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Lista de partido
CS4220-KS
24-Bit Stereo Audio Codec with 3V Interface
Cirrus Logic
CS4220-KS Datasheet PDF : 32 Pages
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2.
TYPICAL CONNECTION DIAGRAM — CS4220
CS4220 CS4221
Ferrite Bead
2
Ω
+5V
Supply
+
1
µF
0.1 µF
0.1 µF + 1 µF
+2.7 - 5V
0.1 µF + 1 µF
150
Ω
150
Ω
150
Ω
150
Ω
Mode Selection
R
s
= 500
Ω
* Required for
Master Mode only
21
6
VA
VD
20
AINL+
VL
13
2.2 nF
AOUTL+
25
19
AINL-
AOUTL-
26
AOUTR+
24
17
AINR+
2.2 nF
AOUTR-
23
DEM1
18
DEM0
12
16
AINR-
CS4220
XTI
3
10
DIF1
11
DIF0
27
RST
XTO
2
Analog Filter
Analog Filter
Digital Audio
Source
40 pF
40 pF
External
Clock Input
Eliminate the crystal
and capacitors when
using an external
clock input
1
NC
14
NC
15
NC
28
NC
AGND
22
SCLK
5
R
s
LRCK
4
R
s
SDIN
9
R
s
SDOUT
8
R
s
DGND
7
*
47
k
Ω
Audio
DSP
Figure 4. CS4220 Recommended Connection Diagram
(Also see
Recommended Layout Diagram
)
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DS284PP3
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