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Configurable IC's with carry bypass circuitry

  • US 20070244958A1
  • Filed: 03/15/2005
  • Published: 10/18/2007
  • Est. Priority Date: 11/08/2004
  • Status: Abandoned Application
First Claim
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1. configurable IC comprising:

  • a) a plurality of configurable logic circuits, wherein the logic circuits include a plurality of sets of associated configurable logic circuits, each set for performing an add or subtract operation;

    b) for each set of associated configurable logic circuits, a carry circuit for performing a carry operation associated with the add or subtract operation; and

    c) for each set of associated configurable logic circuit, a carry bypass circuit for bypassing the carry circuit during an add or subtract operation.

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