74AC374SC データシートの表示（PDF） - Fairchild Semiconductor
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74AC374SC Datasheet PDF : 14 Pages
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AC Electrical Characteristics for AC
Symbol
fMAX
tPLH
tPHL
tPZH
tPZL
tPHZ
tPLZ
Parameter
Maximum Clock Frequency
Propagation Delay,
CP to On
Propagation Delay,
CP to On
Output Enable Time
Output Enable Time
Output Disable Time
Output Disable Time
VCC (V)(6)
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
TA = +25°C,
CL = 50pF
Min. Typ. Max.
60 110
100 155
3.0 11.0 13.5
2.5 8.0 9.5
2.5 10.0 12.5
2.0 7.0 9.0
3.0 9.5 11.5
2.0 7.0 8.5
2.5 9.0 11.5
2.0 6.5 8.5
3.0 10.5 12.5
2.0 8.0 11.0
2.0 8.0 11.5
1.5 6.5 8.5
Note:
6. Voltage range 3.3 is 3.3V ± 0.3V. Voltage range 5.0 is 5.0V ± 0.5V.
TA = −40°C to +85°,
CL = 50pF
Min.
Max.
60
100
1.5
15.5
1.5
10.5
2.0
14.0
1.5
10.0
1.5
13.0
1.0
9.5
1.5
13.0
1.0
9.5
2.0
14.5
2.0
12.5
1.0
12.5
1.0
10.0
Units
MHz
ns
ns
ns
ns
ns
ns
AC Operating Requirements for AC
Symbol
Parameter
tS Setup Time, HIGH or LOW,
Dn to CP
tH Hold Time, HIGH or LOW,
Dn to CP
tW CP Pulse Width, HIGH or LOW
VCC (V)(7)
3.3
5.0
3.3
5.0
3.3
5.0
TA = +25°C,
CL = 50pF
TA = −40°C to +85°C,
CL = 50pF
Typ.
Guaranteed Minimum
2.0
5.5
6.0
1.0
4.0
4.5
−1.0
1.0
1.0
0
1.5
1.5
4.0
5.5
6.0
2.5
4.0
4.5
Note:
7. Voltage range 3.3 is 3.3V ± 0.3V. Voltage range 5.0 is 5.0V ± 0.5V.
Units
ns
ns
ns
©1988 Fairchild Semiconductor Corporation
74AC374, 74ACT374 Rev. 1.5.0
7
www.fairchildsemi.com
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