Digital Electronics - Combinational Logic Circuits - Discussion
Discussion Forum : Combinational Logic Circuits - General Questions (Q.No. 1)
1.
How many 3-line-to-8-line decoders are required for a 1-of-32 decoder?
Discussion:
14 comments Page 2 of 2.
Amareswari said:
10 years ago
We need one 2 to 4 decoder and four 3 to 8 decoders to implement 5 to 32 decoder.
MVP said:
9 years ago
Decoders having 2^m outputs and m inputs w.r.t this to obtain 32(2^5) output lines we need 5input lines.
How come you can make 1-32 decoder?
How come you can make 1-32 decoder?
Rajashekar said:
9 years ago
(32÷8) + (4÷8) =4.5.
So, the answer is 4.
So, the answer is 4.
Suren said:
7 years ago
5 input lines is the correct answer.
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