EC1254 LINEAR INTEGRATED CIRCUITS

ANNA UNIVERSITY CHENNAI :: CHENNAI 600 025
CURRICULUM 2004
B.E. ELECTRONICS AND COMMUNICATION ENGINEERING

EC1254 LINEAR INTEGRATED CIRCUITS

AIM
To teach the basic concepts in the design of electronic circuits using linear integrated circuits and their applications in the processing of analog signals.

OBJECTIVES
• To introduce the basic building blocks of linear integrated circuits.
• To teach the linear and non-linear applications of operational amplifiers.
• To introduce the theory and applications of analog multipliers and PLL.
• To teach the theory of ADC and DAC
• To introduce a few special function integrated circuits.

UNIT I CIRCUIT CONFIGURATION FOR LINEAR ICs 9
Current sources, Analysis of difference amplifiers with active loads, supply and temperature independent biasing, Band gap references, Monolithic IC operational amplifiers, specifications, frequency compensation, slew rate and methods of improving slew rate.

UNIT II APPLICATIONS OF OPERATIONAL AMPLIFIERS 9
Linear and Nonlinear Circuits using operational amplifiers and their analysis, Inverting and Non inverting Amplifiers, Differentiator, Integrator, Voltage to current converter, Instrumentation amplifier, Sine wave Oscillator, Low-pass and band-pass filters, Comparator, Multivibrators and Schmitt trigger, Triangular wave generator, Precision rectifier, Log and Antilog amplifiers, Non-linear function generator.

UNIT III ANALOG MULTIPLIER AND PLL 9
Analysis of four quadrant (Gilbert cell) and variable transconductance multipliers, Voltage controlled Oscillator, Closed loop analysis of PLL, AM, PM and FSK modulators and demodulators, Frequency synthesizers, Compander ICs.

UNIT IV ANALOG TO DIGITAL AND DIGITAL TO ANALOG CONVERTERS 9
Analog switches, High speed sample and hold circuits and sample and hold ICs, Types of D/A converter, Current driven DAC, Switches for DAC, A/D converter-Flash, Single slope, Dual slope, Successive approximation, Delta Sigma Modulation, Voltage to Time converters.

UNIT V SPECIAL FUNCTION ICS 9
Astable and Monostable Multivibrators using 555 Timer, Voltage regulators-linear and switched mode types, Switched capacitor filter, Frequency to Voltage converters, Tuned amplifiers, Power amplifiers and Isolation Amplifiers, Video amplifiers, Fiber optic ICs and Opto-couplers.

TOTAL : 45
TEXT BOOK
1. Sergio Franco, ‘Design with operational amplifiers and analog integrated circuits’, McGraw-Hill, 1997.
2. D.Roy Choudhry, Shail Jain, “Linear Integrated Circuits”, New Age International Pvt. Ltd., 2000.

REFERENCES
1. Gray and Meyer, ‘Analysis and Design of Analog Integrated Circuits’, Wiley International, 1995.
2. J.Michael Jacob, ‘Applications and Design with Analog Integrated Circuits’, Prentice Hall of India, 1996.
3. Ramakant A.Gayakwad, ‘OP-AMP and Linear IC’s’, Prentice Hall / Pearson Education, 1994.
4. K.R.Botkar, ‘Integrated Circuits’. Khanna Publishers, 1996.
5. Taub and Schilling, Digital Integrated Electronics, McGraw-Hill, 1997.
6. Millman.J. and Halkias.C.C. ‘Integrated Electronics’, McGraw-Hill, 1972.
7. William D.Stanely, ‘Operational Amplifiers with Linear Integrated Circuits’. Pearson Education, 2004.

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