SC91710AS SILAN [Silan Microelectronics Joint-stock], SC91710AS Datasheet - Page 2

• Manufacturer Part Number: SC91710AS
• Description: T/P SWITCHABLE DIALER WITH REDIAL HANDFREE FUNCTION
• Manufacturer: SILAN [Silan Microelectronics Joint-stock]

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