Cirrus Logic CRD4297-1 AMR, Книга данных о продукте

Страница: 19 / 28

DS
2
42R
D1B1
19
C
R
D
4297
-1 A
M
R
C
ry
st
a
lClear™ A
C
'97 AMR
A
u
dio Modem Riser Reference
CIRRUS
LOG
IC ADV
ANCE
D P
R
ODUCT DATABOOK
HEADPHONE
JACK
LINE OUT
JACK
Connect CGND to
AGND at the
jack
Connect CGND to
AGND at the
jack
Digital Output
CGND
AGND CGND
AGND
DGND
DGND
DGND
+5VD
AGND
+12VA
+12VA
AGND
AGND
-12VA
-12VA
R 3 7 10
1/4 W
R 3 8 10
1/4 W
J 1 0
TO TX-173
1
2
3
4
5
6
R 4 9
8.2 K
U 2 A
M C 1 4 58
3
2
1
U 2 B
M C 1 4 58
5
6
7
R 3 5 27 K
C 4 1 2 2 pF
R 3 6
56 K
R 4 3
100 K R 4 4
100 K
C 4 6
1 0 U F
1 2
C 4 7
1 0 U F
1 2
C 4 0
1 0 U F
1 2
C 4 2
1 0 U F
1 2
C 4 4
2 2 0pF
C 4 5
2 2 0pF
C 4 8
2 2 0pF
C 4 9
220pF
C 4 3 2 2 pF
C 5 0
0 . 1 u F
Z 5 U
R 3 9 27 K
R 4 0
56 K
J 9
P H O N O - 1 /8
4
3
5
2
1
J 7
P H O N O - 1 /8
4
3
5
2
1
A L T_LINE_OUT_L
A LT _ L INE_OUT_R
L I N E _ O U T_R
L I N E _ OUT_L
S P D I F _ O UT
Figure 16. Audio Out