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LogicRoo / Combinational Gates / Half Adder - Truth Table, Boolean Expression & CMOS Circuit | Logicroo
2 gates

Half Adder - Truth Table, Boolean Expression & CMOS Circuit | Logicroo

Learn the Half Adder with interactive truth tables, Boolean expressions, XOR and AND gate implementation, CMOS transistor circuits, timing diagrams, and digital electronics examples.

Half Adder

2 gates

Adds two bits (A, B) and outputs a Sum and Carry — the atomic building block every other adder is made from.

Inputs
Sum
0
Carry
0
Sum = A ⊕ B (XOR)  ·  Carry = A · B (AND)
Truth table
ABSumCarry