FINALF04_ANS

FINALF04_ANS - 1 McGill University Faculty of Engineering...

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1 McGill University DIGITAL SYSTEM DESIGN Faculty of Engineering ECSE-323 FINAL EXAMINATION FALL 2004 (DECEMBER 2004) STUDENT NAME McGILL I.D. NUMBER Examiner: Prof. J. Clark Associate Examiner: Prof. Frank Ferrie Signature: Signature: Co-Examiner: Prof. M. Marin Signature: Date: December 20 , 2004 Time: 2:00 pm INSTRUCTIONS: SEE NEXT PAGE.
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2 McGILL UNIVERSITY Department of Electrical and Computer Engineering ECSE-323 Fall 2004 FINAL EXAM Question Maximum Points Points Attained 1 10 2 15 3 20 4 15 5 15 6 15 7 15 8 15 9 15 10 20 11 15 12 10 Total 180 points Please write down your name: ANSWER KEY Please write your student ID: ______________________________________ Instructions/Please read carefully! This is a close book exam. No books or notes are allowed. You may use a standard calculator. All work is to be done on the attached sheets and under no circumstance are booklets or loose sheets to be used. Write your name at the top of every sheet. Read the question carefully. If something appears ambiguous, write down your assumption. The points have been assigned according to the formula that 1 point = 1 exam minute, so please pace yourself accordingly. Your Name_______________________________________________________ Question 1 : CMOS Circuit Technology (10 points)
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3 (5 points) a) Write the logic function produced by the following transmission gate circuit. (5 points) b) Draw the equivalent CMOS circuit showing clearly the PULL-UP-NETWORK and the PULL-DOWN-NETWORK. _________________________________________________________________________________________ a) Z = f8e5 A [ f8e5 B C + B f8e5 C ] + A [ f8e5 B f8e5 C + B C ] = A B C.
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Your Name__________________________________________________________________________________ Question 2 :Boolean Logic Theory (15 points) Find h = h(x 1 ,x 2 ) such that the following network structure can produce the function f (x 1 ,x 2 ,x 3 ,x 4 ) = Σ m (1,2,5,6, 9,10,12,15) G H X 1 X 2 X 4 X 3 h f (5 points) a) Give the algebraic expression of f. (5 points) b) Give the algebraic expression of h. (5 points) c) Give the minimal sum-of-products logic circuits corresponding to H and G. _________________________________________________________________ 4
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Your Name______________________________________________________________________________ Question 3 : VHDL (20 points) a) (10 points) Using a single selected signal assignment statement, write a complete VHDL description of a circuit that implements the Boolean function f (x,A,B)= [x(0)x(1) + x(0)A +x(1)B]. Use x(0) and x(1) as the select inputs. Draw the equivalent multiplexer circuit. b) (10 points) Using a process block, write a
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This note was uploaded on 09/16/2011 for the course ECSE 361 taught by Professor Franciscodgaliana during the Winter '09 term at McGill.

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FINALF04_ANS - 1 McGill University Faculty of Engineering...

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