74F191(2007) Просмотр технического описания (PDF) - Fairchild Semiconductor
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74F191 Datasheet PDF : 12 Pages
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AC Operating Requirements
Symbol
tS(H)
tS(L)
tH(H)
tH(L)
tS(L)
tH(L)
tS(H)
tS(L)
tH(H)
tH(L)
tW(L)
tW(L)
tREC
Parameter
Setup Time, HIGH or LOW,
Pn to PL
Hold Time, HIGH or LOW,
Pn to PL
Setup Time LOW, CE to CP
Hold Time LOW, CE to CP
Setup Time, HIGH or LOW,
U/D to CP
Hold Time, HIGH or LOW,
U/D to CP
PL Pulse Width LOW
CP Pulse Width LOW
Recovery Time, PL to CP
TA = +25°C,
VCC = +5.0V
Min. Max.
4.5
4.5
2.0
2.0
10.0
0
12.0
12.0
0
0
6.0
5.0
6.0
TA = –55°C to +125°C, TA = 0°C to 70°C,
VCC = +5.0V
VCC = +5.0V
Min.
Max.
Min. Max. Units
6.0
5.0
ns
6.0
5.0
2.0
2.0
ns
2.0
2.0
10.5
10.0
ns
0
0
ns
12.0
12.0
ns
12.0
12.0
0
0
ns
0
0
8.5
6.0
ns
7.0
5.0
ns
7.5
6.0
ns
©1988 Fairchild Semiconductor Corporation
74F191 Rev. 1.0.2
8
www.fairchildsemi.com
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