74AC163CW 查看數據表（PDF） - Fairchild Semiconductor
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74AC163CW Datasheet PDF : 11 Pages
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AC Operating Requirements for AC
Symbol
Parameter
tS
Setup Time, HIGH or LOW
Pn to CP
tH
Hold Time, HIGH or LOW
Pn to CP
tS
Setup Time, HIGH or LOW
SR to CP
tH
Hold Time, HIGH or LOW
SR to CP
tS
Setup Time, HIGH or LOW
PE to CP
tH
Hold Time, HIGH or LOW
PE to CP
tS
Setup Time, HIGH or LOW
CEP or CET to CP
tH
Hold Time, HIGH or LOW
CEP or CET to CP
tW
Clock Pulse Width (Load)
HIGH or LOW
tW
Clock Pulse Width (Count)
HIGH or LOW
Note 8: Voltage Range 3.3 is 3.3V ± 0.3V
Voltage Range 5.0 is 5.0V ± 0.5V
VCC
(V)
(Note 8)
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
AC Electrical Characteristics for ACT
TA = +25°C
TA = −40°C to +85°C
CL = 50 pF
CL = 50 pF
Typ
Guaranteed Minimum
5.5
13.5
16.0
4.0
8.5
10.5
−7.0
−1.0
−0.5
−5.0
0
0
5.5
14.0
16.5
4.0
9.5
11.0
−7.5
−1.0
−0.5
−5.5
−0.5
0
5.5
11.5
14.0
4.0
7.5
8.5
−7.5
−1.0
−0.5
−5.0
−0.5
0
3.5
6.0
7.0
2.5
4.5
5.0
−4.5
0
0
−3.0
0
0.5
3.0
3.5
4.0
2.0
2.5
3.0
3.0
4.0
4.5
2.0
3.0
3.5
Units
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
Symbol
Parameter
fMAX
tPLH
Maximum Clock Frequency
Propagation Delay, CP to Qn
(PE Input HIGH or LOW)
tPHL
Propagation Delay, CP to Qn
(PE Input HIGH or LOW)
tPLH
Propagation Delay
CP to TC
tPHL
Propagation Delay
CP to TC
tPLH
Propagation Delay
CET to TC
tPHL
Propagation Delay
CET to TC
Note 9: Voltage Range 5.0 is 5.0V ± 0.5V
VCC
(V)
(Note 9)
5.0
5.0
TA = +25°C
CL = 50 pF
Min
Typ
Max
120
140
1.5
5.5
10.0
TA = −40°C to +85°C
CL = 50 pF
Min
Max
105
1.5
11.0
Units
MHz
ns
5.0
1.5
6.0
11.0
1.5
12.0
ns
5.0
2.5
7.0
11.5
2.0
13.5
ns
5.0
3.0
8.0
13.5
2.0
15.0
ns
5.0
2.0
5.5
9.0
1.5
10.5
ns
5.0
2.0
6.0
10.0
2.0
11.0
ns
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