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Second NASA/ESA Conference on Adaptive Hardware and Systems (AHS 2007)
Self-Reconfigurable Analog Arrays: Off-The Shelf Adaptive Electronics for Space Applications
University of Edinburgh, Scotland, United Kingdom
August 05-August 08
ISBN: 0-7695-2866-X
Ricardo Zebulum, Jet Propulsion Laboratory, California Institute of Technology
Mohammad Mojarradi, Jet Propulsion Laboratory, California Institute of Technology
Adrian Stoica, Jet Propulsion Laboratory, California Institute of Technology
Didier Keymeulen, Jet Propulsion Laboratory, California Institute of Technology
Taher Daud, Jet Propulsion Laboratory, California Institute of Technology
Development of analog electronic solutions for space avionics is expensive and lengthy. Lack of flexible analog devices, counterparts to digital Field Programmable Gate Arrays (FPGA), prevents analog designers from benefits of rapid prototyping. This forces them to expensive and lengthy custom design, fabrication, and qualification of application specific integrated circuits (ASIC). The limitations come from two directions: commercial Field Programmable Analog Arrays (FPAA) have limited variability in the components offered on-chip; and they are only qualified for best case scenarios for military grade (- 55C to +125C). In order to avoid huge overheads, there is a growing trend towards avoiding thermal and radiation protection by developing extreme environment electronics, which maintain correct operation while exposed to temperature extremes (- 180?C to +125?C). This paper describes a recent FPAA design, the Self-Reconfigurable Analog Array (SRAA) developed at JPL. It overcomes both limitations, offering a variety of analog cells inside the array together with the possibility of self-correction at extreme temperatures.
Citation:
Ricardo Zebulum, Mohammad Mojarradi, Adrian Stoica, Didier Keymeulen, Taher Daud, "Self-Reconfigurable Analog Arrays: Off-The Shelf Adaptive Electronics for Space Applications," ahs, pp.529-536, Second NASA/ESA Conference on Adaptive Hardware and Systems (AHS 2007), 2007
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