Digital Electronics



Chapter 1: Introduction

Topics: (6 lectures)
  • Signal definition.
  • Analog and discrete time signals.
  • Digital signal.
  • Importance of digital signal.
  • Switch and bits.

Chapter 2: Boolean Algebra

Topics: (22 lectures)
  • Boolean algebra.
  • SOP and POS forms.
  • Complement and Dual forms.
  • Venn Diagram.
  • Switching circuits.
  • Statement problems.

Chapter 3: Number Systems

Topics: (30 lectures)
  • Different number systems.
  • Number system conversion.
  • Arithmetic operations.
  • r's and (r-1)'s complement.
  • Data representation.

Chapter 4: Logic Gates

Topics:
  • Basic logic gates.
  • Universal logic gates.
  • Exclusive logic gates.
  • Properties of logic gates.

Chapter 5: Codes

Topics:
  • Excess-3 code.
  • Gray code.
  • 2421 code.
  • Binary coded decimal.
  • Code conversion.

Chapter 6: Gate Level Minimization

Topics:
  • Karnaugh-Map introduction.
  • 2,3 and 4 variable K-map's.
  • 5 variable K-map.
  • K-map with don't care terms.
  • Quine-McCluskey minimization technique.

Chapter 7: Combinational Logic

Topics:
  • Combinational circuits introduction.
  • Half & full adders.
  • Half & full subtractors.
  • CLA & BCD adders.
  • Multiplexers & Demultiplexers.
  • Encoders & Decoders.
  • Seven segment display decoder.
  • Practice problems.

Chapter 8: Flip Flops

Topics:
  • Sequential circuits introduction.
  • NOR & NAND latch.
  • Triggering methods.
  • SR, D, JK & T flip flops.
  • Flip flop conversion.
  • Master slave flip flop.
  • State table, state digaram & state equation.
  • Mealy & Moore state machines.
  • Analysis of clocked sequential circuits.
  • Sequence detector.
  • State reduction & assignment.

Chapter 9: Counters

Topics:
  • Introduction to counters.
  • Asynchronous up counters.
  • Asynchronous down counters.
  • Asynchronous up/down counter.
  • Synchronous up counters.
  • Synchronous down counters.
  • Synchronous up/down counter.
  • Decade (BCD) counter.
  • Johnson's counter & Ring counter.

Chapter 10: Registers

Topics:
  • Introduction to registers.
  • Data formats & classification of registers.
  • Shift registers (SISO, SIPO, PISO, PIPO).
  • Bidirectional shift register.
  • Universal shift register.
  • Practice problems.

Chapter 11: Programmable Logic Devices

Topics:
  • Programmable logic array (PLA).
  • Programmable array logic (PAL).

Chapter 12: Design at Registers Transfer Level

Topics:
  • ASM chart.
  • ASM chart for Moore state machine.