74F538 Просмотр технического описания (PDF) - Fairchild Semiconductor

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74F538

1-of-8 Decoder with 3-STATE Outputs

Fairchild Semiconductor 

AC Electrical Characteristics

Symbol

Parameter

tPLH

Propagation Delay

tPHL

An to On

tPLH

Propagation Delay

tPHL

E1 or E2 to On

tPLH

Propagation Delay

tPHL

E3 or E4 to On

tPLH

Propagation Delay

tPHL

P to On

tPZH

Output Enable Time

tPZL

OE1 or OE2 to On

tPHZ

Output Disable Time

tPLZ

OE1 or OE2 to On

TA = +25°C

VCC = +5.0V

CL = 50 pF

Min

Typ

Max

6.0

11.0

16.0

4.0

7.5

11.0

5.0

8.5

15.0

4.0

6.5

9.0

6.0

11.0

16.0

5.0

10.0

14.0

6.0

11.5

18.0

6.0

11.0

16.0

3.0

5.5

10.0

5.0

9.0

13.0

2.0

4.0

6.0

3.0

5.0

8.0

TA = 0°C to +70°C

VCC = +5.0V

CL = 50 pF

Min

Max

6.0

17.0

4.0

12.0

5.0

16.0

4.0

10.0

6.0

17.0

5.0

15.0

6.0

20.0

6.0

17.0

3.0

11.0

5.0

14.0

2.0

7.0

3.0

9.0

Units

ns

ns

ns

5

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