B.E-B.E Electronics and Communication Engineering Analog Integrated Circuits(Sathyabama University, Chennai, Tamil Nadu-2011)
Monday, 19 August 2013 07:36Duraimani
(Established under section 3 of UGC Act,1956)
Course & Branch :B.E - P-ECE/P-EEE
Title of the Paper :Analog Integrated Circuits Max. Marks:80
Sub. Code :SECX1007(2010) Time : 3 Hours
Date :04/11/2011 Session :AN
PART - A (10 x 2 = 20)
Answer ALL the Questions
1. Write the advantages of integrated circuits.
2. Define CMRR.
3. Draw the circuit diagram of basic integrator.
4. Write the gain of non inverting amplifier.
5. Write any four differences between RC Phase shift and Wien bridge oscillator.
6. Write the transfer function of first order high pass filter.
7. Write the characteristics of D/A converter.
8. What is dual slope ADC?
9. Write any two features of IC 555.
10. Write the applications of IC 555 in astable mode.
PART – B (5 x 12 = 60)
Answer All the Questions
11. Explain the steps involved in the IC fabrication technology.
(or)
12. (a) Write the ideal characteristics of an op-amp.
(b) Explain the building blocks of an op-amp.
13. (a). Draw the open loop frequency response of an Op – Amp and mark the important points and explain briefly.
(b). Draw an op-Amp differentiator circuit and explain its function with relevant waveforms.
(or)
14. Explain about the Logarithmic and antilogarithmic amplifiers.
15. Draw a schematic of an active Butter worth high pass filter and explain the circuit.
(or)
16. Explain about astable multivibrator using IC 741.
17. Explain in Detail about R – 2R Ladder network.
(or)
18. With the neat diagram explain the operation of successive approximation converter.
19. With block diagram explain the operation of PLL.
(or)
20. Explain with a circuit diagram, monostable operation of a timer IC. Draw the necessary waveforms.
| Earning: ₹ 4.45/- |
