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SC91710B Просмотр технического описания (PDF) - Silan Microelectronics
Номер в каталоге
Компоненты Описание
производитель
SC91710B
T/P SWITCHABLE DIALER WITH REDIAL HANDFREE FUNCTION
Silan Microelectronics
SC91710B Datasheet PDF : 17 Pages
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BLOCK DIAGRAM
SC91710A/B
KEYBOARD ASSIGNMENT
C1
C2
C3
R1
1
2
3
R2
4
5
6
R3
7
8
9
R4
*
0
#
C4
P
→
T
F
P
RD
1) P
→
T: In pulse mode, execute P
→
T function.
2) P: Pause key.
3) F: Flash key
4) RD: Redial key
DIALING SIGNAL OPTION
A: Flash time
Row3
Row4
NR
NR
NR
R
R
NR
R
R
Flash time(ms)
600
300
100
80
C: Tone function
Col1
Tone Duration
NR
98ms
R
83ms
Inter-Tone Pause
98ms
83ms
B:
Row1
R
R
NR
NR
UR
UR
Row2
NR
R
NR
R
NR
R
MODE
TONE
TONE
PULSE
PULSE
PULSE
PULSE
Note:
NR: no resistance
R: A resistance connect to V
SS
(820k
Ω
typically)
UR: A resistance connect to V
DD
PULSE RATE
--
--
20PPS
20PPS
10PPS
10PPS
M/B
--
--
40:60
33:66
40:60
33:66
HANGZHOU SILAN MICROELECTRONICS CO.,LTD
Http: www.silan.com.cn
REV:2.2 2007.03.07
Page 2 of 18
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