CS4385-DQZ View Datasheet(PDF) - Cirrus Logic
Part Name
Description
MFG CO.
'CS4385-DQZ' PDF : 56 Pages View PDF
3. TYPICAL CONNECTION DIAGRAM
+1.8 V to +5 V
+2.5 V
+
1 µF
0.1 µF
4
VD
0.1 µF
32
VA
AOUTA1+ 39
AOUTA1- 40
+
1 µF
+5 V
Analog Conditioning
and Muting
PCM
Digital
Audio
Source
DSD
Audio
Source
220 Ω
470 Ω
470 Ω
6
7
9
8
11
13
14
43
0.1 µF
3
2
1
48
47
46
45
44
42
MCLK
LRCK
SCLK
SDIN1
SDIN2
SDIN3
SDIN4
VLS
AOUTB1+ 38
AOUTB1- 37
AOUTA2+ 35
AOUTA2- 36
AOUTB2+ 34
AOUTB2- 33
AOUTA3+ 29
AOUTA3- 30
CS4385
AOUTB3+ 28
AOUTB3- 27
DSDA1
DSDB1
DSDA2
AOUTA4+ 25
AOUTA4- 26
DSDB2
DSDA3
DSDB3
DSDA4
DSDB4
DSD_SCLK
AOUTB4+ 24
AOUTB4- 23
MUTEC1 41
MUTEC234 22
Analog Conditioning
and Muting
Analog Conditioning
and Muting
Analog Conditioning
and Muting
Analog Conditioning
and Muting
Analog Conditioning
and Muting
Analog Conditioning
and Muting
Analog Conditioning
and Muting
Mute
Drive
CS4385
Micro-
Controller
19
RST
15 SCL/CCLK
16 SDA/CDIN
17 ADO/CS
+1.8 V to +5 V
Note*
18
VLC
0.1 µF
Note: Necessary for I2C
control port operation
GND
5
FILT+ 20
VQ 21
0.1 µF + 1 µF
+
0.1 µF 47 µF
GND TST*
31
NoteTST: Pins 10, 12
Figure 7. Typical Connection Diagram, Software Mode
DS671F2
19
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