Question:

how many 2:1 multiplexers are required to build a 4:1 multiplexer?

by Guest3904  |  12 years, 8 month(s) ago

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how many 2:1 multiplexers are required to build a 4:1 multiplexer?(Use of other components is not allowed)

 Tags: 21, 41, build, multiplexer, multiplexers, required

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  1. Guest7718
    3 are neeed

    First connect two 2:1 multiplexers with each other u will have 4 inputs nd 2 outputs now connect the 2 outputs with a new 2:1 multiplexer which will serve as its inputs ...like this by using 3 2:1 multiplexers u cn make a 4:1 multiplexer

  2. bhaurao eknathrao su...
    3 are neeed


    First connect two 2:1 multiplexers with each other u will have 4 inputs nd 2 outputs now connect the 2 outputs with a new 2:1 multiplexer which will serve as its inputs ...like this by using 3 2:1 multiplexers u cn make a 4:1 multiplexer

    sry i answered ur question without logging in
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