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Synergistic Effect of BTI and Process Variations on Impact and Monitoring of Combination Circuit

  • Linzhe Li
  • , Liyi Xiao
  • , Jie Li
  • , He Liu
  • , Zhigang Mao
  • Harbin Institute of Technology

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

Abstract

With the technology node scaling down, aging effect and process variations have become the most critical reliability issues for integrated circuit. In this paper, the influence of BTI effect and process variation on threshold voltage is analyzed. Then, the delay of logic gate and the change of subthreshold current are deduced from the change of threshold voltage. Finally, the logic gate and ISCAS85 circuit are simulated by HSPICE in PTM 45nm model. Simulation results show the relationship between delay and subthreshold current with aging time, which can be used to predict the degradation of circuit parameters. The change of circuit delay can be quickly monitored by measuring subthreshold current.

Original languageEnglish
Title of host publicationProceedings - 2019 IEEE 13th International Conference on ASIC, ASICON 2019
EditorsFan Ye, Ting-Ao Tang
PublisherIEEE Computer Society
ISBN (Electronic)9781728107356
DOIs
StatePublished - Oct 2019
Event13th IEEE International Conference on ASIC, ASICON 2019 - Chongqing, China
Duration: 29 Oct 20191 Nov 2019

Publication series

NameProceedings of International Conference on ASIC
ISSN (Print)2162-7541
ISSN (Electronic)2162-755X

Conference

Conference13th IEEE International Conference on ASIC, ASICON 2019
Country/TerritoryChina
CityChongqing
Period29/10/191/11/19

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