Carry-lookahead adder: Difference between revisions

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In electronics, an [[adder (electronics)|adder]] is a combinatorial or sequential logic element which computes the (n+1)-bit sum of two n-bit numbers. The '''Brent–Kung adder''' is one of the most advanced designs, having a gate level depth of <math>O(log_2(n))</math>.
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The Brent–Kung adder is a parallel prefix form [[carry look-ahead adder]]. It takes less area to implement than the [[Kogge-Stone adder]] and has less wiring congestion, but lower performance.
 
==References==
 
{{no footnotes|date=October 2011}}
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== External links ==
* [http://www.acsel-lab.com/Projects/fast_adder/adder_designs.htm Adder Designs]
* [http://www.openhdl.com/vhdl/653-vhdl-component-brent-kung-adder-generic.html Generic VHDL Implementation of the Brent-Kung Adder]
 
{{DEFAULTSORT:Brent-Kung adder}}
[[Category:Adders]]
 
 
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Latest revision as of 03:25, 11 November 2014

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