ACT541 查看數據表（PDF） - Unspecified
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ACT541 Datasheet PDF : 8 Pages
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74ACT541
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
4
40
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.
Unit
V
V
V
V
µA
µA
mA
µA
mA
mA
AC ELECTRICAL CHARACTERISTICS (CL = 50 pF, RL = 500 Ω, Input tr = tf =3 ns)
Symb ol
Parameter
tPLH Propagation Delay Time
tPHL
tPZL Output Enable Time
tPZH
tPLZ Output Disable Time
tPHZ
(*) Voltage range is 5V ± 0.5V
T est Con ditio n
VCC
(V)
5.0(*)
5.0(*)
5.0(*)
Valu e
TA = 25 oC
-40 to 85 oC
Min. T yp. Max. Min. Max.
1.5 5 6.5 1.5 7.15
Unit
ns
1.5
6
7.8 1.5 8.5
ns
1.5
6
7.8 1.5 8.5
ns
CAPACITIVE CHARACTERISTICS
Sy mbo l
Parameter
Test Con dition s
VCC
(V)
Va l u e
TA = 25 oC
-40 to 85 oC
Min. Typ. Max. Min. Max.
Unit
CIN Input Capacitance
5.0
4
pF
CPD Power Dissipation
5.0
Capacitance (note 1)
22
pF
1) CPD is defined as the value of the IC’s internal equivalent capacitance which is calculated from the operating current consumption without load. (Refer to
Test Circuit). Average operating current can be obtained by the following equation. ICC(opr) = CPD • VCC • fIN + ICC/8 (per circuit)
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