HT12A/HT12E
Absolute Maximum Ratings
Supply Voltage (HT12A) ............V
SS
-0.3V
to V
SS
+5.5V
Input Voltage ................................V
SS
-0.3
to V
DD
+0.3V
Operating Temperature ...........................-20°C to 75°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.
Supply Voltage (HT12E) ...........................-0.3V to 13V
Storage Temperature ............................-50°C to 125°C
Electrical Characteristics
HT12A
Symbol
V
DD
I
STB
Parameter
Operating Voltage
Standby Current
5V
3V
I
DD
Operating Current
5V
I
DOUT
V
IH
V
IL
R
DATA
Output Drive Current
²H²
Input Voltage
²L²
Input Voltage
D8~D11 Pull-high
Resistance
5V
¾
¾
5V
V
DATA
=0V
No load
f
OSC
=455kHz
V
OH
=0.9V
DD
(Source)
V
OL
=0.1V
DD
(Sink)
¾
¾
Test Conditions
V
DD
¾
3V
Oscillator stops
Conditions
¾
Min.
2.4
¾
¾
¾
¾
-1
2
0.8V
DD
0
¾
Typ.
3
0.1
0.1
200
400
-1.6
3.2
¾
¾
150
Max.
5
1
1
400
800
¾
¾
V
DD
0.2V
DD
300
Ta=25°C
Unit
V
mA
mA
mA
mA
mA
mA
V
V
kW
HT12E
Symbol
V
DD
I
STB
Parameter
Operating Voltage
Standby Current
12V
3V
I
DD
Operating Current
12V
I
DOUT
V
IH
V
IL
f
OSC
R
TE
Output Drive Current
²H²
Input Voltage
²L²
Input Voltage
Oscillator Frequency
TE Pull-high Resistance
5V
¾
¾
5V
5V
V
OH
=0.9V
DD
(Source)
V
OL
=0.1V
DD
(Sink)
¾
¾
R
OSC
=1.1MW
V
TE
=0V
No load, f
OSC
=3kHz
Test Conditions
V
DD
¾
3V
Oscillator stops
Conditions
¾
Min.
2.4
¾
¾
¾
¾
-1
1
0.8V
DD
0
¾
¾
Typ.
5
0.1
2
40
150
-1.6
1.6
¾
¾
3
1.5
Max.
12
1
4
80
300
¾
¾
V
DD
0.2V
DD
¾
3
Ta=25°C
Unit
V
mA
mA
mA
mA
mA
mA
V
V
kHz
MW
Rev. 1.10
4
January 24, 2003
HOLTEK [ HOLTEK SEMICONDUCTOR INC ]
