This discipline focuses on circuits that represent information using distinct logic levels, typically high and low voltages corresponding to binary ones and zeros. Unlike systems that process continuous signals, these circuits rely on transistors acting as fast switches. It forms the foundation of computing, microprocessors, and discrete data communication hardware.
If you want to understand how the arithmetic logic unit operates, you need a solid grasp of digital electronics.
Analog design requires balancing noise and gain, whereas this field is primarily concerned with timing, state transitions, and Boolean logic optimization.
Related terms
Logic level
A specific voltage range that represents a distinct binary state in a digital circuit.
Combinational logic
A type of digital logic where outputs are determined entirely by the present combination of inputs.
Sequential logic
A type of digital circuitry where outputs depend on both current inputs and past states.