74VHC32MTCX 参数 Datasheet PDF下载

74VHC32

AC Electrical Characteristics

Symbol

t

PHL

t

PLH

Parameter

Propagation Delay

V

CC

(V)

3.3

±0.3

5.0

±0.5

C

IN

C

PD

Input Capacitance

Power Dissipation

Capacitance

Note 4:

C

PD

is defined as the value of the internal equivalent capacitance which is calculated from the operating current consumption without load. Average

operating current can be obtained by the equation: I

CC

(opr.)

=

C

PD

* V

CC

* f

IN

+

I

CC

/4 (per gate).

T

A

=

25°C

Min

Typ

5.5

8.0

3.8

5.3

4

14

Max

7.9

11.4

5.5

7.5

10

T

A

= −40°C

to

+85°C

Min

1.0

1.0

1.0

1.0

Max

9.5

13.0

6.5

8.5

10

Units

ns

ns

pF

pF

Conditions

C

L

=

15 pF

C

L

=

50 pF

C

L

=

15 pF

C

L

=

50 pF

V

CC

=

Open

(Note 4)

3

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