Leakage-aware redundancy for reliable sub-threshold memories

  • Authors:
  • Seokjoong Kim;Matthew Guthaus

  • Affiliations:
  • University of California Santa Cruz, Santa Cruz, California;University of California Santa Cruz, Santa Cruz, California

  • Venue:
  • Proceedings of the 48th Design Automation Conference
  • Year:
  • 2011

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Abstract

In this work, we are the first to consider the optimization of sub-threshold stand-by VDD while simultaneously considering memory yield and redundant row/column usage. We propose a fast, optimal fault-repair analysis framework that is 200--600% faster than previous works and show that leakage can be reduced 10--14% using redundancy without sacrificing yield.