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4

Recommended Operating

Conditions

Note 2: 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 3: Either voltage limit or current limit is sufficient to protect inputs.

DC Electrical Characteristics

Storage Temperature

−65°C to +150°C

Ambient Temperature under Bias

−55°C to +125°C

Junction Temperature under Bias

−55°C to +150°C

−0.5V to +7.0V

Input Voltage (Note 3)

−0.5V to +7.0V

Input Current (Note 3)

−30 mA to +5.0 mA

Voltage Applied to Output

Standard Output

−0.5V to V

CC

3-STATE Output

−0.5V to +5.5V

Current Applied to Output

in LOW State (Max)

ESD Last Passing Voltage

(Min)—74F399

4000V

Free Air Ambient Temperature

0

°C to +70°C

Supply Voltage

+4.5V to +5.5V

Symbol

Parameter

Min

Typ

Max

Units

Conditions

Input HIGH Voltage

2.0

V

Recognized as a HIGH Signal

Input LOW Voltage

0.8

V

Recognized as a LOW Signal

Input Clamp Diode Voltage

−1.2

V

Min

Output HIGH

2.5

VMin

Voltage

2.7

Output LOW

0.5

V

Min

Voltage

Input HIGH Current

5.0

µAMax

Input HIGH Current

7.0

µAMax

Breakdown Test

Output HIGH

50

µAMax

Leakage Current

Input Leakage

4.75

V

0.0

Test

All Other Pins Grounded

Output Leakage

3.75

µA0.0

Circuit Current

All Other Pins Grounded

Input LOW Current

−0.6

mA

Max

Output Short-Circuit Current

−60

−150

mA

Max

Power Supply Current (74F398)

25

38

mA

Max

Power Supply Current (74F398)

25

38

mA

Max

Power Supply Current (74F399)

22

34

mA

Max

Power Supply Current (74F399)

22

34

mA

Max