전자부품 반도체 검색엔진( 무료 PDF 다운로드 ) - 데이터시트뱅크
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74F192 데이터 시트보기 (PDF) - Fairchild Semiconductor
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74F192
Up/Down Decade Counter with Separate Up/Down Clocks
Fairchild Semiconductor
74F192 Datasheet PDF : 7 Pages
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AC Electrical Characteristics
Symbol
Parameter
f
MAX
t
PLH
t
PHL
t
PLH
t
PHL
t
PLH
t
PHL
t
PLH
t
PHL
t
PHL
t
PLH
t
PHL
t
PLH
t
PHL
t
PLH
t
PHL
Maximum Clock Frequency
Propagation Delay CP
U
or
CP
D
to TC
U
or TC
D
Propagation Delay
CP
U
or CP
D
to Q
n
Propagation Delay
P
n
to Q
n
Propagation Delay
PL to Q
n
Propagation Delay
MR to Q
n
Propagation Delay
MR to TC
U
Propagation Delay
MR to TC
D
Propagation Delay
PL to TC
U
or TC
D
Propagation Delay
P
n
to TC
U
or TC
D
T
A
= +
25
°
C
V
CC
= +
5.0V
C
L
=
50 pF
Min
Typ
Max
100
125
4.0
7.0
9.0
3.5
6.0
8.0
4.0
6.5
8.5
5.5
9.5
12.5
3.0
4.5
7.0
6.0
11.0
14.5
5.0
8.5
11.0
5.5
10.0
13.0
6.5
11.0
14.5
6.0
10.5
13.5
7.0
11.5
14.5
7.0
12.0
15.5
7.0
11.5
14.5
7.0
11.5
14.5
6.5
11.0
14.0
AC Operating Requirements
T
A
= −
55
°
C to
+
125
°
C
C
L
=
50 pF
T
A
=
0
°
C to
+
70
°
C
C
L
=
50 pF
Min
Max
Min
Max
75
90
4.0
10.5
4.0
10.0
3.5
9.5
3.5
9.0
4.0
10.0
4.0
9.5
5.5
14.0
5.5
13.5
3.0
8.5
3.0
8.0
6.0
16.5
6.0
15.5
5.0
13.5
5.0
12.0
5.5
15.0
5.5
14.0
6.5
16.0
6.5
15.5
6.0
15.0
6.0
14.5
7.0
16.0
7.0
15.5
7.0
18.5
7.0
16.5
7.0
17.5
7.0
15.5
7.0
16.5
7.0
15.5
6.5
16.5
6.5
15.0
Symbol
Parameter
t
S
(H)
t
S
(L)
t
H
(H)
t
H
(L)
t
W
(L)
t
W
(L)
t
W
(L)
t
W
(H)
t
REC
t
REC
Setup Time, HIGH or LOW
P
n
to PL
Hold Time, HIGH or LOW
P
n
to PL
PL Pulse Width, LOW
CP
U
or CP
D
Pulse Width, LOW
CP
U
or CP
D
Pulse Width, LOW
(Change of Direction)
MR Pulse Width, HIGH
Recovery Time
PL to CP
U
or CP
D
Recovery Time
MR to CP
U
or CP
D
T
A
= +
25
°
C
V
CC
= +
5.0V
Min
Max
4.5
4.5
2.0
2.0
6.0
5.0
T
A
= −
55
°
C to
+
125
°
C
T
A
=
0
°
C to
+
70
°
C
Min
Max
Min
Max
6.0
5.0
6.0
5.0
2.0
2.0
2.0
2.0
7.5
6.0
7.0
5.0
10.0
12.0
10.0
6.0
6.0
6.0
6.0
8.0
6.0
4.0
4.5
4.0
Units
MHz
ns
ns
ns
ns
ns
ns
ns
Units
ns
ns
ns
ns
ns
ns
ns
5
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