B.TechSemester 52021-22Integrated CircuitsKEC-501

Integrated Circuits (KEC-501) - AKTU Question Paper 2021-22

B.Tech · Semester 5 · Free PDF Download

This is the official AKTU Integrated Circuits Previous Year Question Paper for B.Tech Semester 5, academic session 2021-22. Published by Dr. A.P.J. Abdul Kalam Technical University (AKTU/UPTU), Lucknow. Free PDF download — no login required.

Course:B.Tech

Semester:Semester 5

Session:2021-22

University:AKTU / UPTU

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Questions Asked in 2021-22

Integrated Circuits (KEC-501) — complete question paper

Section AAttempt all questions in brief. 2 x 10 = 20

a
What is meant by the term matched transistors
b
What is a Current Mirror circuit. Give its need
c
Define and give significance of Slew Rate
d
What do you mean by the quadrant operation of multiplier
e
What do you mean by a frequency response of a filter circuit
f
Differentiate wide band and narrow band pass filter
g
What role does PDN play in CMOS implementation
h
Differentiate between a peak detector and sample and hold circuit. i. Describe the need of voltage limiter circuits. j. List the application of PLL

Section BAttempt any three of the following: 10x3=30

a
Find out the overall gain of an op-amp IC741 giving its cascade d equivalent circuit derived for its three stages. Also drive the relationship betwe en f T a n d S l e w R a t e f o r
b
Draw the generalized impedance converter and derive its impedan ce equation. Also simulate an Inductor
c
Describe temperature compensated Log amplifier using two op-amp & explain its operation
d
Sketch the logic gate symbolic representation of clocked SR fli p-flop using NAND gate. Also sketch its CMOS circuit implementation and explain its operation
e
Draw the block diagram of a PLL and explain its operation. Explain lock-in-range, capture range and pull-in time of a PLL

Section CAttempt any one part of the following: 10x1=10

a
Describe the operation and characteristics of a BJT complementary push-pull output stage
b
Give circuit description of IC741 with the help of its block diagram
a
Draw and explain Narrow Band Band Reject Filter. Also, find its transfer function
b
Compare and contrast active filters and passive filters . Design band pass filter with single op-amp for the given specifications: fL = 1KHz; fH = 1.2 KHz, AF = -5
a
Draw the circuit diagram for monostable multivibrator with o perational amplifier. Explain its operation. Derive the expression for its time period
b
What do you mean by the quadrant operation of multiplier. Dr aw and explain a GILBERT analog multiplier
a
Explain the structure and operation of CMOS inverter. Realize t he circuit of 2 input NOR gate and 2 input NAND gate using CMOS and explain the operation
b
Discuss the features of CMOS circuit. Describe D-F/F circuit using NAND CMOS gates
a
Explain the block diagram of IC 555. Design a 555 timer as astable multivibrator with an output signal with frequency 2KHz and 75% duty cycle
b
Describe the working of an VCO with the help of functional block diagram of VCO IC566

Question text is extracted from the official AKTU question paper PDF above. Hindi translations are omitted — every question is printed in English in the original paper. Last verified: 2026-08-23.

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