Absolute Maximum Ratings (Note 1)
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
CC
Pin Potential to
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 +5.5V
in the HIGH State −0.5V to V
CC
Current Applied to Output
in LOW State (Max) Twice the rated I
OL
(mA)
DC Latchup Source Current −500 mA
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
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.
DC Electrical Characteristics
Symbol Parameter FCT573 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
IN
=−18 mA
V
OH
Output HIGH
Voltage 54FCT 4.3 V Min I
OH
=−300 µA
54FCT 2.4 I
OH
=−12 mA
V
OL
Output LOW
Voltage 54FCT 0.2 V Min I
OL
=300 µA
54FCT 0.5 I
OL
=32 mA
I
IH
Input HIGH Current 5 µA Max V
IN
=V
CC
I
IL
Input LOW Current −5 µA Max V
IN
=0.0V
I
OZH
Output Leakage Current 50 µA 0 −
5.5V V
OUT
=2.7V; OE =2.0V
I
OZL
Output Leakage Current −50 µA 0 −
5.5V V
OUT
=0.5V; OE =2.0V
I
OS
Output Short-Circuit Current -60 mA Max V
OUT
=0.0V
I
CCQ
Quiescent Power Supply Current 1.5 mA Max V
IN
<0.2V or V
IN
5.3V, V
CC
=
5.5V
∆I
CC
Quiescent Power
Supply Current 2.0 mA Max V
I
=3.4V, V
CC
= 5.5V
I
CCD
Dynamic I
CC
0.4 mA/
MHz Max Outputs Open, V
CC
= 5.5V, V
IN
5.3V or V
IN
<0.2V, One Bit
Toggling, 50%Duty Cycle, OE =
GND, LE =V
CC
I
CC
Total Power Supply
Current 6.0 mA Max Outputs Open, f
CP
= 10 MHz,
V
CC
= 5.5V, V
IN
5.3V or V
IN
<
0.2V, One Bit Toggling, 50%
Duty Cycle, OE =GND, LE =
V
CC
54FCT573
www.national.com3