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CDCE949
Related Posts

  • Forum Post: Re: Reprogramming PLL when it provides CPU clock

    mapefer3
    The CDCE706 allows changing programmatically the output frequency via I2C, but to change from Frequency1 to Frequency2 avoiding intermediate frequencies or glitches, is not as straight forward as using the CDCE925, CDCE937, CDCE949, CDCE913. If in order to change from Frequency1 to Frequency2 only...
    on May 28, 2010

  • Forum Post: Re: 0.8V p-p "clipped sinewave" input to CDCE9xx?

    mapefer3
    Thank you for posting this interesting question. It is possible to use the CDCE9xx series as a clock generator (with PLL on) by connecting a TCXO in the way described in the application notes you are referring to. The Rf internal in the CDCE9xx series is approx 500kOhms, therefore it is not needed...
    on Apr 18, 2011

  • Forum Post: Re: CDCE913 not locking, what am I doing wrong?

    Cypher Punks
    Just a follow-up: I checked that the ClockPro software calculated the same register contents as I did. While using it, I noticed that it tended to add common factors to M/N to make the numbers as large as possible. (At the register level, this amounts to scaling M and R by the same value.) I tried...
    on Oct 8, 2011

  • Forum Post: cdc programming evm + clock pro

    enbar vodevoz
    Hi, I'm trying to configure a CDCE949 device using the cdc programming evm v1.1 and clock pro. I turn on the clock pro, I ca find the appropriate board, I press the on/off tab. the socket powered and device in socket idications light. from there I can't wriet or read from the device. ...
    on Jan 24, 2013

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