74F191SJX(2007) 查看數據表（PDF） - Fairchild Semiconductor
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74F191SJX Datasheet PDF : 12 Pages
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AC Electrical Characteristics
Symbol
fMAX
tPLH
tPHL
tPLH
tPHL
tPLH
tPHL
tPLH
tPHL
tPLH
tPHL
tPLH
tPHL
tPLH
tPHL
tPLH
tPHL
tPLH
tPHL
tPLH
tPHL
tPLH
tPHL
tPLH
tPHL
Parameter
Maximum Count Frequency
Propagation Delay,
CP to Qn
Propagation Delay,
CP to TC
Propagation Delay,
CP to RC
Propagation Delay,
CE to RC
Propagation Delay,
U/D to RC
Propagation Delay,
U/D to TC
Propagation Delay,
Pn to Qn
Propagation Delay,
PL to Qn
Propagation Delay,
Pn to TC
Propagation Delay,
Pn to RC
Propagation Delay,
PL to TC
Propagation Delay,
PL to RC
TA = +25°C,
VCC = +5.0V,
CL = 50pF
Min. Typ. Max.
TA = –55°C to +125°C,
VCC = +5.0V,
CL = 50pF
Min.
Max.
TA = 0°C to 70°C,
VCC = +5.0V,
CL = 50pF
Min. Max.
Units
100
MHz
3.0 5.5 7.5
3.0
9.5
3.0
8.5
ns
5.0 8.5 11.0
5.0
13.5
5.0
12.0
6.0 10.0 13.0
6.0
16.5
6.0
14.0
ns
5.0 8.5 11.0
5.0
13.5
5.0
12.0
3.0 5.5 7.5
3.0
9.5
3.0
8.5
ns
3.0 5.0 7.0
3.0
9.0
3.0
8.0
3.0 5.0 7.0
3.0
9.0
3.0
8.0
ns
3.0 5.5 7.0
3.0
9.0
3.0
8.0
7.0 11.0 18.0
7.0
22.0
7.0
20.0
ns
5.5 9.0 12.0
5.5
14.0
5.5
13.0
4.0 7.0 10.0
4.0
13.5
4.0
11.0
ns
4.0 6.5 10.0
4.0
12.5
4.0
11.0
3.0 4.5 7.0
3.0
9.0
3.0
8.0
ns
6.0 10.0 13.0
6.0
16.0
6.0
14.0
5.0 8.5 11.0
5.0
13.0
5.0
12.0
ns
5.5 9.0 12.0
5.5
14.5
5.5
13.0
5.0
14.0
5.0
15.0
ns
6.5
13.0
6.0
14.0
6.5
19.0
6.5
20.0
ns
6.0
14.0
6.0
15.0
8.0
16.5
8.0
17.5
ns
6.0
13.5
6.0
14.5
10.0
20.0
10.0
21.0
ns
9.0
15.5
9.0
16.0
©1988 Fairchild Semiconductor Corporation
74F191 Rev. 1.0.2
7
www.fairchildsemi.com
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