74AC163 鈥?74ACT163
AC Operating Requirements for AC
V
CC
Symbol
Parameter
(V)
(Note 8)
t
S
Setup Time, HIGH or LOW
P
n
to CP
t
H
Hold Time, HIGH or LOW
P
n
to CP
t
S
Setup Time, HIGH or LOW
SR to CP
t
H
Hold Time, HIGH or LOW
SR to CP
t
S
Setup Time, HIGH or LOW
PE to CP
t
H
Hold Time, HIGH or LOW
PE to CP
t
S
Setup Time, HIGH or LOW
CEP or CET to CP
t
H
Hold Time, HIGH or LOW
CEP or CET to CP
t
W
Clock Pulse Width (Load)
HIGH or LOW
t
W
Clock Pulse Width (Count)
HIGH or LOW
Note 8:
Voltage Range 3.3 is 3.3V
卤
0.3V
Voltage Range 5.0 is 5.0V
卤
0.5V
T
A
= +25掳C
C
L
=
50 pF
Typ
5.5
4.0
鈭?.0
鈭?.0
5.5
4.0
鈭?.5
鈭?.5
5.5
4.0
鈭?.5
鈭?.0
3.5
2.5
鈭?.5
鈭?.0
3.0
2.0
3.0
2.0
T
A
= 鈭?0掳C
to
+85掳C
C
L
=
50 pF
Guaranteed Minimum
Units
3.3
5.0
3.3
5.0
3.3
5.0
3.3
5.0
3.3
5.0
3.3
5.0
3.3
5.0
3.3
5.0
3.3
5.0
3.3
5.0
13.5
8.5
鈭?.0
0
14.0
9.5
鈭?.0
鈭?.5
11.5
7.5
鈭?.0
鈭?.5
6.0
4.5
0
0
3.5
2.5
4.0
3.0
16.0
ns
10.5
鈭?.5
0
16.5
ns
11.0
鈭?.5
0
14.0
ns
8.5
鈭?.5
0
7.0
ns
5.0
0
ns
0.5
4.0
ns
3.0
4.5
ns
3.5
ns
ns
ns
AC Electrical Characteristics for ACT
V
CC
Symbol
Parameter
(V)
(Note 9)
f
MAX
t
PLH
Maximum Clock Frequency
Propagation Delay, CP to Q
n
(PE Input HIGH or LOW)
t
PHL
Propagation Delay, CP to Q
n
(PE Input HIGH or LOW)
t
PLH
Propagation Delay
5.0
CP to TC
t
PHL
Propagation Delay
5.0
CP to TC
t
PLH
Propagation Delay
5.0
CET to TC
t
PHL
Propagation Delay
5.0
CET to TC
Note 9:
Voltage Range 5.0 is 5.0V
卤
0.5V
T
A
= +25掳C
C
L
=
50 pF
Min
120
1.5
Typ
140
5.5
10.0
Max
T
A
= 鈭?0掳C
to
+85掳C
C
L
=
50 pF
Min
105
1.5
11.0
Max
MHz
ns
Units
5.0
5.0
5.0
1.5
6.0
11.0
1.5
12.0
ns
2.5
7.0
11.5
2.0
13.5
ns
3.0
8.0
13.5
2.0
15.0
ns
2.0
5.5
9.0
1.5
10.5
ns
2.0
6.0
10.0
2.0
11.0
ns
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