74F273SC 查看數據表（PDF） - Fairchild Semiconductor
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74F273SC Datasheet PDF : 7 Pages
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AC Electrical Characteristics
Symbol
Parameter
fMAX
tPLH
tPHL
tPLH
tPHL
Maximum Clock Frequency
Propagation Delay
Clock to Output
Propagation Delay
MR to Output
TA = +25°C
VCC = +5.0V
CL = 50 pF
Min
Typ
Max
160
3.0
7.0
4.0
9.00
4.5
9.5
AC Operating Requirements
Symbol
Parameter
tS(H)
tS(L)
tH(H)
tH(L)
tW(L)
tW(H)
tW(L)
tREC
Setup Time, HIGH or LOW
Data to CP
Hold Time, HIGH or LOW
Data to CP
MR Pulse Width, LOW
CP Pulse Width
HIGH or LOW
Recovery Time, MR to CP
TA = +25°C
VCC = +5.0V
Min
Max
3.0
3.5
0.5
1.0
6.0
6.0
6.0
3.0
TA = −55°C to +125°C
VCC = 5.0V
CL = 50 pF
Min
Max
95
2.5
9.5
3.0
11.0
TA = 0°C to +70°C
VCC = 5.0V
CL = 50 pF
Min
Max
130
2.5
7.5
3.5
9.0
3.0
11.0
4.0
10.0
TA = −55°C to +125°C
VCC = 5.0V
Min
Max
3.5
4.0
1.0
1.0
4.0
5.0
5.0
4.5
TA = 0°C to +70°C
VCC = 5.0V
Min
Max
3.0
3.5
0.5
1.0
6.0
6.0
6.0
3.5
Units
MHz
ns
ns
Units
ns
ns
ns
ns
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