74VHCT373AMTC(1999) データシートの表示（PDF） - Fairchild Semiconductor
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74VHCT373AMTC Datasheet PDF : 7 Pages
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AC Electrical Characteristics
Symbol
Parameter
VCC
TA = +25°C
TA = −40°C to +85°C
Units
Conditions
(V)
Min
Typ
Max
Min
Max
tPLH
Propagation Delay Time
5.0 ± 0.5
tPHL
(LE to On)
7.7
12.3
1.0
8.5
13.3
1.0
tPLH
Propagation Delay Time
5.0 ± 0.5
tPHL
(D to On)
5.1
8.5
1.0
5.9
9.5
1.0
tPZL
3-STATE Output Enable Time
5.0 ± 0.5
tPZH
6.3
10.9
1.0
7.1
11.9
1.0
tPLZ
3-STATE Output Disable Time 5.0 ± 0.5
8.8
11.2
1.0
tPHZ
tOSLH
Output to Output Skew
5.0 ± 0.5
1.0
tOSHL
CIN
Input Capacitance
4
10
COUT
Output Capacitance
6
CPD
Power Dissipation Capacitance
25
Note 8: Parameter guaranteed by design. tOSLH = |tPLH max − tPLH min |; tOSHL = |tPHL max − tPHL min|
13.5
14.5
9.5
10.5
12.5
13.5
12.0
1.0
ns
CL = 15 pF
CL = 50 pF
ns
CL = 15 pF
CL = 50 pF
ns RL = 1 kΩ CL = 15 pF
CL = 50 pF
ns RL = 1 kΩ CL = 50 pF
(Note 8)
10
pF VCC = Open
pF VCC = 5.0V
pF (Note 9)
Note 9: CPD is defined as the value of the internal equivalent capacitance which is calculated from the operating current consumption without load. Average
operating current can be obtained by the equation: ICC (opr.) = CPD • VCC • fIN + ICC/8 (per F/F).
AC Operating Requirements
Symbol
Parameter
tW(H)
tS
tH
Minimum Pulse Width (LE)
Minimum Set-Up Time
Minimum Hold Time
VCC
(V)
5.0 ± 0.5
5.0 ± 0.5
5.0 ± 0.5
TA = +25°C
Min
Typ
Max
6.5
1.5
3.5
TA = −40°C to +85°C
Min
Max
8.5
1.5
3.5
Units
ns
ns
ns
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