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74HCT138 Datasheet 3 To 8 Line Decoder Demultiplexer

Manufacturer: Diodes Incorporated

Overview: 74HCT138 3 TO 8 LINE DECODER DEMULTIPLEXER.

General Description

The 74HCT138 is a high speed CMOS device that is designed to be pin compatable with 74LS low power Schottky types.

Pin Assignments The device accepts a three bit binary weighted address on input pins A0, A1 and A2 and when enabled will produce one active low output with the remaing seven being high.

There are two active LOW enable inputs E1 and E2, and one active HIGH enable input E3.

Key Features

  • Wide Supply Voltage Range from 4.5V to 5.5V.
  • Sinks or sources 8mA at VCC = 4.5V.
  • CMOS low power consumption.
  • Schmitt Trigger Action at All Inputs.
  • Inputs accept up to 6.0V.
  • ESD Protection Tested per JESD 22.
  • Exceeds 200-V Machine Model (A115-A).
  • Exceeds 2000-V Human Body Model (A114-A).
  • Exceeds 1000-V Charged Device Model (C101C).
  • Latch-Up Exceeds 250mA per JESD 78, Class II.
  • Totally Lead-Free & Fully RoHS Compli.

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