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single word multiple bit upset (SMU)

Standard

ECSS-E-ST-10-12C - Methods for the calculation of radiation received and its effects, and a policy for design margins (15 November 2008) + "Identified typographical error"

Definition

set of logically adjacent bits corrupted in a digital element caused by direct ionisation from a single traversing particle or by recoiling nuclei from a nuclear interaction

Notes

  • NOTE SMU are multiple bit upsets within a single data word.

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