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74F569 데이터 시트보기 (PDF) - Fairchild Semiconductor
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74F569
4-Bit Bidirectional Counter with 3-STATE Outputs
Fairchild Semiconductor
74F569 Datasheet PDF : 9 Pages
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AC Operating Requirements
Symbol
Parameter
t
S
(H)
t
S
(L)
t
H
(H)
t
H
(L)
t
S
(H)
t
S
(L)
t
H
(H)
t
H
(L)
t
S
(H)
t
S
(L)
t
H
(H)
t
H
(L)
t
S
(H)
t
S
(L)
t
H
(H)
t
H
(L)
t
S
(H)
t
S
(L)
t
H
(H)
t
H
(L)
t
W
(H)
t
W
(L)
t
W
(L)
t
REC
Setup Time, HIGH or LOW
P
n
to CP
Hold Time, HIGH or LOW
P
n
to CP
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
Setup Time, HIGH or LOW
SR to CP
Hold Time, HIGH or LOW
SR to CP
CP Pulse Width,
HIGH or LOW
MR Pulse Width, LOW
MR Recovery Time
T
A
= +
25
°
C
V
CC
= +
5.0V
Min
Max
4.0
4.0
3.0
3.0
7.0
5.0
0
0.5
8.0
8.0
0.0
0
11.0
7.0
0
0
10.5
8.5
0
0
4.0
7.0
4.5
6.0
T
A
=
0
°
C to
+
70
°
C
V
CC
= +
5.0V
Min
Max
4.5
4.5
3.5
3.5
8.0
6.5
0
0.5
9.0
9.0
1.0
0
12.5
8.5
0
0
11.0
9.5
0
0
4.5
8.0
6.0
8.0
Units
ns
ns
ns
ns
ns
ns
ns
ns
ns
7
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