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Total Dose and Single Event Effects on 16 Mbit Standalone Spin-Transfer Torque MRAM with 45 nm CMOS Technology

  • Anni Cao
  • , Xin Li
  • , Liang Wang
  • , Jianpeng Zhang
  • , Chunliang Gou
  • , Liquan Liu
  • , Bi Wang
  • , Xing Zhang
  • , Yuanfu Zhao
  • Peking University
  • Beijing Microelectronics Technology Institute

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

Abstract

Magnetic Random Access Memory (MRAM) is regarded as one of the most promising memory solutions for space missions since the storage mechanism of magnetic tunnel junction (MTJ) as the memory unit is naturally insensitive to the radiation effects. For the application of highly reliable MRAM., the total dose and ion beam radiation responses of a commercial STT-MRAM are evaluated in this work. The results indicate that MTJ is inherently radiation tolerant, while the peripheral circuit exhibits soft errors during ion beam irradiation. We analyze the single event effect (SEE) and look into the soft errors caused by the single event upset (SEU). Finally, considering the special STT-MRAM architecture, possible inducements of the experimental phenomena are discussed.

Original languageEnglish
Title of host publicationAPCCAS 2022 - 2022 IEEE Asia Pacific Conference on Circuits and Systems
PublisherInstitute of Electrical and Electronics Engineers Inc.
Pages528-531
Number of pages4
ISBN (Electronic)9781665450737
DOIs
StatePublished - 2022
Event2022 IEEE Asia Pacific Conference on Circuits and Systems, APCCAS 2022 - Virtual, Online, China
Duration: 11 Nov 202213 Nov 2022

Publication series

NameAPCCAS 2022 - 2022 IEEE Asia Pacific Conference on Circuits and Systems

Conference

Conference2022 IEEE Asia Pacific Conference on Circuits and Systems, APCCAS 2022
Country/TerritoryChina
CityVirtual, Online
Period11/11/2213/11/22

Keywords

  • single event effect
  • single event upset
  • single ion soft errors
  • STT-MRAM
  • total dose radiation

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