All Materials regarding to B.tech R-20 in Electronics and communication Engineering with unit wise for Every Subjects are available.
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| ECE 3-1 AICA | ||
|---|---|---|
| S.No | Chapters / Units | Download Link |
| 1 | Unit 1 | Download |
| 2 | Unit 2 | Download |
| 3 | Unit 3 | Download |
| 4 | Unit 4 | Download |
| 5 | Unit 5 | Download |
ECE 3-1 AICA Important Topics Questions
Unit – I
OP-Amp Block Diagram (Symbolic Representation), Characteristics of Op-Amp, Ideal and
Practical Op-Amp specifications, DC and AC Characteristics, Definitions of Input and
Output Off-set voltage and currents slow rate, CMRR, PSRR. Measurements of Op-Amp
Parameters, Three-Terminal Voltage Regulators 78xx& 79xx Series, current Booster,
adjustable voltage, DualPowerSupplywith78xx&79xx
Unit – II
OP-AMPS Applications: Introduction, Basic Op-Amp Applications, Instrumentation
Amplifier, AC Amplifier, V to I and I to V Converter, Sample and Hold Circuit, Log and
Antilog Amplifier, Multiplier and Divider, Differentiator, integrator.
Comparators and Waveform Generators: Introduction, Comparator, Square Wave Generator,
Monostable Multivibrator, Triangular Wave Generator, Sine Wave Generators.
Unit – III
Active Filters:
Design & Analysis of Butterworth active filters – 1st order, 2nd order LPF, HPF filters. Band
pass, Band reject and all pass filters.
Unit – IV
Timers: Introduction to 555 timer, functional diagram, Monostable and Astable operations
and applications, Schmitt Trigger.
Phase Locked Loops: Introduction, block schematic, principles and description of individual
blocks, 565 PLL, Applications of PLL – frequency multiplication, frequency translation, AM,
FM & FSK demodulators. Applications of VCO (566)
Unit – V
Digital To Analog And Analog To Digital Converters: Introduction, basic DAC
techniques, weighted resistor DAC, R-2R ladder DAC, inverted R-2R DAC, A-D Converters
– parallel Comparator type ADC, counter type ADC, successive approximation ADC and
dual slope ADC.DAC and ADC Specifications.
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