參數(shù)資料
型號: CDB4226
廠商: Cirrus Logic, Inc.
元件分類: Codec
英文描述: Surround Sound Codec
中文描述: 環(huán)繞聲編解碼器
文件頁數(shù): 9/60頁
文件大?。?/td> 1619K
代理商: CDB4226
CS4226
DS188F1
9
+5V
Supply
Ferrite Bead
+
1
μ
F
0.1
μ
F
19
2.0
+
1
μ
F
0.1
μ
F
40
VA+
VD+
AGND1, 2 DGND1, 2
20
18
FILT
17
XTO
29
XTI
R
FILT
C
FILT
C
RIP
C1**
C2**
28
39
41
21
* Optional if analog inputs
biased to within 1% of
CMOUT
Only needed when inputs
are used for S/PDIF.
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
R
S
R
S
16
15
10
μ
F
1
μ
F
CMOUT
14
10
μ
F
To Optional
Input and
Output Buffers
AIN1L
13
10
μ
F
AIN1R
11
10
μ
F
AIN2L/FREQ0
12
10
μ
F
AIN2R/FREQ1
10
10
μ
F
AIN3L/AUTODATA
9
10
μ
F
AIN3R/AUDIO
42
RX1
1
44
43
DATAUX/RX4
LRCKAUX/RX3
SCLKAUX/RX2
R
S
R
S
AINAUX
Digital
Audio
Source
8
PDN
7
I C/SPI
Mode
Setting
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
*
*
*
*
*
*
*
F
R **
R **
**
R
X1
R
X2
C2
C1
40 pF 40 pF
10 pF 40 pF
300 k
short
10 M
open
1xFs
256,
384,
512xFs
+
R = 50
R = 475
R
S
R
S
R
S
R
S
100 pF
R
S
R
S
R
D
R
D
R
D
All unused digital inputs
should be tied to DGND.
C
FILT
R
FILT
C
RIP
Figure 1. Recommended Connection Diagram
15 nF
43 k
1.5 nF
180 nF
3.3 k
18 nF
Normal
High
Loop Current
100 pF
100 pF
100 pF
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