DM74LS293M datasheet(4/6 Pages) NSC

No de pièce	DM74LS293M

Description	4-Bit Binary Counter

Download	6 Pages

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Fabricant	NSC [National Semiconductor (TI)]

Site Internet	http://www.national.com

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4 / 6 page

Function Tables

Count Sequence (See Note C)

Count

Outputs

QD

QC

QB

QA

0L

L

1L

L

H

2L

L

H

L

3L

L

H

4L

H

L

5L

H

L

H

6L

H

L

7L

H

8H

L

9H

L

H

10

H

L

H

L

11

H

L

H

12

H

L

13

H

L

H

14

H

L

15

H

Note C

Output QA is connected to input B

ResetCount Truth Table

Reset Inputs

Outputs

R0(1)

R0(2)

QD

QC

QB

QA

HH

L

X

COUNT

X

L

COUNT

H e High Level L e Low Level X e Don’t Care

Logic Diagram

LS293

TLF6423 – 2

Note

The J and K inputs shown without connection are for reference only and are functionally at a high level

4

Numéro de pièce similaire - DM74LS293M

Fabricant	No de pièce	Fiches technique	Description
National Semiconductor ...	DM74LS290	106Kb / 4P	4-BIR DECADE COUNTER
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	DM74LS295AM	117Kb / 4P	4-BIT SHIFT REGISTER WITH TRI-STATE OUTPUTS

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Description similaire - DM74LS293M

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DM74LS293M Fiches technique(PDF) 4 Page - National Semiconductor (TI)

DM74LS293M Fiches technique(HTML) 4 Page - National Semiconductor (TI)

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