74HC154(2016) Просмотр технического описания (PDF) - NXP Semiconductors.

Номер в каталоге

Компоненты Описание

производитель

74HC154
(Rev.:2016)

4-to-16 line decoder/demultiplexer

NXP Semiconductors. 

Nexperia

74HC154; 74HCT154

4-to-16 line decoder/demultiplexer

5.2 Pin description

Table 2. Pin description

Symbol

Pin

Description

Y0, Y1, Y2, Y3, Y4, Y5, Y6, Y7, Y8, Y9, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 13, 14, 15, data output (active LOW)

Y10, Y11, Y12, Y13, Y14, Y15

16, 17

GND

12

ground (0 V)

E0, E1

18, 19

enable input (active LOW)

A0, A1, A2, A3

23, 22, 21, 20

address input

VCC

24

supply voltage

6. Functional description

Table 3. Function table[1]

Input

Output

E0 E1 A0 A1 A2 A3 Y0 Y1 Y2 Y3 Y4 Y5 Y6 Y7 Y8 Y9 Y10 Y11 Y12 Y13 Y14 Y15

HHXXXXHHHHHH H H H H H H H H H H

HL XXXXHHHHHH H H H H H H H H H H

L HXXXXHHHHHH H H H H H H H H H H

L L L L L L L HHHHH H H H H H H H H H H

HL L L HL HHHH H H H H H H H H H H

L HL L HHL HHH H H H H H H H H H H

HHL L HHHL HH H H H H H H H H H H

L L HL HHHHL H H H H H H H H H H H

HL HL HHHHHL H H H H H H H H H H

L HHL HHHHHH L H H H H H H H H H

HHHL HHHHHH H L H H H H H H H H

L L L HHHHHHH H H L H H H H H H H

HL L HHHHHHH H H H L H H H H H H

L HL HHHHHHH H H H H L H H H H H

HHL HHHHHHH H H H H H L H H H H

L L HHHHHHHH H H H H H H L H H H

HL HHHHHHHH H H H H H H H L H H

L HHHHHHHHH H H H H H H H H L H

HHHHHHHHHH H H H H H H H H H L

[1] H = HIGH voltage level

L = LOW voltage level

X = don’t care.

74HC_HCT154

Product data sheet

All information provided in this document is subject to legal disclaimers.

Rev. 7 — 29 February 2016

© Nexperia B.V. 2017. All rights reserved

4 of 20

Share Link: