Absolute Maximum Ratings (Note 1)
If Military/Aerospace specified devices are required,
please contact the National Semiconductor Sales Office/
Distributors for availability and specifications.
Junction Temperature (TJ)
CDIP
175˚C
Recommended Operating
Conditions
Supply Voltage (VCC
)
−0.5V to +7.0V
DC Input Diode Current (IIK
)
Supply Voltage (VCC
)
=
VI −0.5V
−20 mA
+20 mA
’AC
2.0V to 6.0V
0V to VCC
0V to VCC
=
VI VCC + 0.5V
Input Voltage (VI)
DC Input Voltage (VI)
−0.5V to VCC + 0.5V
Output Voltage (VO
)
DC Output Diode Current (IOK
)
Operating Temperature (TA)
54AC
=
VO −0.5V
−20 mA
+20 mA
−55˚C to +125˚C
=
VO VCC + 0.5V
Minimum Input Edge Rate (∆V/∆t)
’AC Devices
DC Output Voltage (VO
DC Output Source
)
−0.5V to VCC + 0.5V
% to 70% of V
VIN from 30
CC
±
±
or Sink Current (IO
)
50 mA
@
VCC 3.3V, 4.5V, 5.5V
125 mV/ns
DC VCC or Ground Current
per Output Pin (ICC or IGND
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-
)
50 mA
Storage Temperature (TSTG
)
−65˚C to +150˚C
™
mend operation of FACT circuits outside databook specifications.
DC Characteristics for ’AC Family Devices
54AC
=
Symbol
Parameter
VCC
(V)
TA
Units
Conditions
−55˚C to +125˚C
Guaranteed Limits
=
VIH
Minimum High Level
Input Voltage
3.0
4.5
5.5
3.0
4.5
5.5
3.0
4.5
5.5
2.1
3.15
3.85
0.9
VOUT 0.1V
V
V
V
or VCC − 0.1V
=
VIL
Maximum Low Level
Input Voltage
VOUT 0.1V
1.35
1.65
2.9
or VCC − 0.1V
=
VOH
Minimum High Level
Output Voltage
IOUT −50 µA
4.4
5.4
(Note 2)
=
VIN VIL or VIH
3.0
4.5
5.5
3.0
4.5
5.5
2.4
3.7
4.7
0.1
0.1
0.1
IOH = −12 mA
IOH = −24 mA
IOH = −24 mA
V
V
=
VOL
Maximum Low Level
Output Voltage
IOUT 50 µA
(Note 2)
=
VIN VIL or VIH
3.0
4.5
5.5
5.5
0.5
0.5
0.5
IOL = 12 mA
IOL = 24 mA
IOL = 24 mA
V
=
±
IIN
Maximum Input
Leakage Current
1.0
µA
VI VCC, GND
IOLD
IOHD
ICC
Minimum Dynamic
Output Current (Note 3)
5.5
5.5
5.5
50
mA
mA
µA
VOLD = 1.65V Max
VOHD = 3.85V Min
VIN = VCC
−50
40.0
Maximum Quiescent
Supply Current
or GND
Note 2: All outputs loaded; thresholds on input associated with output under test.
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