74AC520(2007) Просмотр технического описания (PDF) - Fairchild Semiconductor
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74AC520 Datasheet PDF : 11 Pages
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AC Electrical Characteristics for AC
Symbol
Parameter
tPLH Propagation Delay,
An or Bn to O A = B
tPHL Propagation Delay,
An or Bn to OA = B
tPLH Propagation Delay,
IA = B to OA = B
tPHL Propagation Delay,
IA = B to OA = B
VCC (V)(7)
3.3
5.0
3.3
5.0
3.3
5.0
3.3
5.0
TA = +25°C,
CL = 50pF
Min. Typ. Max.
4.0 7.5 11.5
2.5 5.5 8.5
4.5 8.0 12.0
3.0 5.5 9.0
3.5 5.5 8.5
2.5 4.5 6.5
3.5 5.5 8.5
2.5 4.5 6.5
Note:
7. Voltage range 3.3 is 3.3V ± 0.3V. Voltage range 5.0 is 5.0V ± 0.5V.
TA = –40°C to +85°C,
CL = 50pF
Min.
Max.
3.0
13.0
2.0
9.5
3.5
13.5
2.5
10.0
2.5
9.5
2.0
7.0
2.5
9.5
2.0
7.0
Units
ns
ns
ns
ns
AC Electrical Characteristics for ACT
Symbol
Parameter
tPLH
tPHL
tPLH
tPHL
Propagation Delay,
An or Bn to O A = B
Propagation Delay,
An or Bn to OA = B
Propagation Delay,
IA = B to OA = B
Propagation Delay,
IA = B to OA = B
Note:
8. Voltage range 5.0 is 5.0V ± 0.5V
VCC (V)(8)
5.0
TA = +25°C,
CL = 50pF
Min. Typ. Max.
3.0 5.5 8.5
5.0
3.0 6.0 10.0
5.0
2.0 4.0 6.0
5.0
2.5 5.0 7.5
TA = –40°C to +85°C,
CL = 50 pF
Min.
Max.
2.5
9.5
2.5
11.5
2.0
6.5
2.0
8.5
Units
ns
ns
ns
ns
Capacitance
Symbol
CIN
CPD
Parameter
Input Capacitance
Power Dissipation Capacitance
Conditions
VCC = OPEN
VCC = 5.0V
Typ.
4.5
40
Units
pF
pF
©1989 Fairchild Semiconductor Corporation
74AC520, 74ACT520 Rev. 1.4
7
www.fairchildsemi.com
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