ADF4158: FAQ

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    ADF4158 and ADF4159 - Glitches when changing frequency

    Sometimes, when changing frequency, a glitch can be seen on the output of a VCO being driving by the ADF4158 or ADF4159; that is, for a very short amount of time, the VCO outputs the wrong frequency before…
  • Article

    ADF4158 and ADF4159 software source code

    ADF4158 and ADF4159 software source code by ADIApproved The source codes for the ADF4158 and ADF4159 evaluation board control software is attached below. Warning: You use this at your own risk and…
  • Article

    ADF4158 eval SW hidden feature

    Question If I observed it well, your ADF4158 software has a small error. On Figure 41 of the data sheet of ADF4158 it is shown that the Ramp status can be output via the Mux-Out. After setting this…
  • Article

    EVAL-ADF4158EB1Z driving a 24GHz MMIC

    Question Can we use the charge pump output 24 on EVAL-ADF4158EB1Z and drive another evalboard by Infineon containing the BGT24MTR11 which has built-in VCO? Therefore we don’t need the onboard VCO on…
  • Article

    Old and new UG-123 differences

    Question We have found some changes on pages 7 & 8 of the old UG-123 (attached). For this old version, you could enter the frequencies instead of the CLK values. Is there a tool for calculating CLK1…
  • Article

    Triggered RF Sweep

    Question Which is the ramp triggering pin on the ADF4158? I couldn’t find any. The nearest guess for me would be the LE pin (load enable on the serialinterface), assuming that the last command written…
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    Video: Using ADIsimPLL to simulate frequency ramps on the ADF4158

    Video here: http://www.analog.com/en/education/education-library/videos/1846356091001.html

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