SC9102C SILAN [Silan Microelectronics Joint-stock], SC9102C Datasheet - Page 4

• Manufacturer Part Number: SC9102C
• Description: TONE/PULSE DIALER WITH REDIAL FUNCTION
• Manufacturer: SILAN [Silan Microelectronics Joint-stock]

(continued)
Pre-digit Pause
Pre-digit Pause
Inter-digit Pause
Tone Mode
Tone
Output Pin
DTMF Signal
Minimum tone duration Time
Minimum Intertone Pause Time
Note: 1. Vn: Input voltage of any keyboard scanning pin (Row group, Column group)
ACTUAL FREQUENCY OUTPUT
Pulse rate=10pps
Pulse rate=20pps
Keyboard Scanning Pin
2 Distortion (dB) = 20log V
R1
R2
R3
R4
C1
C2
C3
V
V1 V2… Vn: Harmonic signal (BW = 300Hz~3500Hz
Parameter
L
,V
Silan
Semiconductors
H
DC Level
Sink Current
AC level
Load Resistor
Pre-emphasis
Distortion(note 2)
: Row group and Column group signal
HANGZHOU SILAN MICROELECTRONICS CO.,LTD.
f1
f2
f3
f4
f5
f6
f7
Symbol
1
Vdtmf
2
t
t
t
twist
Dist.
Vdc
PDP
PDP
t
+V
IDP
R1
t
TTP
Itl
TD
2
2
+V
3
2
Standard(Hz)
(fosc=3.579545MHz)
+…Vn
Row group R
Pulse rate=10pps
Pulse rate=20pps
M/B ratio =33:66
V
M/B ratio=40:60
M/B ratio=33:66
M/B ratio=40:60
V
1209
1336
1477
697
770
852
941
DD
Dist.<=-23dB
Conditions
DD
Vdtmf=0.5V
Auto redial
Auto redial
2
R
)
=2.0V~5.5V
1/2
=2.0~5.5 V
L
=10K
4
/ (V
L
L
2
=10K
+V
H
2
)
1/2
0.45V
0.15
Min
120
10
Output
--
--
--
--
--
--
--
--
--
1
1216
1332
1472
699
766
848
948
DD
SC9102C/D
0.55V
16.5
Typ
800
600
150
100
106
-30
40
33
20
--
--
2
DD
Rev: 2.0
0.7V
Deviation(%)
Max
180
-23
--
--
--
--
--
--
--
--
--
--
3
DD
+0.28
+0.74
+0.57
-0.52
-0.47
-0.30
-0.34
2001-11-02
mVrms
Unit
mA
K
ms
ms
ms
dB
dB
ms
ms
V