CD74HC257 datasheet(2/7 Pages) TI

Teilenummer	CD74HC257

Bauteilbeschribung	High Speed CMOS Logic Quad 2-Input Multiplexer with Three-State Non-Inverting Outputs

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Hersteller	TI [Texas Instruments]

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2

Functional Diagram

3 CIRCUITS IDENTICAL TO CIRCUIT

IN ABOVE DASHED ENCLOSURE

OE

S

4I1

4I0

3I1

3I0

2I1

2I0

1I1

1I0

15

1

13

14

10

11

6

5

3

2

12

9

7

4

P

N

4Y

3Y

2Y

1Y

TRUTH TABLE

OUTPUT

ENABLE

SELECT

INPUT

DATA INPUTS

OUTPUT

OE

S

I0

I1

Y

H

XXX

Z

LLL

X

L

HXH

LH

X

L

HXH

H

NOTE:

H = High Voltage Level

L = Low Voltage Level

X = Don’t Care

Z = High Impedance, OFF State

CD74HC257, CD74HCT257

Ähnliche Teilenummer - CD74HC257

Hersteller	Teilenummer	Datenblatt	Bauteilbeschribung
Texas Instruments	CD74HC257	276Kb / 12P	[Old version datasheet] High-Speed CMOS Logic Quad 2-Input Multiplexer with Three-State Non-Inverting Outputs
	CD74HC257E	276Kb / 12P	[Old version datasheet] High-Speed CMOS Logic Quad 2-Input Multiplexer with Three-State Non-Inverting Outputs
	CD74HC257E	462Kb / 15P	[Old version datasheet] High-Speed CMOS Logic Quad 2-Input Multiplexer with Three-State Non-Inverting Outputs
	CD74HC257EE4	276Kb / 12P	[Old version datasheet] High-Speed CMOS Logic Quad 2-Input Multiplexer with Three-State Non-Inverting Outputs
	CD74HC257M	276Kb / 12P	[Old version datasheet] High-Speed CMOS Logic Quad 2-Input Multiplexer with Three-State Non-Inverting Outputs

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Ähnliche Beschreibung - CD74HC257

Hersteller	Teilenummer	Datenblatt	Bauteilbeschribung
Texas Instruments	CD54HCT257	276Kb / 12P	[Old version datasheet] High-Speed CMOS Logic Quad 2-Input Multiplexer with Three-State Non-Inverting Outputs
Texas Instruments	CD54HC257	462Kb / 15P	[Old version datasheet] High-Speed CMOS Logic Quad 2-Input Multiplexer with Three-State Non-Inverting Outputs
Intersil Corporation	CD54AC257	10Kb / 1P	Quad 2-Input Multiplexer Three-State, Non-Inverting June 1997
Texas Instruments	CD74AC257	39Kb / 8P	[Old version datasheet] Quad 2-Input Multiplexer with Three-State Outputs
	CD74AC257	287Kb / 8P	[Old version datasheet] Quad 2-Input Multiplexer with Three-State Outputs
	CD54AC257	455Kb / 17P	[Old version datasheet] Quad 2-Input Multiplexer with Three-State Outputs
	CD54AC257	485Kb / 17P	[Old version datasheet] Quad 2-Input Multiplexer with Three-State Outputs
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	CD74HC251	37Kb / 7P	[Old version datasheet] High Speed CMOS Logic 8-Input Multiplexer; Three-State

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