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MAHATMA GANDHI UNIVERSITY, KOTTAYAM
M.TECH DEGREE EXAMINATION
SECOND SEMESTER APPLIED ELECTRONICS
MODEL QUESTION PAPER
MECAE 202 Analog and Data Conversion System Design
(2011 admission onwards)
Regular
Time: 3 hrs
Maximum: 100 Marks
1. a)What are the different types of amplifiers are commonly used in linear circuits, explain in detail
(8 marks)
b) Design an instrumentation amplifier for measuring bio-potential signals.
(10 marks)
c) What are the different types of noise affecting the operational amplifier circuits, and explain its
source
(7marks)
OR
2. a) Explain Non inverting and inverting configuration of an operational amplifier
(10 marks)
b) Compare V to I and I to V, and also calculate the gain for both convertors.
(10 marks)
c) Explain low input offset voltage amplifier and low input offset current amplifier
(5 marks)
3.a) Explain sample and hold circuit and track and hold amplifier
b) What are the different types of comparators are commonly used in
opamp circuits, Explain discrete time comparator and high speed comparator.
OR
4. a)Explain switched capacitor integrator
(10 marks)
(15 marks)
(7 marks)
b) Design a second order switched capacitor circuit for measuring circuits
(10 marks)
c)Explain switched capacitor filter
(8marks)
5. a) What are the different types of ADC?.
(5marks)
b) What are the specifications required for the design of DAC
(10 marks)
c) Explain Current steering DAC.
(5 marks)
d) Explain successive approximation ADC.
(5 marks)
OR
6. a) What are the different types of DAC?.
b) What are the specifications required for the design of ADC
(5marks)
(10 marks)
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c) Explain charge scaling DAC.
(5 marks)
d) Explain pipeline and flash ADC .
(5 marks)
7. a) Design a multi low level data acquisition using ADC/DAC
(10 marks)
b) Explain analog multiplier.
(8 marks)
c)Explain the characteristics of opamp used in data convertors
(7 marks)
OR
8. a) Design a multi high level data acquisition using ADC/DAC
b) Explain current and voltage mode of R-2R DAC
(10 marks)
(15 marks)
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