74F190 National Semiconductor, 74F190 Datasheet - Page 5

• Manufacturer Part Number: 74F190
• Description: Up/Down Decade Counter
• Manufacturer: National Semiconductor

Symbol
f
t
t
t
t
t
t
t
t
t
t
t
t
t
t
t
t
Symbol
t
t
t
t
t
t
t
t
t
t
t
t
t
max
PLH
PHL
PLH
PHL
PLH
PHL
PLH
PHL
PLH
PHL
PLH
PHL
PLH
PHL
PLH
PHL
AC Electrical Characteristics
AC Operating Requirements
s
s
h
h
s
h
s
s
h
h
w
w
rec
(H)
(L)
(H)
(L)
(L)
(L)
(H)
(L)
(H)
(L)
(L)
(L)
Maximum Clock Frequency
Propagation Delay
CP to Q
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
P
Propagation Delay
PL to Q
n
Setup Time HIGH or LOW
P
Hold Time HIGH or LOW
P
Setup Time LOW
CE to CP
Hold Time LOW
CE to CP
Setup Time HIGH or LOW
U D to CP
Hold Time HIGH or LOW
U D to CP
PL Pulse Width LOW
CP Pulse Width LOW
Recovery Time PL to CP
n
n
to Q
to PL
to PL
n
n
n
Parameter
Parameter
Min
100
3 0
5 0
6 0
5 0
3 0
3 0
3 0
3 0
7 0
5 5
4 0
4 0
3 0
6 0
5 0
5 5
10 0
12 0
12 0
Min
4 5
4 5
2 0
2 0
6 0
5 0
6 0
V
T
0
0
0
CC
A
V
e a
T
e a
C
CC
74F
A
L
e a
e a
e
10 0
11 0
10 0
74F
Typ
125
25 C
5 5
8 5
8 5
5 5
5 0
5 0
5 5
9 0
7 0
6 5
4 5
8 5
9 0
5 0V
50 pF
Max
25 C
5 0V
5
Max
11 0
13 0
11 0
18 0
12 0
10 0
10 0
13 0
11 0
12 0
7 5
7 5
7 0
7 0
7 0
7 0
10 5
12 0
12 0
Min
6 0
6 0
2 0
2 0
8 5
7 0
7 5
T
0
0
0
A
V
Min
54F
CC
T
3 0
5 0
6 0
5 0
3 0
3 0
3 0
3 0
7 0
5 5
4 0
4 0
3 0
6 0
5 0
5 5
75
A
C
L
e
V
e
54F
CC
Mil
50 pF
Max
e
Max
13 5
16 5
13 5
22 0
14 0
13 5
12 5
16 0
13 0
14 5
9 5
9 5
9 0
9 0
9 0
9 0
Mil
T
10 0
12 0
12 0
Min
5 0
5 0
2 0
2 0
6 0
5 0
6 0
A
0
0
0
T
Min
3 0
5 0
6 0
5 0
3 0
3 0
3 0
3 0
7 0
5 5
4 0
4 0
3 0
6 0
5 0
5 5
A
90
V
C
CC
V
L
74F
CC
e
74F
e
50 pF
e
Com
Max
Com
Max
12 0
14 0
12 0
20 0
13 0
11 0
11 0
14 0
12 0
13 0
8 5
8 5
8 0
8 0
8 0
8 0
Units
Units
MHz
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns