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Using electromagnetic emanations for variability characterization in Flash-based FPGAs

  • Jimmy Tarrillo
  • , Jorge Tonfat
  • , Fernanda Kastensmidt
  • , Ricardo Reis
  • , Florent Bruguier
  • , Morgan Bourrée
  • , Pascal Benoit
  • , Lionel Torres

Research output: Chapter in Book/Report/Conference proceedingConference contributionpeer-review

Abstract

An ElectroMagnetic analysis (EMA) technique is applied to Flash-based FPGA (Field Programmable Gate Arrays) ProASIC3E to measure the delay variability. Measurements show that delay variations can reach 40% according to the mapping, placement and routing used in the FPGA array, while the synthesis tool analysis show differences lower than 7%. Comparisons between the use of EMA technique in Flash and SRAM-based FPGAs are presented. The Flash-based FPGA configurable blocks and routing structures are modeled at the electrical level. Then, SPICE simulations are performed to compare the predictive variability to the measurements ones. Results obtained with EMA can support designers on selecting different parts of the FPGA array, such as distinct mapping, placements and routing wires according to application and provide a valuable feedback for the FPGA's manufacture company.

Original languageEnglish
Title of host publicationProceedings - 2013 IEEE Computer Society Annual Symposium on VLSI, ISVLSI 2013
PublisherIEEE Computer Society
Pages109-114
Number of pages6
ISBN (Print)9781479913312
DOIs
StatePublished - 2013
Externally publishedYes
Event2013 IEEE Computer Society Annual Symposium on VLSI, ISVLSI 2013 - Natal, Brazil
Duration: 5 Aug 20137 Aug 2013

Publication series

NameProceedings of IEEE Computer Society Annual Symposium on VLSI, ISVLSI
ISSN (Print)2159-3469
ISSN (Electronic)2159-3477

Conference

Conference2013 IEEE Computer Society Annual Symposium on VLSI, ISVLSI 2013
Country/TerritoryBrazil
CityNatal
Period5/08/137/08/13

Keywords

  • Electromagnetic Analysis
  • FPGA
  • Flash
  • Variability

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