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Компоненты Описание
CS4227-BQ Просмотр технического описания (PDF) - Cirrus Logic
Номер в каталоге
Компоненты Описание
производитель
CS4227-BQ
Six Channel, 20-Bit Codec
Cirrus Logic
CS4227-BQ Datasheet PDF : 36 Pages
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CS4227
+5V
Supply
Ferrite Bead
+
1
µ
F
0.1
µ
F
2.0
Ω
+
1
µ
F
0.1
µ
F
To Optional
Input and
Output Buffers
1
µ
F
16
+
19
VA+
CMOUT
40
VD+
10
µ
F
* 14
AIN1L
10
µ
F * 13
AIN1R
10
µ
F *
11
AIN2L
10
µ
F
* 12
AIN2R
10
µ
F
*
10
AIN3L
10
µ
F * 9
AIN3R
10
µ
F
*
15
AINAUX
CS4227
21
AOUT1
ANALOG
FILTER
22
AOUT2
ANALOG
FILTER
23
AOUT3
ANALOG
FILTER
24
AOUT4
ANALOG
FILTER
25
AOUT5
ANALOG
FILTER
Digital
Audio
Source
R
S
R
S
27
DEM
2
HOLD
1
DATAUX
44
LRCKAUX
43
SCLKAUX
Mode
Setting
8
PDN
7
SPI/I2C
R
S
= 50
Ω
All unused digital inputs
should be tied to 0V.
Unused analog inputs
should be left unconnected.
AGND1, 2 DGND1, 2
18 20 41 39
NC
17
* Optional if analog inputs biased
to within 1% of CMOUT
26
AOUT6
ANALOG
FILTER
3
SCL/CCLK
4
SDA/CDOUT
6
AD0/CS
5
AD1/CDIN
Microcontroller
34
SDIN1
33
SDIN2
32
SDIN3
36
SDOUT1
35
SDOUT2
37
LRCK
R
S
38
SCLK
R
S
31
CLKOUT
30
OVL
XTO
29
XTI
28
Audio
DSP
C1**
External
Clock Input
C2**
Figure 5. Recommended Connection Diagram
(Also see recommended layout diagrams, Figure 14)
DS281PP2
11
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