2xVDD-tolerant crystal oscillator circuit realized with 1xVDD CMOS devices without gate-oxide reliability issue

Ming-Dou Ker*, Tzu Ming Wang, Hung Tai Liao

*Corresponding author for this work

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

    1 Scopus citations

    Abstract

    A new 2xVDD-tolerant crystal oscillator circuit realized with 1xVDD CMOS devices without suffering gate-oxide reliability issue is proposed, which is one of the key mixed-voltage I/O cells in a cell library. The proposed circuit is realized with only thin gate-oxide devices with floating n-well technique. The proposed 2xVDD-tolerant crystal oscillator circuit has been designed and verified in a 90-nm 1-V CMOS process to serve 1/2-V mixed-voltage interface applications.

    Original languageEnglish
    Title of host publication2008 IEEE International Symposium on Circuits and Systems, ISCAS 2008
    Pages820-823
    Number of pages4
    DOIs
    StatePublished - 19 Sep 2008
    Event2008 IEEE International Symposium on Circuits and Systems, ISCAS 2008 - Seattle, WA, United States
    Duration: 18 May 200821 May 2008

    Publication series

    NameProceedings - IEEE International Symposium on Circuits and Systems
    ISSN (Print)0271-4310

    Conference

    Conference2008 IEEE International Symposium on Circuits and Systems, ISCAS 2008
    Country/TerritoryUnited States
    CitySeattle, WA
    Period18/05/0821/05/08

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