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 V

DC Output Source

or Sink Current (I

DC V

per Output Pin (I

Storage Temperature (T

−65˚C to +150˚C

Junction Temperature (T

CDIP

175˚C

Recommended Operating

Conditions

Supply Voltage (V

FCT

4.5V to 5.5V

Input Voltage (V

0VtoV

CC

Output Voltage (V

0VtoV

CC

Operating Temperature (T

54FCT

−55˚C to +125˚C

Note 2: 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, output/input loading variables. National does not recommend

DC Electrical Characteristics for ’FCT Family Devices

Symbol

Parameter

54FCT

Units

V

CC

Conditions

Min

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

V

Min

I

V

OL

Output LOW Voltage

54FCT

0.2

V

Min

I

54FCT

0.5

V

Min

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

5.5V

∆I

CC

Quiescent Power

Supply Current

2.0

mA

Max

V

I

CCD

Dynamic I

CC

0.25

mA/

MHz

Max

V

One Bit Toggling, 50% Duty

Cycle, OE

I

CC

Total Power Supply

Current

5.0

mA

Max

V

= 10MHz, OE

Bit Toggling, 50% Duty Cycle

Note 3: All outputs loaded; thresholds on input associated with output under test.

Note 4: Maximum test duration 2.0 ms, one output loaded at a time.

www.national.com

3