
DC Electrical Characteristics
Symbol Parameter
VIH HIGH Level Input
Voltage
VIL LOW Level Input
Voltage
VOH HIGH Level Output
Voltage
VOL LOW Level Output
Voltage
IIN Input Leakage
Current
ICC Quiescent Supply
Current
VCC (V)
2.0
3.0 – 5.5
2.0
3.0 – 5.5
2.0
3.0
4.5
3.0
4.5
2.0
3.0
4.5
3.0
4.5
0 – 5.5
5.5
Conditions
TA = 25°C
Min. Typ. Max.
TA = –40°C to
+85°C
Min. Max.
Units
1.50
1.50
V
0.7 x VCC
0.7 x VCC
0.50
0.50
V
VIN = VIH IOH = –50µA 1.9
or VIL
2.9
0.3 x VCC
0.3 x VCC
2.0
1.9
V
3.0
2.9
4.4
4.5
4.4
IOH = –4mA 2.58
2.48
IOH = –8mA 3.94
3.80
VIN = VIH IOL = 50µA
or VIL
0.0
0.1
0.0
0.1
0.1
V
0.1
0.0
0.1
0.1
IOL = 4mA
IOL = 8mA
VIN = 5.5V or GND
0.36
0.36
±0.1
0.44
0.44
±1.0
µA
VIN = VCC or GND
4.0
40.0
µA
©1993 Fairchild Semiconductor Corporation
74VHC4040 Rev. 1.3
5
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