If Military/Aerospace specified devices are required,

please contact the National Semiconductor Sales Office/

Distributors for availability and specifications.

Storage Temperature

−65˚C to +150˚C

Ambient Temperature under Bias

−55˚C to +125˚C

Junction Temperature under Bias

Ceramic

−55˚C to +175˚C

V

Ground Pin

−0.5V to +7.0V

Input Voltage (Note 2)

−0.5V to +7.0V

Input Current (Note 2)

−30 mA to +5.0 mA

Voltage Applied to Any Output

in the Disabled or

Power-Off State

−0.5V to +4.75V

in the HIGH State

−0.5V to V

CC

Current Applied to Output

in LOW State (Max)

Twice the rated I

DC Latchup Source Current

−500 mA

(Across Comm Operating Range)

Recommended Operating

Conditions

Free Air Ambient Temperature

Military

−55˚C to +125˚C

Supply Voltage

Military

+4.5V to +5.5V

Minimum Input Edge Rate

(

∆V/∆t)

Data Input

50 mV/ns

Enable Input

20 mV/ns

DC Electrical Characteristics

Symbol

Parameter

FCT377

Units

V

CC

Conditions

Min

Typ

Max

V

IH

Input HIGH Voltage

2.0

V

Recognized HIGH Signal

V

IL

Input LOW Voltage

0.8

V

Recognized LOW Signal

V

CD

Input Clamp Diode Voltage

−1.2

V

Min

I

V

OH

Output HIGH Voltage

54FCT

4.3

V

Min

I

54FCT

2.4

I

V

OL

Output LOW Voltage

54FCT

0.2

V

Min

I

54FCT

0.5

I

I

IH

Input HIGH Current

5

µA

Max

V

I

IL

Input LOW Current

−5

µA

Max

V

I

OS

Output Short-Circuit Current

−60

mA

Max

V

I

CCQ

Quiescent Power

Supply Current

1.5

mA

Max

V

∆I

CC

Maximum I

V

2.0

mA

Max

Data Input V

All Others at V

I

CCD

Dynamic I

CC

0.4

mA/

Max

Outputs Open

MHz

One bit Toggling, 50% Duty Cycle

I

CC

Total Power Supply

Current

6.0

mA

Max

V

10MHz, 50% Duty Cycle, One bit

Toggling at f

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.

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