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Posted Date: 19 Jul 2008 Posted By:: Vidya Member Level: Gold Points: 5 (₹ 1)
2005 Janardan Rai Nagar Rajasthan Vidyapeeth M.Tech. Computer Science MSVD02-ANALOG VLSI DESIGN University Question paper
MASTER OF TECHNOLOGY
(SEMESTER - IV )(ELECTRONICS TELECOMMUNICATION/COMPUTER)
(SPL-4:VLSI DEIGN & EMBEDDED SYSTEM)
MSVD02-ANALOG VLSI DESIGN
TIME: 03 HOURS MAX. MARKS: 75
1. Question paper is divided into three groups
2. Each group is of 25 marks each
3. Figure to the right in bracket indicates mark
4. Assume suitable data if necessary
GROUP A: Answer any three questions. Question No. 1 is compulsory.
Q 1. Draw and explain darlingtion configuration (5)
Q 2. What is the current mirror? Explain it along with diagram (10)
Q.3. Draw and explain small signal model of MOS. (10)
Q.4. Explain two stage MOS operational amplifier design criteria (10)
Q.5. How analysis of differential amplifier can be done by using active
GROUP B: Answer any three questions. Question No. 6 is compulsory.
Q 6. Draw and explain analog buffer (5)
Q 7. Explain phase locked techniques. (10)
Q 8. Design 8 bit analog to digital converter (10)
Q 9. Design and explain VCO (10)
Q.10. Explain variable tran conductance multiplier (10)
GROUP C: All Questions are Compulsory.
Q.11 Fill in the blanks (each question carries 2 marks)
(i) BiCMOS inverter has a _______input impendance.
(ii) The gain of Op – Amp ____________.
(iii) Capture mode is used for ___________.
(iv) VCO is used for ________in communication field.
(v) Resolution of 8 bit A to D converter is ________.
Q.12 Multiple choice question. (Each question carries 2 marks)
(i) CMRR shows the _______of two input terminal.
(a)Maching (b)Difference (c)both (d)none
(ii) CC configuration is used for ____
(a)Voltage amplifier (b)current (c) both (d) none
(iii) Biasing is used for faithful _____________ .
(a)Multiplication (b)multiplication (c)data transfer (d)a and b
(iv) Band width of Op-Amp is __________ required. (Theoretical )
(a) Low (b) high (c)medium (d)none
(v) CE configuration is used for ____.
(a)Voltage amplifier (b) current (c)both (d)none
Q.13 True or false (each question carries 1 mark).
(i) Switching speed of MOS Op-Amp is higher than Bipolar Op-AMP.
(ii) Source follower is used for voltage amplifier.
(iii) Slew rate increase speed of response increase.
(iv) Temperature is less effective when biasing is used.
(v) PSRR is very high in op-amp.
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