+3.3 V
10 µF
+
0.01 µF
0.01 µF
+
+3.3 V to +5 V
10 µF
0.01 µF
8
37
46
VD
10
VA
VA
VLS
AOUT1+
AOUT1-
AOUT2+
AOUT2-
20
19
21
22
24
23
25
26
28
27
29
30
32
31
33
34
0.01 µF
Analog Output Filter
2
Analog Output Filter
2
Analog Output Filter
2
Analog Output Filter
2
Analog Output Filter
2
Analog Output Filter
2
16
CS5341
A/D
Converter
15
17
AUX_SCLK
AUX_LRCK
AUX_SDIN
AOUT3+
AOUT3-
AOUT4+
AOUT4-
AOUT5+
AOUT5-
AOUT6+
AOUT6-
AOUT7+
AOUT7-
AOUT8+
AOUT8-
Analog Output Filter
2
Analog Output Filter
2
AIN1+
AIN1-
AIN2+
12
11
39
38
41
40
Input
Filter
1
Input
Filter
1
Input
Filter
1
Input
Filter
1
Analog Input 1
AIN2-
MCLK
SCLK
FS
DAC_SDIN
AIN3+
AIN3-
AIN4+
AIN4-
ADC_SDOUT/
ADC3_SINGLE
AIN5+/AIN5A
AIN5-/AIN5B
AIN6+/AIN6A
Analog Input 2
43
42
45
44
Analog Input 3
+1.8 V
to +5.0 V
VLS
7
14
Analog Input 4
*
13
Digital Audio
Processor
*
50
49
52
51
Input
Filter
1
Input
Filter
1
Input
Filter
1
Input
Filter
1
Input
Filter
1
Input
Filter
1
Analog Input 5
Analog Input 6
5
1
2
4
3
RST
AIN5_MUX
AIN6_MUX
ADC3_HPF
MFREQ
AIN6-/AIN6B
Analog Input 5A
Analog Input 5B
Analog Input 6A
Analog Input 6B
6
VLC
0.1 µF
VQ
FILT+
37
47
+
* MUX configuration settings for AIN5-AIN6. See
the ADC Input MUX section.
+
100 µF
0.1 µF
4.7 µF
DGND DGND
9
18
AGND
35
AGND
48
0.1 µF
Connect DGND and AGND at Codec
1. See the ADC Input Filter section in the Appendix.
2. See the DAC Output Filter section in the Appendix.
Figure 2. Typical Connection Diagram (Hardware Mode)
DS646PP2
11
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