK
AUX_LRCK
AUX_SDIN
CS5341
A/D
Converter
25
26
AOUT4+
AOUT4-
28
27
AOUT5+
AOUT5-
Analog Output Filter 2
Analog Output Filter 2
29
30
AOUT6+
AOUT6-
32
31
AOUT7+
AOUT7-
Analog Output Filter 2
Analog Output Filter 2
33
34
AOUT8+
AOUT8-
12
MCLK
SCLK
11
7
+1.8 V
to +5.0 V
FS
DAC_SDIN
Digital Audio
Processor
14
39
AIN1+
AIN1-
Input
Analog Input 1
Analog Input 2
Filter 1
38
41
40
13
AIN2+
AIN2-
Input
ADC_SDOUT
Filter 1
43
42
AIN3+
AIN3-
Input
Analog Input 3
Analog Input 4
Filter 1
5
RST
Micro-
Controller
45
44
1
2
Input
AIN4+
AIN4-
SCL/CCLK
SDA/CDOUT
AD1/CDIN
AD0/CS
Filter 1
4
3
**
2 kΩ
**
2 kΩ
6
+1.8 V
to +5 V
VLC
37
47
0.1 µF
VQ
** Resistors are required
for I2C control port
operation
FILT+
+
+
0.1 µF
0.1 µF
100 µF
4.7 µF
DGND
18
AGND
35
AGND
48
DGND
9
1. See the ADC Input Filter section in the Appendix.
2. See the DAC Output Filter section in the Appendix.
Connect DGND and AGND at Codec
Figure 1. Typical Connection Diagram (Software Mode)
DS685F1
11
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