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Anna University CAMPUS Placement cognizant 2013 passing Out students

Anna University Dec 2012 Maths 3 m3 Reexam issue full Details

Anna University Nov/Dec 2012 3rd,5th,7th semester result Tentative dates

GATE 2013 HALL TICKET DOWNLOAD AND EXAM TIME TABLE

TN +2 october 2012 results

TIPS FOR ANNA UNIVERSITY STUDENTS TO GET PASS MARK EASILY

TN HSC 12TH MARCH 2013 TIME TABLE Announced Download soon

TN SAMACHEERKALVI 10TH March/April 2013 TIME TABLE Announced Download soon

ANNA UNIVERSITY MAY/JUNE REVALUATION REVIEW PROCEDURE, LAST DATE, APPLICATION FEE, REFUND PROCEDURE

ANNA UNIVERSITY MAY/JUNE 2012 REVALUATION RESULTS for 2nd,4th,6th,8th SEMESTER AVAILABLE HERE

ANNA UNIVERSITY FIRST SEMESTER BE/BTECH QUESTION BANK

GATE 2013 APPLY ONLINE AND KNOW MORE ABOUT NEW 2013 GATE

ANNA UNIVERSITY NOV/DEC 2012 TIME TABLE FOR 3RD,5TH,7TH SEMESTER

ANNA UNIVERSITY MAY/JUNE 2012 REVALUATION LAST DATE AUGUST 29, REVALUATION PROCEDURE,RESULT

ANNA UNIVERSITY MAY/JUNE 2012 RESULTS announced

ANNA UNIVERSITY TANCA ME/MTECH RANK LIST AND COUNSELLING SCHEDULE ANNOUNCED CLICK HERE

ANNA UNIVERSITY MAY/JUNE 2012 2ND,4TH,6TH,8TH SEMESTER RESULT DATE ANNOUNCED CLICK HERE

ANNA UNIVERSITY IMPORTANT INFORMATION FOR FIRST YEAR 2012-2013 STUDENTS

UNIVERSITY DEPARTMENTS AU:ANNA UNIVERSITY PART TIME BE/BTECH MAY/JUNE 2012 RESULTS ANNOUNCED CLICK HERE

TNEA 2012 TODAY'S VACANCY POSITION CHECK SOON

ANNA UNIVERSITY 8TH SEMESTER MAY/JUNE 2012 RESULTS ANNOUNCED CHECK SOON

ANNA UNIVERSITY 2ND SEMESTER JUNE 2012 RESULTS DATE FOR ALL COLLEGES TENTATIVE

ANNA UNIVERSITY CHENNAI 4TH SEMESTER,6TH SEMESTER MAY/JUNE 2012 RESULTS INCLUDING ARREARS ANNOUNCED CHECK SOON

ANNA UNIVERSITY OF TECHNOLOGY CHENNAI 4TH SEMESTER,6TH SEMESTER MAY/JUNE 2012 RESULTS INCLUDING ARREARS ANNOUNCED CHECK SOON

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TAMILNADU ENGINEERING ADMISSIONS 2012 TNEA 2012 VACANCY POSITION

TAMILNADU ENGINEERING ADMISSIONS 2012 TNEA 2012 RANK LIST ANNOUNCED CHECK SOON

TAMILNADU ENGINEERING ADMISSIONS 2012 COUNSELLING SCHEDULE, IMPORTANT DATES CHECK SOON

TAMILNADU ENGINEERING ADMISSIONS 2012 COUNSELLING CALCULATE CUT OFF MARK CLICK HERE

ANDHRA PRADESH AP SSC RESULTS OUT TODAY CHECK SOON

CBSE SSLC CLASS 10TH RESULTS TODAY CHECK SOON

KARNATAKA PUC (2ND) RESULTS ANNOUNCED CHECK SOON

RAJASTHAN 12TH COMMERCE RESULTS TO BE ANNOUNCED TODAY 12TH MAY 2012 CLICK HERE (BSER 12TH RESULTS)

MEGHALAYA HSSLC 2012 RESULTS CLICK HERE

KERALA SSLC/10TH 2012 RESULTS CLICK HERE

AP INTER 2ND YEAR RESULTS 2012 ANNOUNCED CLICK HERE

AP EAMCET 2012 EXAM HALL TICKET DOWNLOAD CLICK HERE

SBTET ANDHRA DIPLOMA APRIL/MAY 2012 TIME TABLE CLICK HERE

TAMIL NADU +2 RESULTS ANNOUNCED CLICK HERE

TAMIL NADU 10th SSLC SAMACHEERKALVI RESULTS ON JUNE 4TH 2012 CLICK HERE

ANNA UNIVERSITY MAY/JUNE 2012 TIME TABLE ALL UPDATES IN ONE PAGE

ANNA UNIVERSITY OF TECHNOLOGY TRICHY (2007,2008 REGULATION) MAY/JUNE 2012 REVISED TIME TABLE CLICK HERE (AFFILIATED COLLEGES AND UNIVERSITY DEPARTMENTS) FOR BE AND BTECH

ANNA UNIVERSITY OF TECHNOLOGY COIMBATORE (2007,2008 REGULATION) MAY/JUNE 2012 REVISED TIME TABLE CLICK HERE (AFFILIATED COLLEGES AND UNIVERSITY DEPARTMENTS) FOR BE AND BTECH

ANNA UNIVERSITY OF TECHNOLOGY TIRUNELVELI (2007,2008,2009,2010 REGULATION) MAY/JUNE 2012 REVISED TIME TABLE CLICK HERE (AFFILIATED COLLEGES AND UNIVERSITY DEPARTMENTS) FOR BE AND BTECH

