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Encyclopedia > Programmable logic array

A programmable logic array (PLA) is a programmable device used to implement combinational logic circuits. The PLA has a set of programmable AND planes, which link to a set of programmable OR planes, which can then be conditionally complemented to produce an output.


The other commonly used programmable logic device is the PAL.


See also: Programmable logic device


  Results from FactBites:
 
Programmable logic array device with grouped logic regions and three types of conductors - Patent 5537057 (9164 words)
The programmable logic array device of claim 3 wherein each of said regions has a first group of terminals each of which has access to at least one said set of said first group of conductors, each of said terminals of said first group of terminals being for one of (a) input and (b) output.
The programmable logic array device of claim 1 wherein said second group of conductors comprises a plurality of horizontal second conductors extending substantially parallel to said rows, and a plurality of vertical second conductors extending substantially parallel to said columns.
The programmable logic array device of claim 1 wherein each region in said plurality of regions of programmable logic is a member of one of said logic subsets, each said logic subset comprising four said regions arranged in first and second rows and first and second columns.
  More results at FactBites »


 

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