M54HC154D1 查看數據表（PDF） - STMicroelectronics

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M54HC154D1

RAD-HARD 4 TO 16 LINE DECODER/DEMULTIPLEXER

STMicroelectronics 

M54HC154

IEC LOGIC SYMBOLS

INPUT AND OUTPUT EQUIVALENT CIRCUIT

TRUTH TABLE

G1

G2

L

L

L

L

L

L

L

L

L

L

L

L

L

L

L

L

L

L

L

L

L

L

L

L

L

L

L

L

L

L

L

L

X

H

H

X

X : Don’t Care

2/9

INPUTS

D

C

L

L

L

L

L

L

L

L

L

H

L

H

L

H

L

H

H

L

H

L

H

L

H

L

H

H

H

H

H

H

H

H

X

X

X

X

PIN DESCRIPTION

PIN N°

1, 2, 3, 4, 5, 6,

7, 8, 9, 10, 11,

13, 14, 15, 16,

17

18, 19

23, 22, 21, 20

12

24

SYMBOL NAME AND FUNCTION

Y0 to Y15 Outputs (Active Low)

G1, G2

A to D

GND

VCC

Enable Inputs

(Active Low)

Address Inputs

Ground (0V)

Positive Supply Voltage

SELECTED OUTPUT (L)

B

A

L

L

L

H

H

L

H

H

L

L

L

H

H

L

H

H

L

L

L

H

H

L

H

H

L

L

L

H

H

L

H

H

X

X

X

X

Y0

Y1

Y2

Y3

Y4

Y5

Y6

Y7

Y8

Y9

Y10

Y11

Y12

Y13

Y14

Y15

NONE

NONE

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