A 28mn FD-SOI 4KB Radiation-hardened 12T SRAM Macro with 0.6 ∼ 1V Wide Dynamic Voltage Scaling for Space Applications

Le Dinh Trang Dang, Dongkyu Seo, Jin Woo Han, Jinsang Kim, Ik Joon Chang

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

7 Citations (Scopus)

Abstract

We present a soft-error immune 12T SRAM cell for space applications, namely we-Quatro, and design a 4KB radiation-hardened macro of this SRAM in 28nm FD-SOI. Previously, 10T Quatro has been considered promising for this purpose, however suffers from extremely poor writability under parametric variations. Despite of two more transistors, we-Quatro delivers the same cell area as Quatro. Our simulations and measurements show that our 4KB macro provides robust read and write stabilities for wide supply voltage range of 0.6∼1V. More critically, the measured soft-error resilience of we-Quatro is comparable to that of Quatro, significantly better than that of 6T SRAM.

Original languageEnglish
Title of host publication2018 IEEE Asian Solid-State Circuits Conference, A-SSCC 2018 - Proceedings
PublisherInstitute of Electrical and Electronics Engineers Inc.
Pages133-134
Number of pages2
ISBN (Electronic)9781538664124
DOIs
Publication statusPublished - 14 Dec 2018
Event2018 IEEE Asian Solid-State Circuits Conference, A-SSCC 2018 - Tainan, Taiwan, Province of China
Duration: 5 Nov 20187 Nov 2018

Publication series

Name2018 IEEE Asian Solid-State Circuits Conference, A-SSCC 2018 - Proceedings

Conference

Conference2018 IEEE Asian Solid-State Circuits Conference, A-SSCC 2018
Country/TerritoryTaiwan, Province of China
CityTainan
Period5/11/187/11/18

Bibliographical note

Publisher Copyright:
© 2018 IEEE.

Keywords

  • SRAM
  • single-event upset
  • soft-error

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