74HC238 3 to 8 Line Decoder / Demultiplexer IC – Pack of 5





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The 74HC238 is a 3 to 8-line Decoder/DEMUX, it takes 3 binary inputs and provides 8 output lines. Arduino or other similar microcontroller users can use 3 output pins to control 8 output pins. It has 3 Enable pins which make cascading possible. It is possible to make 5-to-32 lines using it.



  • Supply voltage: -0.5 to +7V
  • Output Current: +/- 25mA
  • Supply Current: +/- 50mA
  • Ground Current: 50-mA
  • Storage Temperature: -65C to +150C
  • Total Power Dissipation: 500mW
  • Demultiplexing capability
  • Multiple inputs enable for easy expansion
  • Ideal for memory chip select decoding
  • Active HIGH mutually exclusive outputs
  • Multiple package options
  • Complies with JEDEC standard no. 7A
  • Input levels:
    • For 74HC238: CMOS level
    • For 74HCT238: TTL level
  • ESD protection:
    • HBM JESD22-A114F exceeds 2000 V
    • MM JESD22-A115-A exceeds 200 V
  • Specified from -40 °C to +85 °C and from -40 °C to +125 °C



  • 5 x 74HC238 3 to 8 Line Decoder / Demultiplexer IC

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