74F169 Fairchild Semiconductor, 74F169 Datasheet - Page 5

• Manufacturer Part Number: 74F169
• Description: 4-Stage Synchronous Bidirectional Counter
• Manufacturer: Fairchild Semiconductor

t
t
t
t
t
t
t
t
t
t
t
t
t
t
t
t
t
t
f
t
t
t
t
t
t
t
t
S
S
H
H
S
S
H
H
S
S
H
H
S
S
H
H
W
W
AC Electrical Characteristics
MAX
PLH
PHL
PLH
PHL
PLH
PHL
PLH
PHL
AC Operating Requirements
Symbol
(H)
(L)
(H)
(L)
(H)
(L)
(H)
(L)
Symbol
(H)
(L)
(H)
(L)
(H)
(L)
(H)
(L)
(H)
(L)
Setup Time, HIGH or LOW
P
Hold Time, HIGH or LOW
P
Setup Time, HIGH or LOW
CEP or CET to CP
Hold Time, HIGH or LOW
CEP or CET to CP
Setup Time, HIGH or LOW
PE to CP
Hold Time, HIGH or LOW
PE to CP
Setup Time, HIGH or LOW
U/D to CP
Hold Time, HIGH or LOW
U/D to CP
CP Pulse Width
HIGH or LOW
Maximum Count Frequency
Propagation Delay
CP to Q
Propagation Delay
CP to TC
Propagation Delay
CET to TC
Propagation Delay
U/D to TC
n
n
to CP
to CP
n
(PE HIGH or LOW)
Parameter
Parameter
Min
3.0
4.0
5.5
4.0
2.5
2.5
3.5
4.0
90
11.0
Min
4.0
4.0
3.0
3.0
7.0
5.0
0.5
8.0
8.0
1.0
7.0
4.0
7.0
0
0
0
0
V
V
T
T
C
CC
CC
A
A
L
12.0
Typ
6.5
9.0
8.5
4.5
8.5
8.5
8.0
50 pF
25 C
25 C
5.0V
5.0V
Max
5
Max
11.5
15.5
12.5
11.0
11.5
12.0
8.5
6.5
T
A
10.0
10.0
14.0
12.0
Min
4.5
4.5
3.5
3.5
8.0
8.0
1.0
1.0
6.0
9.0
0
0
0
0
T
V
A
55 C to 125 C
CC
Min
3.0
4.0
5.5
4.0
2.5
2.5
3.5
4.0
60
V
C
55 C to 125 C
CC
L
5.0V
50 pF
Max
5.0V
Max
12.0
16.0
20.0
15.0
12.0
16.0
14.0
9.0
T
12.5
Min
8.0
4.5
4.5
3.5
3.5
8.0
6.5
0.5
9.0
9.0
1.0
8.5
4.5
A
T
0
0
0
0
V
A
Min
3.0
4.0
5.5
4.0
2.5
2.5
3.5
4.0
70
CC
V
0 C to 70 C
C
CC
0 C to 70 C
L
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5.0V
50 pF
5.0V
Max
17.5
12.0
13.0
Max
13.0
13.0
12.5
9.5
7.0
Units
Units
MHz
ns
ns
ns
ns
ns
ns
ns
ns
ns