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Sequential circuit design for radiation hardened multiple voltage integrated circuits

United States Patent

November 24, 2009
View the Complete Patent at the US Patent & Trademark Office
The present invention includes a radiation hardened sequential circuit, such as a bistable circuit, flip-flop or other suitable design that presents substantial immunity to ionizing radiation while simultaneously maintaining a low operating voltage. In one embodiment, the circuit includes a plurality of logic elements that operate on relatively low voltage, and a master and slave latches each having storage elements that operate on a relatively high voltage.
Clark; Lawrence T. (Phoenix, AZ), McIver, III; John K. (Albuquerque, NM)
STC.UNM (Albuquerque, NM)
11/ 774,380
July 6, 2007
CONTRACTUAL ORIGIN OF THE INVENTION The invention described herein was made with Government funding under a grant from the Sandia National Laboratories, U.S. Department of Energy, Grant No. 237095. The Government may have certain rights in this invention.