CS4365
+2.5 V
+5 V
+
+
1 µF
0.1 µF
0.1 µF
1 µF
4
32
VA
VD
220 Ω
6
7
9
MCLK
39
40
AOUTA1+
AOUTA1-
Analog Conditioning
and Muting
LRCK
SCLK
PCM
Digital
Audio
8
11
13
Source
SDIN1
SDIN2
SDIN3
38
37
AOUTB1+
AOUTB1-
Analog Conditioning
and Muting
470 Ω
470 Ω
35
36
AOUTA2+
AOUTA2-
Analog Conditioning
and Muting
43
+1.8 V to +5 V
VLS
CS4365
0.1 µF
34
33
AOUTB2+
AOUTB2-
Analog Conditioning
and Muting
3
29
30
DSDA1
DSDB1
DSDA2
AOUTA3+
AOUTA3-
Analog Conditioning
and Muting
2
1
DSD
Audio
Source
48
28
27
DSDB2
DSDA3
DSDB3
AOUTB3+
AOUTB3-
Analog Conditioning
and Muting
47
46
42
41
DSD_SCLK
MUTEC1
MUTEC2
26
25
MUTEC3
MUTEC4
Mute
Drive
24
23
22
19
RST
MUTEC5
MUTEC6
15
16
Micro-
Controller
SCL/CCLK
SDA/CDIN
17
ADO/CS
Note*
20
21
FILT+
18
+1.8 V to +5 V
VLC
+
CMOUT
0.1 µF
F
47 µF
0.1 µ
F
1 µF
0.1 µ
+
GND
5
TST
GND
31
10, 12,
14, 44, 45
Note*: Necessary for I2C
control port operation
Figure 7. Typical Connection Diagram, Software Mode
18
DS670PP1
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