74HC138BQ データシートの表示（PDF） - Nexperia B.V. All rights reserved

部品番号

コンポーネント説明

メーカー

74HC138BQ

3-to-8 line decoder/demultiplexer; inverting

Nexperia B.V. All rights reserved 

Nexperia

74HC138; 74HCT138

3-to-8 line decoder/demultiplexer; inverting

6. Functional description

Table 3. Function table

H = HIGH voltage level; L = LOW voltage level; X = don’t care.

Control

Input

Output

E1

E2

E3

A2

A1

A0

Y7

Y6

Y5

Y4

Y3

Y2

Y1

Y0

H

X

X

X

X

X

H

H

H

H

H

H

H

H

X

H

X

X

X

L

L

L

H

L

L

L

H

H

H

H

H

H

H

L

L

L

H

H

H

H

H

H

H

L

H

L

H

L

H

H

H

H

H

L

H

H

L

H

H

H

H

H

H

L

H

H

H

H

L

L

H

H

H

L

H

H

H

H

H

L

H

H

H

L

H

H

H

H

H

H

H

L

H

L

H

H

H

H

H

H

H

H

H

L

H

H

H

H

H

H

H

7. Limiting values

Table 4. Limiting values

In accordance with the Absolute Maximum Rating System (IEC 60134). Voltages are referenced to GND (ground = 0 V).

Symbol Parameter

Conditions

Min

Max Unit

VCC

IIK

IOK

IO

ICC

IGND

Tstg

Ptot

supply voltage

input clamping current

output clamping current

output current

quiescent supply current

ground current

storage temperature

total power dissipation

VI < -0.5 V or VI > VCC + 0.5 V

VO < -0.5 V or VO > VCC + 0.5 V

VO = -0.5 V to (VCC + 0.5 V)

-0.5

-

-

-

-

-50

-65

[1] -

+7 V

±20 mA

±20 mA

±25 mA

50 mA

-

mA

+150 °C

500 mW

[1] For SOT109-1 (SO16) package: Ptot derates linearly with 12.4 mW/K above 110 °C.

For SOT338-1 (SSOP16) package: Ptot derates linearly with 8.5 mW/K above 91 °C.

For SOT403-1 (TSSOP16) package: Ptot derates linearly with 8.5 mW/K above 91 °C.

For SOT763-1 (DHVQFN16) package: Ptot derates linearly with 11.2 mW/K above 106 °C.

74HC_HCT138

Product data sheet

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

Rev. 8 — 7 April 2020

© Nexperia B.V. 2020. All rights reserved

4 / 16

Share Link: