Silan
Semiconductorsꢀ
SC9302 Series
ꢀ
SC9302F/G/H SIMPLE VERSION
C1
C2
C3
C4
NC
X1
1
2
3
4
5
6
7
8
9
18 R4
17 R3
16 R2
15 R1
C1
C2
C3
X1
1
2
3
4
5
6
7
8
16 R4
15 R3
14 R2
13 R1
MODE
14
13
DTMF
MODE
X2
12
DTMF
X2
12 PO
11 HKS
XMUTE
11
V
SS
XMUTE
10 PO
V
SS
VDD
VDD
10
9
HKS
SC9302F/H
DIP-18
SC9302G
DIP-16
BLOCK DIAGRAM
DOUT
CLOCK
DTMF
PO
C1
FSM
Control
Check
Tone Out
Pulse Out
C2
Key
Column
WRM
Counter
Tone
Encoder
SRAM
Key
Function
Encoder
C3
C4
R1
XMUTE
ADDRL
HKS
HFI
Converter
Mode In
HD/HF
Encoder
HDI
R2
Key
Row
HDO
R3
HFO
R4
Clock
Control
Flash
Debounce
MODE
X1
M/B
Timer
Clock
Generator
Key-tone
Generater
Divider
KT
X2
LOCK
HANGZHOU SILAN MICROELECTRONICS JOINT-STOCK CO.,LTD
Rev: 2.0
ꢀ
2001-11-01ꢀ
3
SILAN [ SILAN MICROELECTRONICS JOINT-STOCK ]
