54ac520 National Semiconductor Corporation, 54ac520 Datasheet - Page 4

• Manufacturer Part Number: 54ac520
• Description: 8-bit Identity Comparator
• Manufacturer: National Semiconductor Corporation

www.national.com
Symbol
Absolute Maximum Ratings
If Military/Aerospace specified devices are required,
please contact the National Semiconductor Sales Office/
Distributors for availability and specifications.
Supply Voltage (V
DC Input Diode Current (I
DC Input Voltage (V
DC Output Diode Current (I
DC Output Voltage (V
DC Output Source
DC V
Storage Temperature (T
Junction Temperature (T
DC Characteristics for ’AC Family Devices
V
V
V
V
I
I
IN
IH
IH
IL
OH
OL
V
V
V
V
or Sink Current (I
per Output Pin (I
CDIP
I
I
O
O
= −0.5V
= V
CC
= −0.5V
= V
CC
or Ground Current
CC
+ 0.5V
+ 0.5V
Minimum High Level
Input Voltage
Maximum Low Level
Input Voltage
Minimum High Level
Output Voltage
Maximum Low Level
Output Voltage
Maximum Input
Leakage Current
Maximum Input
High Leakage Current
CC
CC
O
I
)
)
Parameter
)
O
or I
)
STG
J
)
GND
IK
)
OK
)
)
)
−0.5V to V
−0.5V to V
−65˚C to +150˚C
V
−0.5V to +7.0V
3.0
4.5
5.5
3.0
4.5
5.5
3.0
4.5
5.5
3.0
4.5
5.5
3.0
4.5
5.5
3.0
4.5
5.5
5.5
5.5
(V)
CC
(Note 1)
CC
CC
±
±
−20 mA
+20 mA
−20 mA
+20 mA
+ 0.5V
+ 0.5V
50 mA
50 mA
175˚C
Guaranteed Limits
−55˚C to +125˚C
4
54AC
T
Recommended Operating
Conditions
Supply Voltage (V
Input Voltage (V
Output Voltage (V
Operating Temperature (T
Minimum Input Edge Rate ( V/ t)
Minimum Input Edge Rate ( V/ t)
Note 1: Absolute maximum ratings are those values beyond which damage
to the device may occur. The databook specifications should be met, without
exception, to ensure that the system design is reliable over its power supply,
temperature, and output/input loading variables. National does not recom-
mend operation of FACT
±
3.15
3.85
1.35
1.65
0.50
0.50
0.50
20.0
2.1
0.9
2.9
4.4
5.4
2.4
3.7
4.7
0.1
0.1
0.1
A
1.0
’AC
’ACT
54AC/ACT
’AC Devices
V
V
’ACT Devices
V
V
=
IN
CC
IN
CC
from 30% to 70% of V
from 0.8V to 2.0V
@
@
3.3V, 4.5V, 5.5V
4.5V, 5.5V
I
)
O
CC
)
™
)
circuits outside databook specifications.
Units
µA
µA
V
V
V
V
V
V
A
)
CC
V
or V
V
or V
I
(Note 2)
V
I
I
I
I
(Note 2)
V
I
I
I
V
A Inputs Only
V
B Inputs Only
OUT
OH
OH
OH
OUT
OL
OL
OL
OUT
OUT
IN
IN
I
I
= V
= V
= 12 mA
= 24 mA
= 24 mA
= −12 mA
= −24 mA
= −24 mA
CC
CC
= V
= V
= −50 µA
= 50 µA
Conditions
= 0.1V
= 0.1V
CC
CC
−55˚C to +125˚C
− 0.1V
− 0.1V
IL
IL
, GND
or V
or V
2.0V to 6.0V
4.5V to 5.5V
125 mV/ns
125 mV/ns
0V to V
0V to V
IH
IH
CC
CC