Question 1: Design and describe 4- line to 16 line decoder with 74138.
Question 2:
a) Design 4:1 Mux with logic diagram and symbolic representation.
b) Convert the binary numbers to gray codes using Ex-OR gates
• 1001
• 11001111
• 10000001
• 10011
Question 3:
a) Draw the logic diagram of 74x283 IC and describe the operation?
b) Write brief notes on BCD to binary converter?
Question 4:
a) Design a 3 input 5 output multiplexer? Write the truth table and draw the logic diagram.
b) Write brief notes on full subtractor.
Question 5:
a) Give the logic diagram of 74x147 and describe its truth table?
b) Write brief notes on half subtractor?
Question 6:
a) Design a 2-bit comparator by using logic gates and draw its logic diagram.
b) Describe BCD to 7-segment decoder with the help of a truth table.