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CS42426 Datasheet, PDF (8/67 Pages) Cirrus Logic – 114 dB, 192kHz 6-Ch CODEC WITH PLL
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CS42426
2 TYPICAL CONNECTION DIAGRAMS
+3.3 V to +5 V
+ 0.1 µF 0.01 µF
10 µF
0.01 µF 0.1 µF +
+5 V
10 µF
+2.5 V
to +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
AOUTA1+ 36
37
AOUTA1-
AOUTB1+ 35
AOUTB1- 34
AOUTA2+ 32
AOUTA2- 33
Analog Conditioning
and Muting
Analog Conditioning
and Muting
Analog Conditioning
and Muting
OSC
CS5361
A/D Converter
CS5361
A/D Converter
53
0.1 µF VLS
59 OMCK
58 ADCIN1
57 ADCIN2
55 RMCK
AOUTB2+ 31
AOUTB2- 30
AOUTA3+ 28
AOUTA3- 29
AOUTB3+ 27
AOUTB3- 26
CS42426
Analog Conditioning
and Muting
Analog Conditioning
and Muting
Analog Conditioning
and Muting
Digital Audio
Processor
56 ADC_SDOUT
60 ADC_LRCK
61
ADC_SCLK
3 DAC_LRCK
2
DAC_SCLK
1 DAC_SDIN1
64 DAC_SDIN2
63 DAC_SDIN3
+VA
38 ***
MUTEC
***
Mute
Drive
*** Pull up or down as required on startup
AINL+ 15
AINL- 16
Analog
2I7n0p0utpF*
Buffer *
Left Analog Input
Micro-
Controller
See
+1.8V
Note
to +5V
11 INT
12 RST
7 SCL/CCLK
8 SDA/CDOUT
9 AD1/CDIN
10 AD0/CS
6
VLC
0.1 µF
Note: Resistors are required for
I2C control port operation
DGND DGND
5 52
AINR+ 14
AINR- 13
Analog
2I7n0p0utpF*
Buffer *
Right Analog Input
* See CDB42428 for a recommended filter.
VQ 17
FILT+ 18
REFGND 19
LPFLT 39
+
+
0.1 µF 4.7 µF
0.1 µF 100 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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