APJ ABDUL KALAM TECHNOLOGICAL UNIVERSITY Previous Years Question Paper & Answer

Course : B.Tech

Semester : SEMESTER 3

Year : 2020

Term : DECEMBER

Scheme : 2015 Full Time

Course Code : CS 207

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00000CS207121902

-10V

List down the important specifications of data converters.

Design inverting and non inverting amplifiers using OPAMPS for voltage gains
of 12 and 11 respectively.

Design a 4 bit R-2R ladder type D/A Converter for a positive span of 10 V.
Explain the working of the circuit.

Draw and explain the circuit of a Wein Bridge oscillator using OPAMPS.
Design a circuit using IC 555 to drive a LED for 0.5 second on and 0.5 second
off continuously.

Design an active differentiator for a frequency of 2 KHz.

Compare active and passive filters.

Draw the circuit of an OPAMP adder and explain its working.

Sketch and explain a successive approximation type of A/D Converter.

Draw the circuit of ൧ OPAMP Schmitt Trigger and explain its working. What
are the applications of Schmitt Trigger?

Analyse the following circuit diagram and plot the output waveform. Given
Vee = 5 V, RI = 1२2 = 15KQ, Cl = 0.1 uF and C2 = 0.01 uF. If the switch 5 is

closed and the potentiometer R3 is varied, how will the circuit respond?

RL - SRL
೩2-00
(1 - 0.14
2 = 0.0:

ok नैनः

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