Multiplexers | MC74ACT139

Dual 1-of-4 Decoder/Demultiplexer

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The MC74AC139/74ACT139 is a high-speed, dual 1-of-4 decoder/demultiplexer The device has two independent decoders, each accepting two inputs and providing four mutually-exclusive active-LOW outputs. Each decoder has an active-LOW Enable input which can be used as a data input for a 4-output demultiplexer. Each half of the MC74AC139/74ACT139 can be used as a function generator providing four minterms of two variables.

  • Multifunction Capability
  • Two Completely Independent 1-of-4 Decoders
  • Active LOW Mutually Exclusive Outputs
  • Outputs Source/Sink 24 mA
  • ACT139 Has TTL Compatible Inputs
  • These devices are available in Pb-free package(s). Specifications herein apply to both standard and Pb-free devices. Please see our website at www.onsemi.com for specific Pb-free orderable part numbers, or contact your local ON Semiconductor sales office or representative.

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MC74ACT139DG

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Active

CAD Model

Pb

A

H

P

SOIC-16

751B-05

1

260

TUBE

48

N

2

4.5

5.5

9.5

24

$0.2889

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MC74ACT139DR2G

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Active

CAD Model

Pb

A

H

P

SOIC-16

751B-05

1

260

REEL

2500

N

2

4.5

5.5

9.5

24

$0.2383

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MC74ACT139DTG

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Obsolete

CAD Model

Pb

A

H

P

TSSOP-16

948F-01

1

260

TUBE

96

N

2

4.5

5.5

9.5

24

Price N/A

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MC74ACT139DTR2G

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Active

CAD Model

Pb

A

H

P

TSSOP-16

948F-01

1

260

REEL

2500

N

2

4.5

5.5

9.5

24

$0.2481

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NLV74ACT139DR2G

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CAD Model

Pb

A

H

P

SOIC-16

751B-05

1

260

REEL

2500

N

2

4.5

5.5

9.5

24

Price N/A

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可靠性数据

Die Related Summary Data

Device: MC74ACT139DG

Equivalent to wafer fab process: CMOS SUB

产品技术

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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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Re-calculate Data

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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