CS42418(2004) Ver la hoja de datos (PDF) - Cirrus Logic
Número de pieza
componentes Descripción
Lista de partido
CS42418 Datasheet PDF : 67 Pages
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CS42418
2 TYPICAL CONNECTION DIAGRAMS
+3.3 V to +5 V
+ 0.1 µF 0.01 µF
10 µF
0.01 µF 0.1 µF +
10 µF
+5 V
+ 0.1 µF 0.01 µF
10 µF
0.01 µF 0.1 µF +
10 µF
4
51
VD
VD
48 GPO1
47 GPO2
46 GPO3
45 GPO4
44 GPO5
43 GPO6
42 GPO7
41
24
VA
VA
36
AOUTA1+
37
AOUTA1-
AOUTB1+ 35
34
AOUTB1-
32
AOUTA2+
33
AOUTA2-
Analog Conditioning
and Muting
Analog Conditioning
and Muting
Analog Conditioning
and Muting
+2.5 V
to +5 V
OSC
CS5361
A/D Converter
CS5361
A/D Converter
53
VLS
0.1 µF
59 OMCK
58 ADCIN1
57 ADCIN2
55
RMCK
CS42418
AOUTB2+ 31
30
AOUTB2-
AOUTA3+ 28
AOUTA3- 29
AOUTB3+ 27
26
AOUTB3-
Analog Conditioning
and Muting
Analog Conditioning
and Muting
Analog Conditioning
and Muting
+1.8 V
to +5 V
Digital Audio
Processor
Micro-
Controller
56 ADC_SDOUT
60
ADC_LRCK
61
ADC_SCLK
3 DAC_LRCK
2 DAC_SCLK
1 DAC_SDIN1
64 DAC_SDIN2
63 DAC_SDIN3
62 DAC_SDIN4
11
INT
12 RST
7
SCL/CCLK
8
SDA/CDOUT
9
AD1/CDIN
10 AD0/CS
See
Note
6
VLC
0.1 µF
Note: Resistors are required for
I2C control port operation
DGND DGND
5 52
22
AOUTA4+
AOUTA4- 23
Analog Conditioning
and Muting
21
AOUTB4+
AOUTB4- 20
Analog Conditioning
and Muting
+VA
38
MUTEC
15
AINL+
AINL- 16
***
Mute
Drive
***
*** Pull up or down as required on startup
Analog
2I7n0p0utpF*
Buffer *
Left Analog Input
14
AINR+
13
AINR-
Analog
2I7n0p0utpF*
Buffer *
Right Analog Input
VQ 17
18
FILT+
REFGND 19
39
LPFLT
* See CDB42428 for a recommended filter.
+
0.1 µF 100 µF
+
0.1 µF 4.7 µF
RFILT**
** Refer to Table 1
for proper values
AGND AGND
25
40
CFILT** CRIP**
Connect DGND and AGND at single point near Codec
Figure 1. Typical Connection Diagram
8
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