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Half-Adders & Full-Adders

In Electronics we call Adders as Summers. These Summers basically operate on binary numbers 0 and 1.It is a digital circuit that performs addition of Numbers. Adders resides in the ALU-Arithmetic Logic Unit of Computers. In the above figure you can see block diagram of Half Adder and Full Adder. Their description is given below.

Types of Adders

Half Adders

The Half Adders have two inputs X and Y and two outputs as above. It is a logic circuit performing addition on two binary numbers. It produces sum and carry as outputs.

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Full Adder

It has three inputs X,Y,Cin and is used for addition of large numbers. A full adder is a logic circuit that performs an addition operation on three binary digits. The full adder produces a sum and carry value, which are both binary numbers. It can be coupled with other full adders.

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