If Military/Aerospace specified devices are required,

please contact the National Semiconductor Sales Office/

Distributors for availability and specifications.

Supply Voltage (V

−0.5V to +7.0V

DC Input Diode Current (I

V

−20 mA

V

+20 mA

DC Input Voltage (V

−0.5V to V

DC Output Diode Current (I

V

−20 mA

V

+20 mA

DC Output Voltage (V

−0.5V to to V

DC Output Source or Sink

Current (I

DC V

Output Pin (I

Storage Temperature (T

−65˚C to +150˚C

Junction Temperature (T

CDIP

175˚C

Recommended Operating

Conditions

Supply Voltage (V

’AC

2.0V to 6.0V

Input Voltage (V

0VtoV

CC

Output Voltage (V

0VtoV

CC

Operating Temperature (T

54AC

−55˚C to +125˚C

Minimum Input Edge Rate (

∆V/∆t)

’AC Devices

V

V

125 mV/ns

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-

DC Characteristics for ’AC Family Devices

Symbol

Parameter

V

CC

(V)

54AC

Units

Conditions

T

−55˚C to +125˚C

Guaranteed Limits

V

IH

Minimum High Level

Input Voltage

3.0

2.1

V

V

or V

4.5

3.15

5.5

3.85

V

IL

Maximum Low Level

Input Voltage

3.0

0.9

V

V

or V

4.5

1.35

5.5

1.65

V

OH

Minimum High Level

Output Voltage

3.0

2.9

V

I

4.5

4.4

5.5

5.4

(Note 2)

V

3.0

2.4

VI

OH

−12 mA

4.5

3.7

−24 mA

5.5

4.7

−24 mA

V

OL

Maximum Low Level

Output Voltage

3.0

0.1

V

I

4.5

0.1

5.5

0.1

(Note 2)

V

3.0

0.5

VI

OL

12 mA

4.5

0.5

24 mA

5.5

0.5

24 mA

I

IN

Maximum Input

Leakage Current

5.5

µA

V

I

OLD

(Note 3) Minimum

Dynamic Output

Current

5.5

50

mA

V

I

OHD

5.5

−50

mA

V

I

CC

Maximum Quiescent

Supply Current

5.5

40.0

µA

V

or GND

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