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SC91650B データシートの表示(PDF) - Silan Microelectronics
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SC91650B
13 MEMORY TONE / PULSE DIALER WITH REDIAL SAVE HANDFREE & HOLD FUNCTION
Silan Microelectronics
SC91650B Datasheet PDF : 30 Pages
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Silan
Semiconductors
SC91650/1/2 A/B
TYPACAL APPLICATION CIRCUIT
(for SC91652B)
1N4004x4
Tip
ON HOOK
100k
Ω
MPSA92
22M
Ω
IN4148
Ring
ZNR
120V
200k
Ω
C945
470k
Ω
2.2k
Ω
IN4148
3.3k
Ω
C945
47k
Ω
100
µ
F
16V
1
µ
F 5.1V
13 16
14
HKS
V
DD
TONE
0.2
µ
F
15 PO
PMUTE 1
HF
KEY
HFO
11 HFI
KT 22
XMUTE
9
HFO
12
C945
200
Ω
2 to 4 wire
speech network & audio
amplifier
3.579545MHz
VDD
MODE 10pps
SW
20pps
TONE
SC91652B
7 OSCI
8 OSCO
R1
18
R2
19
R3
20
17 MODE
R4 21
C1 2
V
SS
C5 C4 C3 C2
10 6 5 4 3
0.01
µ
F
TO HANDSET
1 2 3 SA EM1
4 5 6 F EM2
7 8 9 A EM3
*/T 0 # RD/P ST
820k
Ω
x7
HANGZHOU SILAN MICROELECTRONICS JOINT-STOCK CO.,LTD
REV: 1.0
2001.01.15
29
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