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CD74HC138: CD74HC138 replacement

Fabio Gou
Expert 3875 points
Part Number: CD74HC138
Other Parts Discussed in Thread: SN74HC138, , SN74HCS138

Tool/software:

CD74HC138M， This has been discontinued,

we would like to know if it is possible to replace it with SN74HC138DR?

  • 0
    Guru 298640 points

    Only the tube packaging option has been discontinued. CD74HC138M96 is the same chip packaged on a reel.

    As far as I know, after the move to 300 mm wafers, the CD74HC138 and SN74HC138 dies are identical. Also consider the SN74HCS138 with Schmitt-trigger inputs.