74AC520 Fairchild Semiconductor, 74AC520 Datasheet - Page 7

• Manufacturer Part Number: 74AC520
• Description: 8-Bit Identity Comparator
• Manufacturer: Fairchild Semiconductor

©1989 Fairchild Semiconductor Corporation
74AC520, 74ACT520 Rev. 1.4
AC Electrical Characteristics for AC
Note:
7. Voltage range 3.3 is 3.3V ± 0.3V. Voltage range 5.0 is 5.0V ± 0.5V.
AC Electrical Characteristics for ACT
Note:
8. Voltage range 5.0 is 5.0V ± 0.5V
Capacitance
Symbol
Symbol
Symbol
t
t
t
t
t
t
t
t
C
PLH
PHL
PLH
PLH
PHL
PLH
C
PHL
PHL
PD
IN
Propagation Delay,
A
Propagation Delay,
A
Propagation Delay,
Propagation Delay,
I
Propagation Delay,
A
Propagation Delay,
A
Propagation Delay,
Propagation Delay,
I
I
A = B
I
A = B
Input Capacitance
Power Dissipation Capacitance
A = B
A = B
n
n
n
n
or B
or B
or B
or B
to O
to O
to O
to O
Parameter
Parameter
n
n
n
n
to O
to O
to O
to O
A = B
A = B
A = B
A = B
A = B
A = B
A = B
A = B
Parameter
V
V
CC
CC
5.0
5.0
5.0
5.0
3.3
5.0
3.3
5.0
3.3
5.0
3.3
5.0
(V)
(V)
(8)
(7)
Min.
Min.
4.0
2.5
4.5
3.0
3.5
2.5
3.5
2.5
3.0
3.0
2.0
2.5
7
V
V
T
T
C
C
CC
CC
A
A
L
L
= +25°C,
= +25°C,
Typ.
Typ.
= OPEN
= 5.0V
= 50pF
= 50pF
5.5
6.0
4.0
5.0
7.5
5.5
8.0
5.5
5.5
4.5
5.5
4.5
Conditions
Max.
Max.
11.5
12.0
10.0
6.0
7.5
8.5
9.0
8.5
6.5
8.5
6.5
8.5
T
T
A
A
Min.
Min.
2.5
2.5
2.0
2.0
3.0
2.0
3.5
2.5
2.5
2.0
2.5
2.0
= –40°C to +85°C,
= –40°C to +85°C,
C
C
L
L
= 50 pF
= 50pF
Typ.
4.5
40
Max.
Max.
11.5
13.0
10.0
13.5
9.5
9.5
7.0
9.5
7.0
9.5
6.5
8.5
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Units
Units
Units
pF
pF
ns
ns
ns
ns
ns
ns
ns
ns