Design of a Time Detector with Adjustable Resolution

Xiaofan Liu, Zhiming Chen, Xiaoran Li, Xinghua Wang, Lei Zhang

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

Abstract

With the continuous improvement of integrated circuit technology, the time detector, especially one with adjustable resolution, has a good development prospect. In this paper, a multi-bit time detector with adjustable resolution and configurable measurement range is presented, whose timing link composed of identical timing units is similar to ring oscillator. To adjust the resolution, the current and link of the timing unit are controlled by control code. The proposed time detector is implemented in CMOS 180nm technology. Simulation results show that the measuring range can reach the microsecond level under a 1.8-V supply. Meanwhile, the resolution corresponding to the control code 00, 01, 10 and 11 are 13.3ns, 25.8ns, 39.7ns and 48.5ns, respectively. Therefore, there is a linear relationship between the resolution and the value of control code.

Original languageEnglish
Title of host publicationProceedings of 2022 6th International Conference on Electronic Information Technology and Computer Engineering, EITCE 2022
PublisherAssociation for Computing Machinery
Pages554-559
Number of pages6
ISBN (Electronic)9781450397148
DOIs
Publication statusPublished - 21 Oct 2022
Event6th International Conference on Electronic Information Technology and Computer Engineering, EITCE 2022 - Virtual, Online, China
Duration: 21 Oct 202223 Oct 2022

Publication series

NameACM International Conference Proceeding Series

Conference

Conference6th International Conference on Electronic Information Technology and Computer Engineering, EITCE 2022
Country/TerritoryChina
CityVirtual, Online
Period21/10/2223/10/22

Keywords

  • CMOS
  • adjustable resolution
  • linear relationship
  • ring oscillator
  • time detector

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