DE Previous Year Questions (Digital electronics ) - MinMarks

B.Tech CS Digital electronics (DE) 2013  Previous Year Questions - MinMarks

Q. 1 Realize the following.

1. $Y = \sum m(0,1,2,3,11,12,14,15)$ Using 16 :1 multiplexer
2. $Y = \prod m(0,1,3,7,9,10,11,13,14,15)$ using 4 to 16 line decoder

Q.2 Simplify the following logic expression using K-map and implement then using NAND gate :
1. $Y = (A+\overline{B}+C)(\overline{A}+\overline{B}+\overline{C})(\overline{B}+\overline{C}+D)$
2. Y = ABC¯D+A¯BCD+A¯ B¯C+A¯ B¯ D¯+B

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