Unit-1 : Number System & Boolean’s Algebra : Numbering systems-binary, octal, decimal and hexadecimal and their conversion, codes- BCD, Grey and excess3, Binary arithmetic : - addition and subtraction by 1’s and 2’s compliment. Booleans algebra, De-Morgan’s theory etc. K-map : - structure for two, three and four Variables, SOP and POS form reduction of Boolean expressions by K-map. (Chapters - 1 and 2) Unit-2 : Combinational & Sequential Circuits : Concept of Combinational & Sequential circuits, Flip flops - R-S, Clocked S-R, D latches, Edge Triggered D flip-flops, Edge triggered JK flip flops, JK Master - slave flip flop, Register- Buffer registers, shift registers, controlled shift registers, ring counter, Counters - asynchronous Counters, synchronous counter, up - down counter , twisted ring counters, N -module Counters. (Chapter - 3) Unit-3 : Operational Amplifier & Applications : Op-Amp : Block diagrams of 741, ideal and practical parameters, open loop and close loop configuration of Op-Amp. Applications of Op- Amp- Comparator, Schmitt trigger, zero crossing detectors, V-I and I-V converters, Instrumentation amplifier, peak detector. (Chapter - 4) Unit-4 : Waveform Generators, Filters & Regulators : Waveform generation using Op-amp - sine, square, saw tooth and triangular generator, Active filters-Its configuration with frequency response, Analysis of first order low pass and high pass filters, IC 555 -construction, working and modes of operation- astable and monostable multi vibrators, Sequence generator, voltage regulators using ICs 78xx, 79xx, LM 317. (Chapter - 5) Unit-5 : BJT & Applications : BJT amplifier : Introduction, Class A amplifier, AC-DC load line analysis, Single stage and Multistage BJT amplifier, direct coupled, RC coupled and transformer coupled, Darlington pair, Push-Pull amplifier and differential amplifier FET-construction, Parameters, Characteristics. (Chapter - 6) Unit-6 : Diode & Precision Rectifiers : Diode rectifier : Introduction, Single phase half wave rectifier with R, RL loads. Single phase full wave rectifier-Center tap and bridge rectifier supplying R and RL load and performance parameters. Three phase full wave bridge rectifier with R load. Comparison of single phase half wave and full wave rectifiers, Precision rectifiers : Half wave and Full wave. Comparison of diode and precision rectifier. (Chapter - 7)