HT12A 데이터 시트보기 (PDF) - Holtek Semiconductor
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HT12A Datasheet PDF : 15 Pages
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HT12A/HT12E
Absolute Maximum Ratings
Supply Voltage (HT12A) ............VSS-0.3V to VSS+5.5V
Input Voltage ................................VSS-0.3 to VDD+0.3V
Operating Temperature ...........................-20°C to 75°C
Supply Voltage (HT12E) ...........................-0.3V to 13V
Storage Temperature ............................-50°C to 125°C
Note: These are stress ratings only. Stresses exceeding the range specified under ²Absolute Maximum Ratings² may
cause substantial damage to the device. Functional operation of this device at other conditions beyond those
listed in the specification is not implied and prolonged exposure to extreme conditions may affect device reliabil-
ity.
Electrical Characteristics
HT12A
Symbol
Parameter
VDD
Operating Voltage
ISTB
Standby Current
IDD
Operating Current
IDOUT Output Drive Current
VIH
VIL
RDATA
²H² Input Voltage
²L² Input Voltage
D8~D11 Pull-high
Resistance
Test Conditions
VDD
Conditions
¾
¾
3V
Oscillator stops
5V
3V No load
5V fOSC=455kHz
VOH=0.9VDD (Source)
5V
VOL=0.1VDD (Sink)
¾
¾
¾
¾
5V VDATA=0V
Ta=25°C
Min. Typ. Max. Unit
2.4
3
5
V
¾
0.1
1
mA
¾
0.1
1
mA
¾
200
400
mA
¾
400
800
mA
-1
-1.6
¾
mA
2
3.2
¾
mA
0.8VDD ¾
VDD
V
0
¾ 0.2VDD
V
¾
150
300
kW
HT12E
Symbol
Parameter
VDD
Operating Voltage
ISTB
Standby Current
IDD
Operating Current
IDOUT
VIH
VIL
fOSC
RTE
Output Drive Current
²H² Input Voltage
²L² Input Voltage
Oscillator Frequency
TE Pull-high Resistance
Test Conditions
VDD
Conditions
¾
¾
3V
Oscillator stops
12V
3V
No load, fOSC=3kHz
12V
VOH=0.9VDD (Source)
5V
VOL=0.1VDD (Sink)
¾
¾
¾
¾
5V ROSC=1.1MW
5V VTE=0V
Ta=25°C
Min. Typ. Max. Unit
2.4
5
12
V
¾
0.1
1
mA
¾
2
4
mA
¾
40
80
mA
¾
150
300
mA
-1
-1.6
¾
mA
1
1.6
¾
mA
0.8VDD ¾
VDD
V
0
¾ 0.2VDD
V
¾
3
¾
kHz
¾
1.5
3
MW
Rev. 1.20
4
February 20, 2009
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