Multiplexers | 74AC139

双 1/4 解码器/信号分离器

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概览

AC/ACT139 是一款高速双 1/4 解码器/信号分离器。该器件具有两个独立解码器，每个可以接受两个输入，并提供四个互斥的有效低电平输出。每个解码器都有一个有效低电平启用输入，可以用作 4 个输出信号分离器的数据输入。AC/ACT139 的每一半可用作一个信号发生器，提供两个变量的所有四个最小项。

  • This product is general usage and suitable for many different applications.

  • ICC降低了50%
  • 多功能能力
  • 两个完全独立的1:4解码器
  • 低电平有互斥输出
  • 24 mA输出源电流/灌电流
  • ACT139具有TTL兼容输入

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Reference Price

74AC139MTCX

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CAD Model

Pb

A

H

P

TSSOP-16

948AH

1

260

REEL

2500

N

2

2

6

7

24

$0.2497

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74AC139SC

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CAD Model

Pb

A

H

P

SOIC-16

751B-05

1

260

TUBE

48

N

2

2

6

7

24

Price N/A

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74AC139SCX

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Active

CAD Model

Pb

A

H

P

SOIC-16

751BG

1

260

REEL

2500

N

2

2

6

7

24

$0.2893

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Die Related Summary Data

Device: 74AC139MTCX

Equivalent to wafer fab process: CMOS SUB

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等效器件小时

平均故障间隔时间/平均无故障时间（按小时计算）

FITS

CMOS SUB

2

920154574

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Data is based on the following assumptions.

Note: The temperature and confidence level may be adjusted to your requirements.

Disclaimer: A reliability FIT rate calculated using this tool shall not be used for any functional safety purpose. In case a raw FIT rate needs to be estimated for a component which is targeted to be used in a safety critical application (i.e. compliant to ISO 26262 standard) it should be calculated according to generic safety standards (IEC62380, IEC61709, SN29500, FIDES, etc.)

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