Patents Represented by Attorney Adam H. Tachner - Crosby, Heafey, Roach & May - Justia Patents Search

Patents Represented by Attorney Adam H. Tachner - Crosby, Heafey, Roach & May

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Structure and method for arithmetic function implementation in an EPLD having high speed product term allocation structure

Patent number: 5821774

Abstract: An EPLD having improved routing and arithmetic function implementation characteristics. Cascade and carry logic in macrocells allows for rapid implementation of arithmetic functions without unnecessarily tying up device processing and interconnect resources or unnecessarily delaying processing.

Type: Grant

Filed: October 4, 1996

Date of Patent: October 13, 1998

Assignee: Xilinx, Inc.

Inventors: Isaak Veytsman, Jeffrey H. Seltzer