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SC9200AS Datasheet(PDF) 2 Page - Silan Microelectronics Joint-stock

Part # SC9200AS
Description  DTMF GENERATOR WITH MICROPROCESSOR
PDF  9 Pages
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Manufacturer  SILAN [Silan Microelectronics Joint-stock]
Direct Link  http://www.silan.com.cn
Logo SILAN - Silan Microelectronics Joint-stock

SC9200AS Datasheet(HTML) 2 Page - Silan Microelectronics Joint-stock

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SC9200
HANGZHOU SILAN MICROELECTRONICS CO.,LTD
REV:2.0
2004.08.03
Http: www.silan.com.cn
Page 2 of 10
ABSOLUTE MAXIMUM RATING
Characteristic
Symbol
Ratings
Unit
Supply Voltage
VSS
-0.3~6
V
Input Voltage
VIN
VSS-0.3~VDD+0.3
V
Storage Temperature
Tstg
-50~125
°C
Operating Temperature
Topr
-20~75
°C
ELECTRICAL CHARACTERISTICS
Test Conditions
Characteristics
Symbol
VDD
Conditions
Min.
Typ.
Max.
Unit
Serial
1.8
Operating Voltage
VDD
--
Parallel
2.0
--
5.5
V
2.5V
--
240
2500
Operating Current
IDD
5.0V
/P
S
=VDD, D0~D3=VSS,
CE =VSS, No load
--
950
3000
µA
Low Input Voltage
VIL
--
--
VSS
--
0.2VDD
V
High Input Voltage
VIH
--
--
0.8VDD
--
VDD
V
2.5V
--
--
1
Standby Current
ISTB
5.0V
/P
S
, CE =VDD,
No load
--
--
2
µA
2.5V
120
180
270
Pull-high Resistance
RP
5.0V
VOL=0V
45
68
100
k
Ω
DTMF Output Delay Time
(Parallel Mode)
tDE
5V
--
--
tUP+6
tUP+8
ms
DTMF Output DC Level
VTDC
2V~5.5V DTMF Output
0.45VDD
--
0.75VDD
V
DTMF Sink Current
ITOL
2.5V
VDTMF=0.5V
-0.1
--
--
mA
DTMF Output AC Level
VTAC
2.5V
Row group, RL=5k
Ω
0.12
0.15
0.18
Vrms
Column Pre-emphasis
ACR
2.5V
Row group=0dB
1
2
3
dB
DTMF Output Load
RL
2.5V
tHD
≤-23dB
5
--
--
k
Ω
Tone Signal Distortion
tHD
2.5V
RL=5k
Ω
--
-30
-23
dB
Clock Input Rate (Serial
Mode)
fCLK
--
--
--
100
500
kHz
Oscillator Starting Time
(When CE is low)
tUP
5.0V
The time from CE
falling edge to normal
oscillator operation
--
--
10
ms
System Frequency
fOSC
--
Crystal=3.5795MHz
3.5759
3.5759
3.5831
MHz



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