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CDB4222(1997) View Datasheet(PDF) - Cirrus Logic
Part Name
Description
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CDB4222
(Rev.:1997)
20-Bit Stereo Audio Codec with Volume Control
Cirrus Logic
CDB4222 Datasheet PDF : 26 Pages
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CS4222
Ferrite Bead
2
Ω
+5V
Supply
+
1
µF
0.1 µF
0.1 µF + 1 µF
150
Ω
150
Ω
150
Ω
150
Ω
Microcontroller
Note: Pins 10,11, and 12
should be tied to DGND
in stand-alone mode.
21
VA
20
AINL+
2.2 nF
6
VD
AOUTL+
25
AOUTL-
26
19
AINL-
17
AINR+
AOUTR+
24
AOUTR-
23
2.2 nF
CS4222
16
AINR-
DEM1
18
DEM0
13
10
SCL/CCLK
11
SDA/CDIN
12
AD0/CS
27
RST
2
SMUTE
1
NC
14
NC
15
NC
28
NC
AGND
22
SDOUT
8
SDIN
9
LRCK
4
SCLK
5
MCLK
3
DGND
7
Figure 1. Recommended Connection Diagram
(Also see recommended layout diagram, Figure 10)
Analog
Filter
Analog
Filter
Digital
Audio
Source
R
s
R
s
R
s
Audio
R
s
DSP
R
s
1
R
s
= 500
Ω
R
s
1
= 50
Ω
8
DS236PP3
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