Absolute Maximum Ratings
(Note 1)
Storage Temperature
Ambient Temperature under Bias
Junction Temperature under Bias
Ceramic
V
CC
Pin Potential to
Ground Pin
Input Voltage (Note 2)
Input Current (Note 2)
Voltage Applied to Any Output
in the Disabled or
Power-Off State
in the HIGH State
Current Applied to Output
in LOW State (Max)
−65˚C to +150˚C
−55˚C to +125˚C
−55˚C to +175˚C
−0.5V to +7.0V
−0.5V to +7.0V
−30 mA to +5.0 mA
DC Latchup Source Current
(Over Comm Operating Range)
Over Voltage Latchup (I/O)
−500 mA
10V
Recommended Operating
Conditions
Free Air Ambient Temperature
Military
Supply Voltage
Military
Minimum Input Edge Rate
Data Input
Enable Input
−55˚C to +125˚C
+4.5V to +5.5V
(∆V/∆t)
50 mV/ns
20 mV/ns
−0.5V to 5.5V
−0.5V to V
CC
twice the rated I
OL
(mA)
Note 1:
Absolute maximum ratings are values beyond which the device may
be damaged or have its useful life impaired. Functional operation under these
conditions is not implied.
Note 2:
Either voltage limit or current limit is sufficient to protect inputs.
DC Electrical Characteristics
Symbol
V
IH
V
IL
V
CD
V
OH
V
OL
I
IH
I
BVI
I
IL
V
ID
I
OZH
I
OZL
I
OS
I
CEX
I
ZZ
I
CCH
I
CCL
I
CCZ
I
CCT
Parameter
Input HIGH Voltage
Input LOW Voltage
Input Clamp Diode Voltage
Output HIGH Voltage
Output LOW Voltage
Input HIGH Current
Input HIGH Current Breakdown Test
Input LOW Current
Input Leakage Test
Output Leakage Current
Output Leakage Current
Output Short-Circuit Current
Output High Leakage Current
Bus Drainage Test
Power Supply Current
Power Supply Current
Power Supply Current
Additional I
CC
/Input
Outputs Enabled
Outputs 3-STATE
Outputs 3-STATE
I
CCD
Dynamic I
CC
(Note 4)
No Load
0.1
−100
4.75
50
−50
−275
50
100
50
30
50
2.5
2.5
50
54ABT
54ABT
54ABT
2.5
2.0
0.55
5
5
7
−5
−5
V
µA
µA
mA
µA
µA
µA
mA
µA
mA
mA
µA
mA/
MHz
Max
0.0
0 − 5.5V
0 − 5.5V
Max
Max
0.0
Max
Max
Max
Max
µA
µA
Max
Max
Min
2.0
0.8
−1.2
Typ Max Units
V
V
V
V
V
V
µA
Min
Min
Min
Min
Max
V
CC
Conditions
Recognized HIGH Signal
Recognized LOW Signal
I
IN
= −18 mA
I
OH
= −3 mA
I
OH
= −24 mA
I
OL
= 48 mA
V
IN
= 2.7V (Note 4)
V
IN
= V
CC
V
IN
= 7.0V
V
IN
= 0.5V (Note 4)
V
IN
= 0.0V
I
ID
= 1.9 µA
All Other Pins Grounded
V
OUT
= 2.7V; OE
n
= 2.0V
V
OUT
= 0.5V; OE
n
= 2.0V
V
OUT
= 0.0V
V
OUT
= V
CC
V
OUT
= 5.5V; All Others GND
All Outputs HIGH
All Outputs LOW
OE
n
= V
CC
;
All Others at V
CC
or Ground
V
I
= V
CC
− 2.1V
Enable Input V
I
= V
CC
− 2.1V
Data Input V
I
= V
CC
− 2.1V
All Others at V
CC
or Ground
Outputs Open
OE
n
= GND, (Note 3)
One Bit Toggling, 50%
Duty Cycle
Note 3:
For 8 bits toggling, I
CCD
<
0.8 mA/MHz.
Note 4:
Guaranteed, but not tested.
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PrintDate=1998/07/13 PrintTime=19:04:09 43584 ds100215 Rev. No. 1
cmserv
Proof
2
NSC [ NATIONAL SEMICONDUCTOR ]
