Absolute Maximum Ratings (Note 1)
If Military/Aerospace specified devices are required,
please contact the National Semiconductor Sales Office/
Distributors for availability and specifications.
Current Applied to Output
in LOW State (Max)
twice the rated IOL (mA)
DC Latchup Source Current
Over Voltage Latchup (I/O)
−500 mA
10V
Storage Temperature
Ambient Temperature under Bias
Junction Temperature under Bias
Ceramic
−65˚C to +150˚C
−55˚C to +125˚C
Recommended Operating
Conditions
Free Air Ambient Temperature
Military
−55˚C to +175˚C
−0.5V to +7.0V
VCC Pin Potential to Ground Pin
Input Voltage (Note 2)
Input Current (Note 2)
Voltage Applied to Any Output
in the Disabled or
−55˚C to +125˚C
−0.5V to +7.0V
Supply Voltage
Military
−30 mA to +5.0 mA
+4.5V to +5.5V
(∆V/∆t)
Minimum Input Edge Rate
Data Input
50 mV/ns
20 mV/ns
Power-Off State
−0.5V to 5.5V
−0.5V to VCC
Enable Input
in the HIGH State
DC Electrical Characteristics
Symbol
Parameter
ABT244
Min Typ
Units
VCC
Conditions
Max
VIH
Input HIGH Voltage
2.0
V
V
Recognized HIGH Signal
Recognized LOW Signal
VIL
Input LOW Voltage
0.8
=
IIN −18 mA
VCD
VOH
Input Clamp Diode Voltage
Output HIGH Voltage
−1.2
V
Min
Min
Min
Min
Max
=
IOH −3 mA
54ABT 2.5
54ABT 2.0
54ABT
V
=
IOH −24 mA
V
=
IOL 48 mA
VOL
IIH
Output LOW Voltage
Input HIGH Current
0.55
5
V
=
VIN 2.7V (Note 4)
µA
=
VIN VCC
5
=
VIN 7.0V
IBVI
IIL
Input HIGH Current Breakdown Test
Input LOW Current
7
µA
µA
Max
Max
=
VIN 0.5V (Note 4)
−5
−5
=
VIN 0.0V
=
VID
Input Leakage Test
4.75
V
0.0
IID 1.9 µA
All Other Pins Grounded
= =
VOUT 2.7V; OEn 2.0V
IOZH
IOZL
IOS
Output Leakage Current
Output Leakage Current
Output Short-Circuit Current
Output High Leakage Current
Bus Drainage Test
50
−50
−275
50
µA
µA
mA
µA
µA
µA
mA
µA
0 − 5.5V
0 − 5.5V
Max
=
=
VOUT 0.5V; OEn 2.0V
=
VOUT 0.0V
−100
=
VOUT VCC
ICEX
IZZ
Max
=
100
50
0.0
VOUT 5.5V; All Others GND
ICCH
ICCL
ICCZ
Power Supply Current
Power Supply Current
Power Supply Current
Max
All Outputs HIGH
All Outputs LOW
30
Max
=
50
Max
OEn VCC
;
All Others at VCC or Ground
=
VI VCC − 2.1V
ICCT
Additional ICC/Input
Outputs Enabled
2.5
2.5
50
mA
mA
µA
Max
Max
=
Enable Input VI VCC − 2.1V
Outputs TRI-STATE
Outputs TRI-STATE
=
Data Input VI VCC − 2.1V
All Others at VCC or Ground
Outputs Open
ICCD
Dynamic ICC
(Note 4)
No Load
mA/
=
0.1
MHz
OEn GND, (Note 3)
One Bit Toggling, 50% Duty Cycle
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.
<
Note 3: For 8 bits toggling, I
CCD
0.8 mA/MHz.
Note 4: Guaranteed, but not tested.
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