74ACT244T View Datasheet(PDF) - STMicroelectronics
Part Name
Description
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74ACT244T Datasheet PDF : 9 Pages
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74ACT244
DC SPECIFICATIONS
Symb ol
Parameter
Test Conditions
VCC
(V)
Valu e
TA = 25 oC
-40 to 85 oC
Min. T yp. Max. Min. Max.
VIH High Level Input Voltage
4.5
VO = 0.1 V or
2.0 1.5
2.0
5.5
VCC - 0.1 V
2.0 1.5
2.0
VIL Low Level Input Voltage
4.5
5.5
VO = 0.1 V or
VCC - 0.1 V
1.5 0.8
0.8
1.5 0.8
0.8
VOH High Level Output
Voltage
VOL Low Level Output
Voltage
II Input Leakage Current
4.5
VI(*) =
IO=-50 µA
4.4 4.49
4.4
5.5
VIH or IO=-50 µA 5.4 5.49
5.4
4.5
VIL IO=-24 mA 3.86
3.76
5.5
IO=-24 mA 4.86
4.76
4.5
VI(*) =
IO=50 µA
0.001 0.1
0.1
5.5
VIH or IO=50 mA
0.001 0.1
0.1
4.5
VIL
IO=24 mA
0.36
0.44
5.5
IO=24 mA
0.36
0.44
5.5
VI = VCC orGND
±0.1
±1
IOZ 3 State Output Leakage
5.5
Current
VI = VIH orVIL
VO = VCC orGND
±0.5
±5
ICCT Max ICC /Input
5.5
VI = VCC -2.1V
0.6
1.5
ICC Quiescent Supply
Current
5.5
VI = VCC orGND
8
80
IOLD Dynamic Output Current
5.5
VOLD = 1.65 V max
75
IOHD (note 1, 2)
VOHD = 3.85 V min
-75
1) Maximum test duration 2ms, one output loaded attime
2) Incident wave switching is guaranteed on transmission lines with impedances as low as 50 Ω.
(*) All outputs loaded.
Unit
V
V
V
V
µA
µA
mA
µA
mA
mA
3/9
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