Absolute Maximum Ratings (Note 1)
Over Voltage Latchup (I/O)
10V
If Military/Aerospace specified devices are required,
please contact the National Semiconductor Sales Office/
Distributors for availability and specifications.
Recommended Operating
Conditions
Free Air Ambient Temperature
Military
Storage Temperature
−65˚C to +150˚C
−55˚C to +125˚C
Ambient Temperature under Bias
Junction Temperature under Bias
Ceramic
−55˚C to +125˚C
Supply Voltage
Military
−55˚C to +175˚C
−0.5V to +7.0V
+4.5V to +5.5V
(∆V/∆t)
VCC Pin Potential to Ground Pin
Input Voltage (Note 2)
Minimum Input Edge Rate
Data Input
−0.5V to +7.0V
50 mV/ns
20 mV/ns
100 mV/ns
Input Current (Note 2)
−30 mA to +5.0 mA
Enable Input
Voltage Applied to Any Output in
the Disabled or Power-Off State
in the HIGH State
Clock Input
−0.5V to 5.5V
−0.5V to VCC
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.
Current Applied to Output
in LOW State (Max)
Note 2: Either voltage limit or current limit is sufficient to protect inputs.
twice the rated IOL (mA)
−500 mA
DC Latchup Source Current
DC Electrical Characteristics
Symbol
Parameter
ABT574
Units
VCC
Conditions
Min Typ 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
V
=
IOH −24 mA
54ABT 2.0
54ABT
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
= =
0 − 5.5V VOUT 2.7V; OE 2.0V
IOZH
IOZL
IOS
Output Leakage Current
Output Leakage Current
Output Short-Circuit Current
Output High Leakage Current
Bus Drainage Test
50
µA
= =
0 − 5.5V VOUT 0.5V; OE 2.0V
−50 µA
=
VOUT 0.0V
−100
−275 mA
Max
Max
0.0
=
VOUT VCC
ICEX
IZZ
50
µA
=
100 µA
VOUT 5.5V; All Other GND
ICCH
ICCL
ICCZ
Power Supply Current
Power Supply Current
Power Supply Current
50
30
50
µA
mA
µA
Max
Max
Max
All Outputs HIGH
All Outputs LOW
=
OE VCC
All Others at VCC or GND
=
VI VCC − 2.1V
ICCT
Additional ICC/Input
Outputs Enabled
Outputs TRI-STATE
2.5 mA
2.5 mA
2.5 mA
=
Enable Input VI VCC − 2.1V
Max
Max
=
Outputs TRI-STATE
Data Input VI VCC − 2.1V
All Others at VCC or GND
=
ICCD
Dynamic ICC
(Note 4)
No Load
mA/
Outputs Open, OE GND,
0.30 MHz
One Bit Toggling (Note 3),
50% Duty Cycle
<
Note 3: For 8-bit toggling, I
0.8 mA/MHz.
CCD
Note 4: Guaranteed, but not tested.
3
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