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leorw
Visitor II
December 17, 2003
Question

40MHz Xtal usage with uPSD

  • December 17, 2003
  • 2 replies
  • 677 views
Posted on December 17, 2003 at 14:56

40MHz Xtal usage with uPSD

    This topic has been closed for replies.

    2 replies

    L
    leorwAuthor
    Visitor II
    May 17, 2011
    Posted on May 17, 2011 at 11:57

    Hi,

    Does any one have a working xtal fundamnetal frequency filter example so that more commonly avaialble (and cheaper) 3rd overtone high frequency xtals may be used with uPSD internal xtal oscilator?[addsig]
    P
    petr23
    Visitor II
    May 17, 2011
    Posted on May 17, 2011 at 11:57

    Hi,

    try 1nF-10nF (4n7) SMD805 capacitor in serial with 1u5 or 2.2uH SMD0805 inductor between ground and XTAL2.

    Petr

    Quote:

    On 2003-11-30 16:39, Leor wrote:

    Hi,

    Does any one have a working xtal fundamnetal frequency filter example so that more commonly avaialble (and cheaper) 3rd overtone high frequency xtals may be used with uPSD internal xtal oscilator?[addsig]

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