CS4365
3. TYPICAL CONNECTION DIAGRAM
+2.5 V
+5 V
1 μF
+
0.1 μF
0.1 μF
+
1 μF
220 Ω
4
VD
32
VA
PCM
Digital
Audio
Source
6
7
9
8
11
13
MCLK
LRCK
SCLK
SDIN1
SDIN2
SDIN3
AOUTA1+
AOUTA1-
AOUTB1+
AOUTB1-
39
40
38
37
Analog Conditioning
and Muting
Analog Conditioning
and Muting
+1.8 V to +5 V
DSD
Audio
Source
470 Ω
470 Ω
43
0.1 μF
3
2
1
48
47
VLS
DSDA1
DSDB1
DSDA2
DSDB2
DSDA3
CS4365
AOUTA2+
AOUTA2-
AOUTB2+
AOUTB2-
AOUTA3+
AOUTA3-
AOUTB3+
AOUTB3-
35
36
34
33
29
30
28
27
Analog Conditioning
and Muting
Analog Conditioning
and Muting
Analog Conditioning
and Muting
Analog Conditioning
and Muting
46
DSDB3
42
DSD_SCLK
MUTEC1
41
MUTEC2 26
MUTEC3
25
Mute
MUTEC4
Micro-
Controller
19
15
16
RST
SCL/CCLK
SDA/CDIN
24
23
MUTEC5
MUTEC6 22
Drive
17
ADO/CS
+1.8 V to +5 V
Note*
18
0.1 μF
VLC
FILT+ 20
21
CMOUT
0.1 μ F + 1 μF
0.1 μ F
+
47 μF
GND
GND
TST
Note*: Necessary for I C
2
5
31
10, 12,
14, 44, 45
control port operation
Figure 6. Typical Connection Diagram, Software Mode
DS670F2
19
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