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74F191(2007) View Datasheet(PDF) - Fairchild Semiconductor

Part Name
Description
MFG CO.
74F191
(Rev.:2007)
Up/Down Binary Counter with Preset and Ripple Clock
Fairchild
Fairchild Semiconductor 
74F191 Datasheet PDF : 12 Pages
1 2 3 4 5 6 7 8 9 10 Next Last
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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