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IWR1843: What's the accuracy of frame period?

Part Number: IWR1843

Hi,

My customer would like to know the accuracy of the frame period. As we config the many parameters of profilecfg in us (microseconds), I think the error of the frame period should be us level. Would you pls kindly advise if my understanding is correct? Do we have test info of the error of frame period?

  • HI, there:

    It depends on the variation of LO frequency.   For example, if you have a 200-ppm in local oscillator frequency. Assuming frame rate is 0.1s, then after one frame, the relative frame start time moves up to +/-20 µs.   

    Best,

    Zigang