Code No: 09A50201

JAWAHARLAL NEHRU TECHNOLOGICAL UNIVERSITY, HYDERABAD

B. Tech III Year I Semester Examinations, November/December-2013

IC APPLICATIONS

(Common to EEE, ECE, ETM)

Time: 3 hours Max. Marks: 75

Answer any five questions

All questions carry equal marks

- - -

1.a) List and compare ideal and practical characteristics of an Op-Amp.

b) What are the differences between the inverting and non-inverting terminals of

Op-Amp? What do you mean by the term virtual ground? [7+8]

2.a) Explain the working of an ideal active differentiator.

b) Draw and explain the operation of an op-amp as an integrator. [7+8]

3.a) Draw the circuit of RC phase-shift oscillator using op-amp. Derive expression for

its frequency of oscillations?

b) Design a wide band pass filter with f L=200Hz, f H=1kHz, and a pass band gain=4

using Op-Amps. [8+7]

4.a) Explain the operation of 555 timer based Monostable multivibrator with

functional diagram?

b) Define

i) Lock-in range

ii) Capture range

iii) Pull-in time. [9+6]

5.a) Explain the operation of weighted resistor DAC with neat circuit diagram

b) List out different types of A/D converters. [10+5]

6.a) Sketch CMOS NAND gate and explain its working.

b) What is meant by Tri-static logic? Draw the circuit of Tri-state TTL logic and

explain its functions. [7+8]

7.a) Explain how to use multiplexer as a logic function generator

b) Explain 4-bit parallel binary subtractor circuit using 2s Complement system.

[7+8]

8.a) Using the method of flip-flop conversion carry out the following conversions.

i) S-R to T

ii) J-K to D

b) Describe the operation of an asynchronous decade counter [8+7]

*******

R09

4.a) Explain the operation of 555 timer based Monostable multivibrator with

functional diagram?

i) Lock-in range

ii) Capture range

iii) Pull-in time. [9+6]

5.a) Explain the operation of weighted resistor DAC with neat circuit diagram

rent types of A/D converters. [10+5]

3.a) Draw the circuit of RC phase-shift osci

its frequency of oscillations?

) Design a wide band pass filter with f L=200Hz, f

using Op-Amps. [8+7]

4.a) Explain the operation of 555 timer based Monostable multivibrator with

functional diagram?

4.a) Explain the operation of 555 timer based Monostable multivibrator with

functional diagram?

iii) Pull-in time. [9+6]

weighted resistor DAC with neat circuit diagram

rent types of A/D converters. [10+5]

i) Lock-in range

ii) Capture range

iii) Pull-in time. [9+6]

3.a) Draw the circuit of RC phase-shift osci

its frequency of oscillations?

) Design a wide band pass filter with f =200Hz, f

using Op-Amps. [8+7]

4.a) Explain the operation of 555 timer based Monostable multivibrator with

functional diagram?

) Design a wide band pass filter with f

using Op-Amps. [8+7]

4.a) Explain the operation of 555 timer based Monostable multivibrator with

functional diagram?

i) Lock-in range

ii) Capture range

iii) Pull-in time. [9+6]

5.a) Explain the operation of

functional diagram?

iii) Pull-in time. [9+6]

3.a) Draw the circuit of RC phase-shift osci

its frequency of oscillations?

) Design a wide band pass filter with f

using Op-Amps. [8+7]

4.a) Explain the operation of 555 timer based Monostable multivibrator with

using Op-Amps. [8+7]

4.a) Explain the operation of 555 timer based Monostable multivibrator with

*******

ii) J-K to D ii) J-K to D ii) J-K to D ii) J-K to D ii) J-K to D ii) J-K to D

i) S-R to T

ii) J-K to D

i) S-R to T

ii) J-K to D

[7+8] [7+8] [7+8] [7+8] [7+8] [7+8] [7+8] [7+8] [7+8]

explain its functions. [7+8] explain its functions. [7+8] explain its functions. [7+8] explain its functions. [7+8] explain its functions. [7+8] explain its functions. [7+8] explain its functions. [7+8] explain its functions. [7+8] explain its functions. [7+8]

iii) Pull-in time. [9+6] iii) Pull-in time. [9+6] iii) Pull-in time. [9+6] iii) Pull-in time. [9+6] iii) Pull-in time. [9+6] iii) Pull-in time. [9+6] iii) Pull-in time. [9+6] iii) Pull-in time. [9+6] iii) Pull-in time. [9+6] iii) Pull-in time. [9+6] iii) Pull-in time. [9+6] iii) Pull-in time. [9+6]

functional diagram? functional diagram? functional diagram? functional diagram? functional diagram? functional diagram? functional diagram? functional diagram? functional diagram?

) Define

functional diagram?

b) Define

functional diagram? functional diagram?

using Op-Amps. [8+7] using Op-Amps. [8+7] using Op-Amps. [8+7] using Op-Amps. [8+7]

rive expression forrive expression forllator using op-amp. Dellator using op-amp. De3.a) Draw the circuit of RC phase-shift osci3.a) Draw the circuit of RC phase-shift osci3.a) Draw the circuit of RC phase-shift osci3.a) Draw the circuit of RC phase-shift osci3.a) Draw the circuit of RC phase-shift osci3.a) Draw the circuit of RC phase-shift osci

Time: 3 hours Max. Marks: 75 Time: 3 hours Max. Marks: 75 Time: 3 hours Max. Marks: 75 Time: 3 hours Max. Marks: 75

Answer any five questions

Time: 3 hours Max. Marks: 75

Answer any five questions

Time: 3 hours Max. Marks: 75

Answer any five questions

Time: 3 hours Max. Marks: 75 Time: 3 hours Max. Marks: 75 Time: 3 hours Max. Marks: 75

B. Tech III Year I Semester Examinations, November/December-2013 B. Tech III Year I Semester Examinations, November/December-2013 B. Tech III Year I Semester Examinations, November/December-2013 B. Tech III Year I Semester Examinations, November/December-2013 B. Tech III Year I Semester Examinations, November/December-2013 B. Tech III Year I Semester Examinations, November/December-2013 B. Tech III Year I Semester Examinations, November/December-2013

iii) Pull-in time. [9+6] iii) Pull-in time. [9+6]

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