Figure 6. typical connection diagram using the pll – Cirrus Logic CS42428 User Manual
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DS605F2
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CS42428
V L S
V D
A O U T A 1 +
2 4
0 .1 µ F
+
1 0 µ F
1 0 0 µ F
0 .1 µ F
+
+
1 7
1 8
V Q
F IL T +
3 6
3 7
0 .1 µF
4 .7 µ F
V A
+
1 0 µ F
0 .1 µ F
+ 1 .8 V
to + 5 .0 V
5 1
5 3
A O U T A 1 -
A O U T B 1 +
3 5
3 4
A O U T B 1 -
A O U T A 2 +
3 2
3 3
A O U T A 2 -
A O U T B 2 +
3 1
3 0
A O U T B 2 -
A O U T A 3 +
2 8
2 9
A O U T A 3 -
A O U T B 3 +
2 7
2 6
A O U T B 3 -
A O U T A 4 +
2 2
2 3
A O U T A 4 -
A O U T B 4 +
2 1
2 0
A O U T B 4 -
M U T E C
3 8
2 5
D G N D D G N D
5
V L C
0 .1 µ F
6
3
6 0
5 9
6 2
1
6 4
6 1
2
6 3
8
7
S C L /C C L K
S D A /C D O U T
A D 1 /C D IN
R S T
1 2
9
O M C K
A D C _ L R C K
R E F G N D
1 9
A D 0 /C S
1 0
IN T
1 1
D V D
P ro c e s s o r
5 5
R M C K
5 8
A D C IN 1
5 7
A D C IN 2
5 6
A D C _ S D O U T
4 8
4 6
4 4
4 5
4 7
4 3
4 1
4
V A
V D
0 .1 µ F
A G N D
A G N D
5 2
4 0
L P F L T
3 9
A IN L +
A IN L -
A IN R +
A IN R -
1 5
1 6
1 4
1 3
4 2
G P O 1
G P O 2
G P O 3
G P O 4
G P O 5
G P O 6
G P O 7
D A C _ S D IN 1
A D C _ S C L K
D A C _ S D IN 3
D A C _ S D IN 2
D A C _ S D IN 4
D A C _ L R C K
D A C _ S C L K
0 .0 1 µ F
0 .1 µ F
+
1 0 µ F
+ 5 V
0 .0 1 µ F
0 .0 1 µ F
+ 3 .3 V to + 5 V
+
1 0 µ F
0 .1 µ F
0 .0 1 µ F
2 7 M H z
A n a lo g O u tp u t B u ffe r
2
a n d
M u te C irc u it (o p tio n a l)
A n a lo g O u tp u t B u ffe r
2
a n d
M u te C irc u it (o p tio n a l)
A n a lo g O u tp u t B u ffe r
2
a n d
M u te C irc u it (o p tio n a l)
A n a lo g O u tp u t B u ffe r
2
a n d
M u te C irc u it (o p tio n a l)
A n a lo g O u tp u t B u ffe r
2
a n d
M u te C irc u it (o p tio n a l)
A n a lo g O u tp u t B u ffe r
2
a n d
M u te C irc u it (o p tio n a l)
A n a lo g O u tp u t B u ffe r
2
a n d
M u te C irc u it (o p tio n a l)
A n a lo g O u tp u t B u ffe r
2
a n d
M u te C irc u it (o p tio n a l)
M u te
D riv e
(o p tio n a l)
*
*
2 7 0 0 p F *
2 7 0 0 p F *
L e ft A n a lo g In p u t
R ig h t A n a lo g In p u t
A n a lo g
In p u t
B u ffe r
1
A n a lo g
In p u t
B u ffe r
1
* P u ll u p o r d o w n a s re q u ire d o n
s ta rtu p if th e M u te C o n tro l is
u s e d .
C o n n e c t D G N D a n d A G N D a t s in g le p o in t n e a r C o d e c
C F IL T
3
R F IL T
3
C R IP
3
2 k
2 k
**
**
+ V A
** R e s is to rs a re re q u ire d fo r
I
2
C c o n tro l p o rt o p e ra tio n
1 . S e e th e A D C In p u t F ilte r s e c tio n in th e A p p e n d ix .
2 . S e e th e D A C O u tp u t F ilte r s e c tio n in th e A p p e n d ix .
3 . S e e th e P L L F ilte r s e c tio n in th e A p p e n d ix .
Figure 6. Typical Connection Diagram using the PLL
CS42426