EC3451 LINEAR INTEGRATED CIRCUITS L T P C 3 0 0 3
COURSE OBJECTIVES:
● To introduce the
basic building blocks of linear integrated circuits
● To learn the linear
and non-linear applications of operational amplifiers
● To introduce the
theory and applications of analog multipliers and PLL
● To learn the theory
of ADC and DAC
● To introduce the concepts of waveform generation and introduce some special function ICs
UNIT I BASICS OF
OPERATIONAL AMPLIFIERS 9
Current mirror and
current sources, Current sources as active loads, Voltage sources, oltage
References, BJT
Differential amplifier with active loads, Basic information about op-amps – ideal
Operational Amplifier - General operational amplifier stages -and internal circuit
diagrams of IC741, DC and AC performance characteristics, slew rate, Open and
closed loop configurations –MOSFET Operational Amplifiers – LF155
and TL082.
UNIT II APPLICATIONS OF OPERATIONAL AMPLIFIERS 9
Sign Changer, Scale Changer, Phase Shift Circuits, Voltage Follower, V-to-I and I-to-V converters, adder, subtractor, Instrumentation amplifier, Integrator, Differentiator, Logarithmic amplifier, Antilogarithmic amplifier, Comparators, Schmitt trigger, Precision rectifier, peak detector, clipper and clamper, Low-pass, high-pass and band-pass Butterworth filters.
UNIT III ANALOG MULTIPLIER AND PLL 9
Analog Multiplier using Emitter Coupled Transistor Pair - Gilbert Multiplier cell – Variable transconductance technique, analog multiplier ICs and their applications, Operation of the basic PLL, Closed loop analysis, Voltage controlled oscillator, Monolithic PLL IC 565, application of PLL for AM detection, FM detection, FSK modulation and demodulation and Frequency synthesizing and clock synchronization
UNIT IV ANALOG TO
DIGITAL AND DIGITAL TO ANALOG CONVERTERS 9
Analog and Digital Data Conversions, D/A converter – specifications - weighted resistor type, R-2R Ladder type, Voltage Mode and Current-Mode R - 2R Ladder types - switches for D/A converters, high speed sample-and-hold circuits, A/D Converters – specifications - Flash type – Successive Approximation type - Single Slope type – Dual Slope type - A/D Converter using Voltage-to-Time Conversion - Over-sampling A/D Converters, Sigma – Delta converters.
UNIT V WAVEFORM
GENERATORS AND SPECIAL FUNCTION ICS 9
Sine-wave generators, Multivibrators and Triangular wave generator, Saw-tooth wave generator, ICL8038 function generator, Timer IC 555, IC Voltage regulators – Three terminal fixed and adjustable voltage regulators - IC 723 general purpose regulator - Monolithic switching regulator, Low Drop – Out(LDO) Regulators - Switched capacitor filter IC MF10, Frequency to Voltage and Voltage to Frequency converters, Audio Power amplifier, Video Amplifier, Isolation Amplifier, Optocouplers and fibre optic IC
COURSE OUTCOMES: TOTAL:45 PERIODS
At the end of the
course the students will be able to
CO1 : Design linear and
nonlinear applications of OP – AMPS
CO2 : Design applications
using analog multiplier and PLL
CO3 : Design ADC and DAC
using OP – AMPS
CO4 : Generate waveforms
using OP – AMP Circuits
CO5 : Analyze special
function ICs
TEXT BOOK
1. 1.D.Roy Choudhry, Shail Jain, “Linear Integrated Circuits”, New Age
International Pvt. Ltd., 2018,
Fifth Edition. (Unit I – V)
2. 2.Sergio Franco, “Design with Operational Amplifiers and Analog Integrated Circuits”, 4th Edition, Tata Mc Graw-Hill, 2016 (Unit I – V)
REFERENCES
1. Ramakant A. Gayakwad, “OP-AMP and Linear ICs”, 4th Edition, Prentice
Hall / Pearson Education,
2015
2. Robert F.Coughlin, Frederick F.Driscoll, “Operational Amplifiers and
Linear Integrated Circuits”, Sixth Edition, PHI, 2001.
3. S.Salivahanan & V.S. Kanchana Bhaskaran, “Linear Integrated Circuits”,
TMH,2nd Edition,
4th Reprint, 2016.
UNIT IV ANALOG TO DIGITAL AND DIGITAL TO ANALOG CONVERTERS
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