SNC735
16-bit Voice Processor
12. APPLICATION CIRCUIT
VDD (3V)
U1
SNC735
C4
47u
C6
0.1u
VDD
3
6
VDD
VDD
VDD
VDD
CVDD
CVDD
LXIN
14
29
42
25
41
C5
4.7u
R1
220K
40
LXOUT
23
8
RST
C1
0.1u
TEST
CKSEL
9
330
330
330
330
330
330
330
330
P0.0
P0.1
P0.2
P0.3
P0.4
P0.5
P0.6
P0.7
S1
7
10
11
12
13
16
17
18
RESET
45
46
XIN
C2 15p Y1
16MHz
XOUT
C3 15p
LS1
2
4
19
20
21
22
26
27
28
30
BP0
BN0
P0.8
P0.9
SPEAKER
P0.10
P0.11
P0.12
P0.13
P0.14
P0.15
43
VO
TR1
TR2
TR3
TR4
31
32
33
34
P1.0
P1.1
P1.2
P1.3
TR5
TR6
TR7
TR8
35
36
38
39
P1.4
P1.5
P1.6
P1.7
3V, 16MHz Crystal, PWM
Note:
1. All the ”VDD” and “CVDD” should be connected together before connected to the
power source which with a 47uF(C4) capacitor.
2. The capacitor “C5” is near the “CVDD” pin.
11
Ver: 1.2
October 23, 2002
SONIX [ SONIX TECHNOLOGY COMPANY ]
