MU Electronics and Telecom Engineering (Semester 5)
Integrated Circuits
December 2012
Total marks: --
Total time: --
INSTRUCTIONS
(1) Assume appropriate data and state your reasons
(2) Marks are given to the right of every question
(3) Draw neat diagrams wherever necessary


1 (a) State and explain the important advantages of three op-amp instrumentation amplifier.
5 M
1 (b) Compare static RAM and dynamic RAM
5 M
1 (c) Give the comparison between Melay machine and Moore machine
5 M
1 (d) Draw and explain voltage and current converter
5 M

2 (a) With neat diagram explain two techniques of A to D conversion
10 M
2 (b) Draw and explain the block diagram of IC 810 audio power amplifier in detail.
10 M

3 (a) Design a Melay state machine for overall sequence detector for the string' 1110
Theoutput must be I, when the input matches this string:-
(i) Draw the state diagram-
(ii) Write its transtion and output table
(iii) Draw logic diagram:
12 M
3 (b) Draw and explain the diagram of IC 566 VCO and explain its features
8 M

4 (a) Write the VHDL Code for 8 bit shift right register
10 M
4 (b) Using equal-components, design a second order band pass KRC filtter with t0 = 2kHz 10 and BW = 400 Hz. What is its resonant?
10 M

5 (a) Draw a circuit of three op-amp Instrumentation amplifier and explainits working. Derive the output voltage equation.
10 M
5 (b) Explain in detail the vairous documentation standard of sequentialcircuits. Draw the internal structure of synchronous SRAM
10 M

6 (a) Explain the operationof the sample and hold circuit. Draw inputand output waveforms.
10 M
6 (b) Design a mono stable multi-vibrator for pulse width of 1m/sec using timer IC 555 with power supply of 12 volt. Explain whether the pulse width will increase, decrease or remain same if the 0 volt DC is applied at control pin of IC 555
10 M

Write short notes on (any three) :-
7 (a) Non-inverting Schmitt trigger
7 M
7 (b) CPLD
7 M
7 (c) Comparator Circuit
7 M
7 (d) Structural Modeling
7 M



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