Q: HIGHER MUXes from LOWER MUXes

Q- Implement (a) 8 to 1 MUX (b) 16 to 1 MUX using 4 to 1 MUX.

Ans: (a) Select lines are abc₂

Following is the 8 to 1 multiplexer from 4 to 1 multiplexer

(b)Select lines are abcd₂

Following is the circuit for 16 to 1 MUX