Datasheet

DC SPECIFICATIONS
Symbol Parameter
Test Conditions Value
Unit
V
CC
(V)
T
A
=25
o
C
54HC and 74HC
-40 to 85
o
C
74HC
-55 to 125
o
C
54HC
Min. Typ. Max. Min. Max. Min. Max.
V
IH
High Level Input
Voltage
4.5
to
5.5
2.0 2.0 2.0 V
V
IL
Low Level Input
Voltage
4.5
to
5.5
0.8 0.8 0.8 V
V
OH
High Level
Output Voltage
4.5
V
I
=
V
IH
or
V
IL
I
O
=-20 µA 4.4 4.5 4.4 4.4
V
I
O
=-6.0 mA 4.18 4.31 4.13 4.10
V
OL
Low Level Output
Voltage
4.5
V
I
=
V
IH
or
V
IL
I
O
=20µA 0.0 0.1 0.1 0.1
V
I
O
= 6.0 mA 0.17 0.26 0.33 0.4
I
I
Input Leakage
Current
5.5
V
I
=V
CC
or GND ±0.1 ±1 ±1 µA
I
CC
Quiescent Supply
Current
5.5 V
I
=V
CC
or GND 4 40 80 µA
∆I
CC
Additional worst
case supply
current
5.5 Per Input pin
V
I
= 0.5V or 2.4V
Other Inputs at
V
CC
or GND
2.0 2.9 3.0 mA
M54/M74HCT240/241/244
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