SC9012 데이터 시트보기 (PDF) - Silan Microelectronics
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SC9012 Datasheet PDF : 12 Pages
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Silan
Semiconductors
SC9012
ABSOLUTE MAXIMUM RATING (Tamb=>25°C
Characteristic
Symbol
Supply Voltage
VDD
Input Voltage With Respect To Vss
VIN
Output Current
IOUT(REO)
Power Dissipation
Pd
Storage Temperature
Tstg
Operating Temperature
TOPR
Value
-0.3 ~ 5.0
Vss-0.3 ~ VDD+0.3
-20
300
-40 ~ +125
-20 ~ +75
Unit
V
V
mA
mW
°C
°C
ELECTRICAL CHARACTERISTICS (Tamb=25°C,VDD=3V)
Parameter
Symbol
Test conditions
Min Typ
Operating supply Voltage
VDD All Function Operating
2.0
--
Operating Supply Current
IDD fOSC=455 kHz
--
--
Stand-By Current
ISB All Keys Off Stops. Oscillation
Output Floating.
Output High Level Current (Dout)
IOH VOH=1.5V, VDD =3V
-10
--
Output Low Level Current (LMP)
IOL VOL=1.5V, VDD =3V
5
--
Input High Level Voltage (KI)
VIH VDD =3V
0.7 VDD
Input Low Level Voltage (KI)
VIL
VDD =3V
0
Oscillation Frequency
fosc
--
400 455
Input Pull-down Resistor (KI)
RON VDD =3V
100 300
Max
4.0
1
1
--
--
VDD
0.3 VDD
600
500
Unit
V
mA
µA
mA
mA
V
V
kHz
kΩ
PIN DESCRIPTION
Pin No. Symbol
I/O
1~4
KI0~KI3
I
5
DOUT
O
6
VDD
--
7
NC
--
8
OSCO
O
9
OSCI
I
10
VSS
--
11
LMP
O
12~19 KO0~KO8
O
20
SEL
I
Description
Key Scan Input Pins. Each pin has a built-in pull-down resistor
Infrared LED Driving Output Pin
Positive Power Supply
No Connection. (When used, Suggest to connected with VDD)
Oscillator Output Pin
Oscillator Input Pin
Negative Power Supply
LED Display Output Pin
Key Scan Output Pins
Custom Code Selection Pin
HANGZHOU SILAN MICROELECTRONICS JOINT-STOCK CO.,LTD
Rev: 2.1 2002-02-28
2
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