In this chapter, we shall learn the concept of a digital circuit and its logic states, 1 and
0. We shall also understand the differences between analog and digital circuits.
OBJECTIVE
BASIC CONCEPTS
1.1CONCEPTS OF 1s, 0s
An electronic circuit in which a state switches (changes) between two distinct states when
there is a change in the input states or conditions is called a digital circuit. A state of a circuit
means either a distinct region of output or input voltages or currents or frequencies or phases
or conditions of a circuit. One of the regions is represented by a logic true or 1 or high or
yes state and the other region is represented ...
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