A wide-range all-digital duty cycle corrector with a period monitor

Shao Ku Kao*, Shen Iuan Liu

*Corresponding author for this work

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

13 Scopus citations

Abstract

A wide-range all-digital duty cycle corrector (DCC) with a period monitor is presented. It corrects the duty cycle within four cycles. It generates the output clock of 50% duty cycle when the input duty cycle is within 10% - 90%. After this DCC locked, a closed-loop monitor continuously tracks the period of input clock to keep 50% duty-cycle in every eight cycles. The proposed circuit has been fabricated in a 0.18um CMOS technology. The measured duty cycle error is between 1.3% and 1.6% and the measured frequency range is from 1GHz to 1.6GHz.

Original languageEnglish
Title of host publicationIEEE Conference on Electron Devices and Solid-State Circuits 2007, EDSSC 2007
Pages349-352
Number of pages4
DOIs
StatePublished - 2007
Externally publishedYes
EventIEEE Conference on Electron Devices and Solid-State Circuits 2007, EDSSC 2007 - Tainan, Taiwan
Duration: 20 12 200722 12 2007

Publication series

NameIEEE Conference on Electron Devices and Solid-State Circuits 2007, EDSSC 2007

Conference

ConferenceIEEE Conference on Electron Devices and Solid-State Circuits 2007, EDSSC 2007
Country/TerritoryTaiwan
CityTainan
Period20/12/0722/12/07

Keywords

  • All-digital
  • Duty cycle
  • Duty cycle corrector

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