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APPLICATION OF ENCODER, DECODER, MULTIPLEXER & DEMULTIPLEXER
taksiah mohdon 20 August 2013
Transcript of APPLICATION OF ENCODER, DECODER, MULTIPLEXER & DEMULTIPLEXER
Black box with n input lines and 2n output lines
Only one output is a 1 for any given input
F3 = XY
F2 = XY'
F1 = X'Y
F0 = X'Y'
From truth table, circuit for 2x4 decoder is:
Note: Each output is a 2-variable minterm (X'Y', X'Y, XY' or XY)
2-to-4 Binary Decoder
ENCODER & DECODER