Question Paper: Design with Linear Integrated Circuits : Question Paper Dec 2014 - Electronics Engineering (Semester 5) | Mumbai University (MU)
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## Design with Linear Integrated Circuits - Dec 2014

### Electronics Engineering (Semester 5)

TOTAL MARKS: 80
TOTAL TIME: 3 HOURS
(1) Question 1 is compulsory.
(2) Attempt any three from the remaining questions.
(3) Assume data if required.
(4) Figures to the right indicate full marks.
1 (a) Design Inverting op-amp circuit for voltage gain 10. What care should be taken to operate it linearly.(4 marks) 1 (b) Design a differentiator to differentiate the input signal that varies in frequency from 10 Hz to 1 KHz.(4 marks) 1 (c) Compare zero crossing detector with Schmitt trigger circuit.(4 marks) 1 (d) What are the specifications of DAC?(4 marks) 1 (e) Design a circuit to keep LED 'ON' for 20 seconds once circuit is triggered.(4 marks) 2 (a) Define the following.
i) Slew rate
ii) CMRR
iii) Input offset voltage
iv) output offset voltage
v) PSRR
(10 marks)
2 (b) Draw neat diagram of Instrumentation Amplifier using op-amp and hence derive the equation of output voltage.(10 marks) 3 (a) Give complete procedure to design schmitt trigger circuit and hence design it for UTP=0.5V and LTP=0.5 V.(10 marks) 3 (b) Explain 4-bit successive approximation type ADC.(10 marks) 4 (a) i) Give design procedure of first order HPF.
ii) Draw functional block diagram of IC 8038.
iii) What is the basic and performance parameter of sample and hold amplifier circuit?
(10 marks)
4 (b) Design RC phase shift oscillator to procedure a sinusoidal frequency output of 5KHz.(10 marks) 5 (a) Design triangular waveform generator for frequency of 5 KHz and Vopp=6 using op-amp.(10 marks) 5 (b) Compare normal regulator with SMPS, explain any one circuit of SMPS.(10 marks) 6 (a) Design voltage regulator using IC 723 to give V0=5V and output current =2A.(10 marks) 6 (b) Explain in detail about frequency multiplier and application of PLL.(10 marks)