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CD54HC238 Datasheet High-speed CMOS Logic 3 To 8-line Decoder/demultiplexer Inverting/noninverting

Manufacturer: Texas Instruments

Overview: Data sheet acquired from Harris Semiconductor SCHS147I October 1997 - Revised August 2004 CD54/74HC138, CD54/74HCT138, CD54/74HC238, CD54/74HCT238 High-Speed CMOS Logic 3- to 8-Line Decoder/ Demultiplexer Inverting and.

This datasheet includes multiple variants, all published together in a single manufacturer document.

General Description

CD74HCT138E -55 to 125 16 Ld PDIP The ’HC138, ’HC238, ’HCT138, and ’HCT238 are high-speed silicon-gate CMOS decoders well suited to memory address decoding or data-routing applications.

Both circuits f

Key Features

  • Select One Of Eight Data Outputs Active Low for 138, Active High for 238.
  • l/O Port or Memory Selector.
  • Three Enable Inputs to Simplify Cascading.
  • Typical CL = 15 Propagation Delay pF, TA = 25oC of 13 ns at VCC = 5 V,.
  • Fanout (Over Temperature Range) - Standard Outputs.
  • 10 LSTTL Loads - Bus Driver Outputs.
  • . . . 15 LSTTL Loads.
  • Wide Operating Temperature Range . . . -55oC to 125oC.

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CD54HC238 Distributor