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DM74ALS138 Datasheet 3 To 8 Line Decoder/demultiplexer

Manufacturer: Fairchild (now onsemi)

Overview: DM74ALS138 3 to 8 Line Decoder/Demultiplexer September 1986 Revised February 2000 DM74ALS138 3 to 8 Line.

General Description

These Schottky-clamped circuits are designed to be used in high-performance memory-decoding or data-routing applications, requiring very short propagation delay times.

In high-performance memory systems these decoders can be used to minimize the effects of system decoding.

When used with high-speed memories, the delay times of these decoders are usually less than the typical access time of the memory.

Key Features

  • fully buffered inputs, presenting only one normalized load to its driving circuit. All inputs are clamped with high-performance Schottky diodes to suppress line-ringing and simplify system design. Features s Designed specifically for high speed: Memory decoders Data transmission systems s 3- to 8-line decoder incorporates 3 enable inputs to simplify cascading and/or data reception s Low power dissipation…23 mW typ s Switching specifications guaranteed over full temperature and VCC range s Advan.

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