CS4221-KS Cirrus Logic Inc, CS4221-KS Datasheet - Page 11

• Manufacturer Part Number: CS4221-KS
• Description: IC, AUDIO CODEC, 24BIT, 50KHZ, SSOP-28
• Manufacturer: Cirrus Logic Inc

Specifications of CS4221-KS

• Audio Codec Type: Stereo
• No. Of Adcs: 2
• No. Of Dacs: 2
• No. Of Input Channels: 2
• No. Of Output Channels: 2
• Adc / Dac Resolution: 24bit
• Adcs / Dacs Signal To Noise Ratio: 105dB
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant

3. TYPICAL CONNECTION DIAGRAM — CS4221
DS284PP3
Supply
+5V
* Required for
Master Mode only
R
Microcontroller
Ferrite Bead
s
= 500
150
150
150
150
+
1 µF
Figure 5. CS4221 Recommended Connection Diagram
2.2 nF
2.2 nF
10
11
12
27
18
14
15
28
20
19
17
16
1
0.1 µF
(Also see Recommended Layout Diagram )
AINL+
AINL-
AINR+
AINR-
SCL/CCLK
SDA/CDIN
AD0/CS
RST
I2C/SPI
NC
NC
NC
NC
AGND
VA
CS4221
22
21
2
DGND
AOUTR+
VD
AOUTL+
AOUTR-
AOUTL-
SDOUT
7
6
SCLK
LRCK
SDIN
XTO
XTI
VL
13
5
4
9
8
25
26
24
23
3
2
0.1 µF + 1 µF
*
47 k
40 pF
R
R
R
R
Analog Filter
Analog Filter
s
s
s
s
40 pF
Eliminate the crystal
and capacitors when
using an external
clock input
Audio
DSP
0.1 µF + 1 µF
CS4220 CS4221
External
Clock Input
+2.7 - 5V
11