DM74LS251 datasheet(4/6 Pages) FAIRCHILD

No de pièce	DM74LS251

Description	3-STATE 1-of-8 Line Data Selector/Multiplexer

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Fabricant	FAIRCHILD [Fairchild Semiconductor]

Site Internet	http://www.fairchildsemi.com

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Switching Characteristics

at VCC = 5V and TA = 25°C

Note 6: CL = 5 pF

From (Input)

RL = 667Ω

Symbol

Parameter

to (Output)

CL = 45 pF

CL = 150 pF

Units

Min

Max

Min

Max

tPLH

Propagation Delay Time

A, B, C

45

53

ns

LOW-to-HIGH Level Output

(4 Levels) to Y

tPHL

Propagation Delay Time

A, B, C

45

53

ns

HIGH-to-LOW Level Output

(4 Levels) to Y

tPLH

Propagation Delay Time

A, B, C

33

38

ns

LOW-to-HIGH Level Output

(3 Levels) to W

tPHL

Propagation Delay Time

A, B, C

33

42

ns

HIGH-to-LOW Level Output

(3 Levels) to W

tPLH

Propagation Delay Time

D to Y

28

35

ns

LOW-to-HIGH Level Output

tPHL

Propagation Delay Time

D to Y

28

38

ns

HIGH-to-LOW Level Output

tPLH

Propagation Delay Time

D to W

15

25

ns

LOW-to-HIGH Level Output

tPHL

Propagation Delay Time

D to W

15

25

ns

HIGH-to-LOW Level Output

tPZH

Output Enable Time to

Strobe to Y

45

60

ns

HIGH Level Output

tPZL

Output Enable Time to

Strobe to Y

40

51

ns

LOW Level Output

tPHZ

Output Disable Time from

Strobe to Y

45

ns

HIGH Level Output (Note 6)

tPLZ

Output Disable Time from

Strobe to Y

25

ns

LOW Level Output (Note 6)

tPZH

Output Enable Time to

Strobe to W

27

40

ns

HIGH Level Output

tPZL

Output Enable Time to

Strobe to W

40

47

ns

LOW Level Output

tPHZ

Output Disable Time from

Strobe to W

55

ns

HIGH Level Output (Note 6)

tPLZ

Output Disable Time from

Strobe to W

25

ns

LOW Level Output (Note 6)

Numéro de pièce similaire - DM74LS251

Fabricant	No de pièce	Fiches technique	Description
National Semiconductor ...	DM74LS251	135Kb / 6P	TRI-STATE Data Selectors/Multiplexers
	DM74LS251M	135Kb / 6P	TRI-STATE Data Selectors/Multiplexers
	DM74LS251N	135Kb / 6P	TRI-STATE Data Selectors/Multiplexers

More results

Description similaire - DM74LS251

Fabricant	No de pièce	Fiches technique	Description
Fairchild Semiconductor	DM74ALS251	76Kb / 7P	3-STATE 1-of-8 Line Data Selector/Multiplexer
Fairchild Semiconductor	DM74ALS251N	80Kb / 7P	3-STATE 1-of-8 Line Data Selector/Multiplexer
National Semiconductor ...	DM54S251	121Kb / 6P	TRI-STATE 1 of 8 Line Data Selector/Multiplexer
Renesas Technology Corp	HD74HC152	174Kb / 6P	1-of-8-line Data Selector/Multiplexer
Hitachi Semiconductor	HD74HC151	51Kb / 8P	1 of-8-line Data Selector/Multiplexer
Fairchild Semiconductor	DM74ALS151	56Kb / 6P	1 of 8 Line Data Selector/Multiplexer
Fairchild Semiconductor	DM74LS151	70Kb / 7P	1-of-8 Line Data Selector/Multiplexer
Renesas Technology Corp	HD74HC151	96Kb / 7P	1-of-8-line Data Selector/Multiplexer
Hitachi Semiconductor	HD74HC152	48Kb / 8P	1-of-8-line Data Selector/Multiplexer
National Semiconductor ...	DM74ALS151	100Kb / 6P	1 of 8 Line Data Selector/Multiplexer August 1995

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DM74LS251 Fiches technique(PDF) 4 Page - Fairchild Semiconductor

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