half-adder

half-adder

[¦haf ¦ad·ər]
(electronics)
A logic element which operates on two binary digits (but no carry digits) from a preceding stage, producing as output a sum digit and a carry digit.

half-adder

An elementary electronic circuit in the ALU that adds one bit to another, deriving a result bit and a carry bit.
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References in periodicals archive ?
In this gate the second output is equal to A[direct sum]B which is the sum output of the half-adder circuit and if C = 0 then the third output is equal to "A.
The design of PASTA using dual gate MOSFET is fixed and uses half-adders (HAs) along with multiplexers requiring least interconnections.
The interior structure of the incrementation block, which comprises a sequence of half-adders (HAs), is shown in Figure 3.