i. To study the IC fabrication procedure.
ii. To study characteristics; realize circuits; design for signal analysis using Op-amp ICs.
iii. To study the applications of Op-amp.
iv. To study internal functional blocks and the applications of special ICs like Timers, PLL
circuits, regulator Circuits, ADCs.
UNIT I IC FABRICATION
IC classification, fundamental of monolithic IC technology, epitaxial growth, masking and etching,
diffusion of impurities. Realisation of monolithic ICs and packaging. Fabrication of diodes,
capacitance, resistance and FETs.
UNIT II CHARACTERISTICS OF OPAMP
Ideal OP-AMP characteristics, DC characteristics, AC characteristics, offset voltage and current:
voltage series feedback and shunt feedback amplifiers, differential amplifier; frequency response of
OP-AMP; Basic applications of op-amp – summer, differentiator and integrator
UNIT III APPLICATIONS OF OPAMP
Instrumentation amplifier, first and second order active filters, V/I & I/V converters, comparators,
multivibrators, waveform generators, clippers, clampers, peak detector, S/H circuit, D/A converter (R-
2R ladder and weighted resistor types), A/D converter - Dual slope, successive approximation and
UNIT IV SPECIAL ICs
555 Timer circuit – Functional block, characteristics & applications; 566-voltage controlled oscillator
circuit; 565-phase lock loop circuit functioning and applications, Analog multiplier ICs.
UNIT V APPLICATION ICs
IC voltage regulators - LM317, 723 regulators, switching regulator, MA 7840, LM 380 power
amplifier, ICL 8038 function generator IC, isolation amplifiers, opto coupler, opto electronic ICs.