SC91415AP Ver la hoja de datos (PDF) - Silan Microelectronics
Número de pieza
componentes Descripción
Fabricante
SC91415AP Datasheet PDF : 23 Pages
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Silan
Semiconductors
SC91415 SERIES
(continued)
Parameter
Pulse Rate
Make/Break Ratio
Inter-digit Pause Time
DTMF pin: Sink Current
DTMF signal DC level
AC Level
Pre-emphase
DTMF signal
Distortion
Load Resistance
Minimum tone duration Time
Minimum Intertone Pause Time
Symbol
Test Conditions
Row1=R-VDD
PSR
Row1=R-VSS
Row2=NR
MBR
Row2=R-VSS
PSR=10pps
Tidp
PSR=20pps
IoL Vdtmf=0.5V
Vdc VDD=2.0V~5.5V
Vdtmf Row group
Twist Column – Row
THD RL=5kΩ
ZL THD<-23db
Tp --
tITP Memory dialing
Melody
Output
Signal
Main Tone AC Level Vmtac VDD=2.0V~5.5V
Sub-tone
Vstac VDD=2.0V~5.5V
HD key release hold function
debounce time
SDO every bit time
Off-Hook delay time
Thdrdb --
Tbit --
Tdly --
Min
Typ
Max Unit
--
20
--
pps
--
10
--
--
40:60
--
%
--
33:66
--
--
800
--
ms
--
500
--
-0.2
--
--
mA
0.5
--
0.75
V
142
160
180 mV
1
2
3
dB
--
-30
-23
dB
5
--
--
kΩ
96
98
100
ms
96
98
100
ms
--
-23.3
-- (dBm)
48
53
58
mV
--
-25.3
-- (dBm)
37
42
47
mV
--
280
--
ms
3.8
3.9
4.1
ms
--
300
--
ms
DTMF FREQUENCY OUTPUT (fosc=3.579545MHz)
Keyboard Scanning Pin
CCITT Standard(Hz)
ROW1 (f1)
697
ROW2 (f2)
770
ROW3 (f3)
852
ROW4 (f4)
941
COL1 (f5)
1209
COL2 (f6)
1336
COL3 (f7)
1477
Actual Output
699.1
766.2
847.4
947.9
1215.8
1331.6
1471.8
Deviation(%)
+0.30
-0.49
-0.53
+0.73
+0.56
-0.32
-0.35
HANGZHOU SILAN MICROELECTRONICS JOINT-STOCK CO.,LTD
Rev: 2.0
2001-11-13
6
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