ANNA UNIVERSITY OF TECHNOLOGY MADURAI (2010 REGULATION) MAY/JUNE 2012 REVISED TIME TABLE CLICK HERE (AFFILIATED COLLEGES AND UNIVERSITY DEPARTMENTS) FOR BE AND BTECH

ANNA UNIVERSITY OF TECHNOLOGY CHENNAI (2007,2008 REGULATION) MAY/JUNE 2012 REVISED TIME TABLE CLICK HERE (AFFILIATED COLLEGES AND UNIVERSITY DEPARTMENTS) FOR BE AND BTECH

ANNA UNIVERSITY 2ND SEMESTER MAY/JUNE 2012 REVISED TIME TABLE (APPLICABLE FOR CHENNAI, TRICHY, COIMBATORE, MADURAI, TIRUNELVELI FOR 2011 BATCHES ALSO)

ANNA UNIVERSITY RESCHEDULED EXAM DATES CLICK HERE

ANNA UNIVERSITY MAY/JUNE 2012 RESULTS ON JUNE

ANNA UNIVERSITY FIRST SEMESTER JAN 2012 REVALUATION RESULTS CLICK HERE

ANNA UNIVERSITY FIRST SEMESTER JAN 2012 BE/BTECH BSC MSC MCA MBA RESULTS ANNOUNCED

ANNA UNIVERSITY OF TECHNOLOGY THIRD SEMESTER NOV/DEC 2011 REVALUATION RESULTS ANNOUNCED CLICK HERE

ANNA UNIVERSITY COIMBATORE NOV/DEC 2011 REVALUATION RESULTS ANNOUNCED

ANNA UNIVERSITY TIRUNELVELI NOVEMBER/DECEMBER 2011 REVALUATION RESULTS

ANNA UNIVERSITY 3RD SEMESTER NOVEMBER/DECEMBER 2011 RESULTS

ANNA UNIVERSITY CHENNAI BE/BTECH, ME/MTECH, MCA, NOVEMBER/DECEMBER 2011 RESULTS

ANNA UNIVERSITY TRICHY NOVEMBER/DECEMBER 2011 RESULTS

ANNA UNIVERSITY TRICHY NOVEMBER/DECEMBER 2011 REVALUATION RESULTS

ANNA UNIVERSITY COIMBATORE NOVEMBER/DECEMBER 2011 RESULTS

ANNA UNIVERSITY TIRUNELVELI NOVEMBER/DECEMBER 2011 RESULTS

ANNA UNIVERSITY MADURAI NOVEMBER/DECEMBER 2011 RESULTS

TAMILNADU DIPLOMA APRIL/MAY 2012 RESULTS INFO CLICK HERE

TAMILNADU DIPLOMA APRIL/MAY 2012 TIME TABLE ANNOUNCED CHECK SOON

TAMILNADU DIPLOMA OCTOBER 2011 REVALUATION RESULTS ANNOUNCED CHECK SOON

GATE 2012 RESULTS ANNOUNCED CHECK SOON

TANCET 2012 RESULTS ANNOUNCED CHECK SOON CLICK HERE

TANCET 2012 RANK LIST AND CUT OFF MARKS DETAILS CLICK HERE

TANCET 2012 COUNSELLING SCHEDULE DETAILS CLICK HERE

ANNA UNIVERSITY 1ST,3RD,5TH,7TH SEMESTER SYLLABUS 2008 REGULATION

ANNA UNIVERSITY DIGITAL ELECTRONICS MODEL QUESTION PAPER DOWNLOAD EC2203 QUESTION BANK DOWNLOAD FOR ANNA UNIVERSITY

ANNA UNIVERSITY DIGITAL ELECTRONICS MODEL QUESTION PAPER DOWNLOAD
EC2203 QUESTION BANK DOWNLOAD FOR ANNA UNIVERSITY 




TOTAL MARKS= 100  TOTAL TIME = 3 Hours

PART -A  10x2=20 

  1. What is meant by weighted and non-weighted coding?
  2. Show that the Excess – 3 code is self –complementing
  3. Write down the truth table of a half sub tractor
  4. Define Combinational circuits
  5. What do you mean by encoder?
  6. What is PAL? How it differ from PROM and PLA?
  7. Draw the state diagram of ‘T’ FF, ‘D’ FF
  8. What are Mealy and Moore machines?
  9. What is meant by critical race?
  10.  How to eliminate the hazard?


PART - B  5x16=80


11.a Reduce the following equation using Quine McClucky method of
minimization F (A,B,C,D) = _m(0,1,3,4,5,7,10,13,14,15)
or

b,Find the MSP representation for
F(A,B,C,D,E) = _m(1,4,6,10,20,22,24,26) + _d (0,11,16,27) using K-Map method
Draw the circuit of the minimal expression using only NAND gates

12.a(a) Draw a diode ROM, which translates from BCD 8421 to Excess 3 code
(b) Distinguish between Boolean addition and Binary addition

or
Design a combinational circuit which accepts 3 bit binary number and converts its

equivalent excess 3 codes

13.a,Explain the operation of 4 to 10 line decoder with necessary logic diagram
or
b,.Design a combinational circuit using a ROM ,that accepts a 3- bit number and

generates an output binary number equal to the square of the given input number

14,a Design a modulo 5 synchronous counter using JK FF and implement it. Construct its
timing diagram
or
b,Design a binary counter using T flip – flops to count in the following sequences:
(i) 000,001,010,011,100,101,110,111,000
(ii) 000,100,111,010,011,000

15,a Summarize the design procedure for asynchronous sequential circuit
a. Discuss on Hazards and races
b. What do you know on hardware descriptive languages?

or

b.Design an asynchronous sequential circuit with two inputs X and Y and with one output Z.
Whenever Y is 1, input X is transferred to Z.When Y is 0,the output does not change for any change in X



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