TC74VHCT74AF/AFN/AFT

2007-10-01

3

Operating Ranges (Note 1)

Characteristics

Symbol

Rating

Unit

Supply voltage

4.5 to 5.5

V

Input voltage

0 to 5.5

V

0 to 5.5

(Note 2)

Output voltage

(Note 3)

V

Operating temperature

−40 to 85

°C

Input rise and fall time

dt/dV

0 to 20

ns/V

Note 1: The operating ranges must be maintained to ensure the normal operation of the device.

Unused inputs must be tied to either VCC or GND.

Note 3: High or low state

Electrical Characteristics

DC Characteristics

Test Condition

Ta = 25°C

Ta =

−40 to 85°C

Characteristics

Symbol

(V)

Min

Typ.

Max

Min

Max

Unit

High-level input

voltage

―

4.5

to

5.5

2.0

―

―

2.0

―

V

Low-level input

voltage

―

4.5

to

5.5

―

―

0.8

―

0.8

V

4.5

4.40

4.50

―

4.40

―

High-level output

voltage

4.5

3.94

―

―

3.80

―

V

4.5

―

0.0

0.1

―

0.1

Low-level output

voltage

4.5

―

―

0.36

―

0.44

V

Input leakage

current

0 to

5.5

―

―

±0.1

―

±1.0

μA

5.5

―

―

2.0

―

20.0

μA

Quiescent supply

current

5.5

―

―

1.35

―

1.50

mA

Output leakage

current

0

―

―

0.5

―

5.0

μA