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HD74AC138 - 1-of-8 Decoder/Demultiplexer

General Description

The HD74AC138/HD74ACT138 is a high-speed 1-of-8 decoder/demultiplexer.

This device is ideally suited for highspeed bipolar memory chip select address decoding.

Key Features

  • Demultiplexing Capability.
  • Multiple Input Enable for Easy Expansion.
  • Active LOW Mutually Exclusive Outputs.
  • Outputs Source/Sink 24 mA.
  • HD74ACT138 has TTL-Compatible Inputs.
  • Ordering Information: Ex. HD74AC138 Part Name Package Type Package Code Package Abbreviation Taping Abbreviation (Quantity) HD74AC138AP DIP-16 pin DP-16E, -16FV P.
  • HD74AC138AFPEL SOP-16 pin (JEITA) FP-16DAV FP EL (2,000 pcs/reel) HD74AC138ARPEL SOP-16 p.

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Datasheet Details

Part number HD74AC138
Manufacturer Renesas
File Size 132.39 KB
Description 1-of-8 Decoder/Demultiplexer
Datasheet download datasheet HD74AC138 Datasheet

Full PDF Text Transcription for HD74AC138 (Reference)

Note: Below is a high-fidelity text extraction (approx. 800 characters) for HD74AC138. For precise diagrams, and layout, please refer to the original PDF.

HD74AC138/HD74ACT138 1-of-8 Decoder/Demultiplexer REJ03D0248–0200Z (Previous ADE-205-368 (Z)) Rev.2.00 Jul.16.2004 Description The HD74AC138/HD74ACT138 is a high-speed 1-...

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00 Jul.16.2004 Description The HD74AC138/HD74ACT138 is a high-speed 1-of-8 decoder/demultiplexer. This device is ideally suited for highspeed bipolar memory chip select address decoding. The multiple input enables allow parallel expansion to a 1-of-24 decoder using just three HD74AC138/HD74ACT138 devices or a 1-of-32 decoder using four HD74AC138/HD74ACT138 devices and one inverter. Features • Demultiplexing Capability • Multiple Input Enable for Easy Expansion • Active LOW Mutually Exclusive Outputs • Outputs Source/Sink 24 mA • HD74ACT138 has TTL-Compatible Inputs • Ordering Information: Ex.