LINEAR INTEGRATED CIRCUITS (TA)
Module I
Operational Amplifiers, ideal op-amp parameters, inverting and non-inverting amplifier, summing amplifier,
integrator, differentiator, Differential amplifiers, Instrumentation amplifiers, V to I and I to V converters,
Comparators, precision rectifiers, log-antilog amplifiers, oscillators -Phase-shift,Wein-Bridge, multivibrators-
Astable,Monostable, Schmitt Trigger, Square and triangular waveform generator. Non ideal op-amp. Effect of finite
open loop gain, bandwidth and slew rate on circuit performance.
Module II
Simplified internal circuit of 74I op-amp. DC & AC analysis ,Gain and frequency response.
Filters: Butterworth Ist order Low pass, high pass, bandpass and band elimination. Biquadratic filter (single op-amp
with finite gain non inverting-Sallen and key) of Low pass, High pass, Band pass and Band elimination filters.Tow-
Thomas filters.Filters using Antonios gyrator. Switched capacitor Resistor, Ist order SC filter, IInd order SC filter
based on Tow-Thomas.
D/A converters: Weighted resistor, R-2R network, DAC 0808.
A/D converter: Dual slope, Counter ramp, Successive approximation, flash ADC, ADC 0801.
Module III
Voltage Regulators – IC 723 and its Applications, Current boosting, short circuit and fold back protection.
Three terminal regulators, Dual tracking regulators – switching regulators.
PLL – principle- IC 565 –Analysis of lock range and capture range. Applications of PLL.
Waveform generators –IC 8038. IC power amplifiers -IC 380. Comparator IC 311.Timer IC 555 Principle and its
application (Astable and Monostable)
Text books
1. Gayakwad : Op-Amps and Linear Integrated Circuits , PHI /Pearson Education, 4 ed.
2. K R Botkar : Integrated Circuits, Khanna Publishers.
References:
1. Roy Chowdhary: Linear Integrated Circuits, New Age Internationa
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