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CDB4226 Datasheet(PDF) 10 Page - Cirrus Logic

No. de Pieza. CDB4226
Descripción  Surround Sound Codec
Descarga  37 Pages
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Fabricante  CIRRUS [Cirrus Logic]
Página de inicio  http://www.cirrus.com
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CDB4226 Datasheet(HTML) 10 Page - Cirrus Logic

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CS4226
10
DS188F4
+5V
Supply
Ferrite Bead
+ 1
µF
0.1
µF
19
2.0
+ 1
µF
0.1
µF
40
VA+
VD+
AGND1, 2 DGND1, 2
FILT
XTO
XTI
RFILT
CFILT
CRIP
17
C1**
C2**
29
28
39
41
20
18
21
* Optional if analog inputs
biased to within 1% of
CMOUT
AOUT1
22
AOUT2
23
AOUT3
24
AOUT4
25
AOUT5
26
AOUT6
3
4
6
5
Microcontroller
SCL/CCLK
SDA/CDOUT
AD0/CS
AD1/CDIN
34
33
32
36
Audio
DSP
SDIN1
SDIN2
SDIN3
SDOUT1
35
37
38
31
30
SDOUT2
LRCK
SCLK
CLKOUT
OVL/ERR
RS
R
S
16
15
10
µF
1
µF
CMOUT
14
10
µF
To Optional
Input and
Output Buffers
AIN1L
13
10
µF
AIN1R
11
10
µF
AIN2L/FREQ0
12
10
µF
AIN2R/FREQ1
10
10
µF
AIN3L/AUTODATA
9
10
µ F
AIN3R/AUDIO
42
RX1
1
44
43
DATAUX/RX4
LRCKAUX/RX3
SCLKAUX/RX2
RS
RS
AINAUX
Digital
Audio
Source
8
PDN
7
I C/SPI
Mode
Setting
2
All unused analog inputs
should be left floating.
CS4226
2
HOLD/RUBIT
27
DEM
ANALOG
FILTER
ANALOG
FILTER
ANALOG
FILTER
ANALOG
FILTER
ANALOG
FILTER
ANALOG
FILTER
*
*
*
*
*
*
*
R
**
X1
R
**
X2
**
RX1
RX2
C2
C1
40 pF 40 pF
10 pF 40 pF
300 k
Ω short
10 M
Ω open
1xFs
256,
384,
512xFs
+
R
= 50
S
R
= 475
D
RS
RS
RS
RS
100 pF
RS
RS
RD
RD
RD
All unused digital inputs
should be tied to DGND.
CFILT
RFILT
CRIP
15 nF
43 k
1.5 nF
180 nF
3.3 k
18 nF
Normal
High
Loop Current
100 pF
100 pF
100 pF
† Only needed when inputs
are used for S/PDIF.
Figure 1. Recommended Connection Diagram


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