CS42428
+3.3 V to +5 V
10 µF
+
0.1 µF
0.01 µF
0.01 µF 0.1 µF +
10 µF
+5 V
10 µF
+
0.1 µF
0.01 µF
4
VD
51
VD
41
VA
24
VA
AOUTA1+
48
47
46
45
44
43
42
GPO1
GPO2
GPO3
GPO4
GPO5
GPO6
GPO7
AOUTA2+
AOUTA2-
AOUTB1+
AOUTB1-
AOUTA1-
0.01 µF 0.1 µF +
10 µF
36
37
Analog Conditioning
and Muting
35
34
Analog Conditioning
and Muting
32
33
Analog Conditioning
and Muting
+1.8 V
to +5.0 V
53
0.1 µF
59
58
57
VLS
AOUTB2+
AOUTB2-
31
30
Analog Conditioning
and Muting
OMCK
AOUTA3+
ADCIN1
ADCIN2
AOUTB3+
AOUTA3-
28
29
Analog Conditioning
and Muting
27
26
Analog Conditioning
and Muting
CS42428
55
56
60
DVD
Processor
27 MHz
61
3
2
1
64
63
62
11
12
7
8
9
10
2 k
Ω
2 k
Ω
RMCK
ADC_SDOUT
ADC_LRCK
ADC_SCLK
AOUTB3-
AOUTA4+
AOUTA4-
22
23
Analog Conditioning
and Muting
AOUTB4+
DAC_LRCK
DAC_SCLK
DAC_SDIN1
DAC_SDIN2
DAC_SDIN3
DAC_SDIN4
AINL-
INT
RST
SCL/CCLK
SDA/CDOUT
AD1/CDIN
AD0/CS
VQ
FILT+
6
0.1 µF
AINR-
AINR+
AINL+
MUTEC
AOUTB4-
21
20
+VA
38
***
***
15
Analog
2700 pF*
Input
Buffer *
*** Pull up or down as required on startup
Left Analog Input
Mute
Drive
Analog Conditioning
and Muting
16
14
Analog
2700 pF*
Input
Buffer *
Right Analog Input
13
17
18
* See CDB42428 for a recommended filter.
+
+
0.1 µF
100 µF
4.7 µF
See
Note
VLC
REFGND
LPFLT
19 0.1 µF
39
RFILT**
** Refer to Table 1
for proper values
CRIP**
Note: Resistors are required for
I
2
C control port operation
DGND DGND
5
52
AGND
25
AGND
40
CFILT**
Connect DGND and AGND at single point near Codec
Figure 2. Typical Connection Diagram using the PLL
9
CIRRUS [ CIRRUS LOGIC ]
