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Компоненты Описание
LC737212 Просмотр технического описания (PDF) - SANYO -> Panasonic
Номер в каталоге
Компоненты Описание
производитель
LC737212
Telephone Dialer IC with On-Chip Memory for PushButton Telephones
SANYO -> Panasonic
LC737212 Datasheet PDF : 27 Pages
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LC737212, 737212M
Pulse Dialing Output
/fosc = 3.579545 MHz
DPR pin
V
SS
V
DD
V
SS
V
DD
BMR pin
V
DD
V
DD
V
SS
V
SS
Dialing
pulse rate
9.94 pps
19.89 pps
9.94 pps
19.89 pps
Interdigit
pause
834.2 ms
525.2 ms
834.2 ms
525.2 ms
Make
percent
33.2%
33.2%
39.2%
39.2%
DTMF Output
/fosc = 3.579545 MHz
Input
R1
R2
R3
R4
C1
C2
C3
C4
Output frequency [Hz]
Standard
LC737212
697
697.0
770
770.1
852
852.3
941
942.0
1209
1209.3
1336
1335.7
1477
1476.7
1633
1633.0
Deviation [%]
+0.01
–0.02
–0.03
–0.11
–0.03
+0.03
+0.02
+0.00
Pin Assignment
Top view
No. 5203-4/27
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