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| 74F379 Datasheet, PDF (4/6 Pages) Fairchild Semiconductor – Quad Parallel Register with Enable | |||
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AC Electrical Characteristics
Symbol
Parameter
fMAX
tPLH
tPHL
Maximum Clock Frequency
Propagation Delay
CP to Qn, Qn
TA = +25°C
VCC = +5.0V
CL = 50 pF
Min
Typ
Max
100
140
3.5
5.0
6.5
5.0
6.5
8.5
AC Operating Requirements
TA = â55°C to +125°C
VCC = +5.0V
CL = 50 pF
Min
Max
75
3.0
8.5
4.0
10.0
TA = 0°C to +70°C
VCC = +5.0V
CL = 50 pF
Min
Max
100
3.5
7.5
5.0
9.5
Symbol
Parameter
tS(H)
tS(L)
tH(H)
tH(L)
tS(H)
tS(L)
tH(H)
tH(L)
tW(H)
tW(L)
Setup Time, HIGH or LOW
Dn to CP
Hold Time, HIGH or LOW
Dn to CP
Setup Time, HIGH or LOW
E to CP
Hold Time, HIGH or LOW
E to CP
CP Pulse Width
HIGH or LOW
TA = +25°C
VCC = +5.0V
Min
Max
3.0
3.0
1.0
1.0
6.0
6.0
0
0
4.0
5.0
TA = â55°C to +125°C
VCC = +5.0V
Min
Max
4.0
4.0
2.0
2.0
8.0
8.0
0
0
5.0
7.0
TA = 0°C to +70°C
VCC = +5.0V
Min
Max
3.0
3.0
1.0
1.0
6.0
6.0
0
0
4.0
5.0
Units
MHz
ns
Units
ns
ns
ns
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