EE2301Dis6F09Sol

EE2301Dis6F09Sol - Department of Electrical and Computer...

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Department of Electrical and Computer Engineering University of Minnesota EE2301 Fall 2009 Introduction to Digital System Design L. L. Kinney Discussion VI Solutions Oct. 17 and 18. Topics: Muxs and Decoders. 1. (a) Show how to connect two 2-to-1 multiplexers with no additional gates to implement a 3-to-1 multiplexer that operates as follows: S1 S0 Y 1 - I2 0 1 I1 0 0 I0 (b) Give two implementations of a 32-to-1 multiplexer using two 16-to-1 multiplexers and one 2-to-1 multiplexer and no additional logic. (a) 2-to-1 Mux I 0 I 1 Z I 0 I 1 2-to-1 Mux I 0 I 1 Z I 2 Z
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(b) 16-to-1 Mux I 3 I 2 I 1 I 0 Z I 7 I 6 I 5 I 4 I 11 I 10 I 9 I 8 I 15 I 12 I 13 I 14 16-to-1 Mux I 3 I 2 I 1 I 0 Z I 7 I 6 I 5 I 4 I 11 I 10 I 9 I 8 I 15 I 12 I 13 I 14 2-to-1 Mux I 0 I 1 Z I 3 I 2 I 1 I 0 I 7 I 6 I 5 I 4 I 11 I 10 I 9 I 8 I 15 I 12 I 13 I 14 I 19 I 18 I 17 I 16 I 23 I 22 I 21 I 20 I 24 I 28 I 27 I 26 I 25 I 31 I 30 I 29 16-to-1 Mux I 3 I 2 I 1 I 0 Z I 7 I 6 I 5 I 4 I 11 I 10 I 9 I 8 I 15 I 12 I 13 I 14 16-to-1 Mux I 3 I 2
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This note was uploaded on 12/20/2009 for the course EE 2301 taught by Professor Larrykinney during the Fall '09 term at Minnesota.

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EE2301Dis6F09Sol - Department of Electrical and Computer...

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