CD74ACT258M datasheet(5/17 Pages) TI

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ACT Input Load Table

INPUT

UNIT LOAD

Data

0.83

1.27

NOTE: Unit load is

∆ICC limit specified in DC Electrical Specifications

Table, e.g., 2.4mA max at 25oC.

Switching Speciﬁcations Input tr, tf = 3ns, CL = 50pF (Worst Case)

PARAMETER

SYMBOL

VCC (V)

-40oC TO 85oC

-55oC TO 125oC

UNITS

MIN

TYP

MAX

MIN

TYP

MAX

AC TYPES

Propagation Delay,

In to Y

AC/ACT257

tPLH, tPHL

1.5

106

117

3.3

(Note 9)

3.3

11.8

3.3

(Note 10)

2.4

8.5

2.3

9.3

Propagation Delay,

S to Y

AC/ACT257

tPLH, tPHL

1.5

153

168

3.3

4.8

17.1

4.7

18.8

3.5

12.2

3.4

13.4

Propagation Delay,

OE to Y

AC/ACT257

tPLZ, tPHZ,

tPZL, tPZH

1.5

167

184

3.3

5.3

18.7

5.2

20.6

3.8

13.4

3.7

14.7

Propagation Delay,

In to Y

’AC/CD74ACT258

tPLH, tPHL

1.5

100

3.3

2.9

10.2

2.8

11.2

2.1

7.3

Propagation Delay,

S to Y

’AC/CD74ACT258

tPLH, tPHL

1.5

153

168

3.3

4.8

17.1

4.7

18.8

3.5

12.2

3.4

13.4

Propagation Delay,

OE to Y

’AC/CD74ACT258

tPLZ, tPHZ,

tPZL, tPZH

1.5

167

184

3.3

5.3

18.7

5.2

20.6

3.8

13.4

3.7

14.7

Three-State Output

Capacitance

-15-

-15

Input Capacitance

-10-

-10

Power Dissipation Capacitance

CPD

(Note 11)

130

ACT TYPES

Propagation Delay,

In to Y

AC/ACT257

tPLH, tPHL

(Note 10)

2.8

9.7

2.7

10.7

Propagation Delay,

S to Y

AC/ACT257

tPLH, tPHL

3.9

15.4

CD54/74AC257, CD54/74ACT257, CD74ACT258

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