RTL Design Engineer
RTL Design Engineer Interview Questions and Answers for Freshers
Q1. Logic gates implementation using Mux, De-Mux.
Mux and De-Mux can be used to implement logic gates.
Mux can be used to implement OR gate by selecting one of the inputs.
De-Mux can be used to implement AND gate by selecting one of the outputs.
Mux and De-Mux can be used together to implement any logic gate.
Mux and De-Mux can also be used to implement arithmetic circuits like adders and multipliers.
Q2. Make 4 to 1 multiplexer using 2 to 1 multiplexers
A 4 to 1 multiplexer can be implemented using two 2 to 1 multiplexers.
Connect the select inputs of the two 2 to 1 multiplexers to the two most significant bits of the 4 to 1 multiplexer.
Connect the data inputs of the two 2 to 1 multiplexers to the corresponding data inputs of the 4 to 1 multiplexer.
Connect the outputs of the two 2 to 1 multiplexers to the two inputs of a third 2 to 1 multiplexer.
Connect the output of the third 2 to 1 multiplexer to the output of the 4 to 1 mu...read more
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