## 17EC33 Digital Electronics VTU Notes

Download VU CBCS notes of 17EC33 Digital Electronics for 3rd-semester Electronics and Communications engineering, VTU Belagavi.

### Module 1 – Principles of combination logic

Following are the contents of module 1 – Principles of combination logic

Introduction to Principles of combination logic. Define combinational logic, Using truth tablesg generate switching equations from truth tables.

Karnaugh maps-3,4,5 variables, Incompletely specified functions( Don’t care terms) Simplifying Max term equations, minimization technique using Quine-McCluskey using don’t care terms.

### Module 2 – Analysis and design of combinational logic

Following are the contents of module 2 – Analysis and design of combinational logic

Introduction to analysis and design of combinational logic. Combinational logic design using general approach, Decoders, BCD decoders, Encoders, digital multiplexers.

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### Module 3 – Flip-Flops

Following are the contents of module 3 – Flip-Flops

Introduction to Flip-Flops. Basic Bistable elements, Latches and Timing considerations.

Introduction to the master-slave flip-flops such as SR, JK flip-flops, Edge triggered flip-flops and Characteristic equations of flip-flops.

### Module 4 – Simple Flip-Flops Applications

Following are the contents of module 4 – Simple Flip-Flops Applications

List and explanation of Simple Flip-Flops Applications.

Design of a synchronous and  asynchronous mod-n counter using clocked T flip-flop, JK flip-flop, D flip-flop and SR flip-flop.

### Module 5 – Sequential Circuit Design

Following are the contents of module 5 – Sequential Circuit Design

Introduction to the sequential Circuit Design. Mealy, Moore models using state machine notation, Synchronous  and asynchronous sequential circuit analysis, Construction of state transition diagrams, counter design.