M74HC4028B1R datasheet(2/9 Pages) STMICROELECTRONICS

部品番号	M74HC4028B1R

部品情報	BCD TO DECIMAL DECODER

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M74HC4028

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INPUT AND OUTPUT EQUIVALENT CIRCUIT

PIN DESCRIPTION

TRUTH TABLE

X : Don’t Care

LOGIC DIAGRAM

This logic diagram has not be used to estimate propagation delays

PIN No

SYMBOL

NAME AND FUNCTION

1, 2, 3, 4, 5,

6, 7, 9, 14,

15

Y0 to Y9

Decoder Outputs

10, 11, 12,

13

A to D

Data Inputs

8

GND

Ground (0V)

16

VCC

Positive Supply Voltage

INPUTS

OUTPUTS

SELECTED

OUTPUT

D

C

B

A

Y0

Y1

Y2

Y3

Y4

Y5

Y6

Y7

Y8

Y9

LL

H

L

LLL

LL

Y0

LL

L

H

L

H

L

LLL

LL

Y1

LL

H

L

H

LLL

LL

Y2

LL

H

L

H

LL

Y3

L

H

LLL

LL

L

H

L

Y4

LH

LHL

L

LH

L

Y5

L

H

L

LLL

H

L

LL

Y6

L

H

L

LLL

L

H

LL

Y7

H

L

LLL

LL

LLL

LL

H

L

Y8

H

L

H

L

LLL

LL

L

H

Y9

H

X

H

X

L

LLL

LL

NONE

H

X

L

LL

LLL

LL

NONE

同様の部品番号 - M74HC4028B1R

メーカー	部品番号	データシート	部品情報
STMicroelectronics	M74HC4028B1R	245Kb / 10P	BCD TO DECIMAL DECODER

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