Hell .
Any propagetion delay time much (CDCS501)?
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Hi,
Are you interested in knowing the power up time for the device? What is the spread spectrum setting that you have the device configured to?
Regards
Arvind
Thank you fo your ansur
When you have normal operation, it is the time delay between the input to output.
This is the delay time after the register settings, SSC is to appear in the output.
Regards.
Hi,
Unfortunately at this point of time, I do not have the requested data for CDCS501. But I was able to locate a scope capture on CDCS502 from no spread -> +/-0.5% spread condition. The condition captured on the scope is
FS=1, SSC_SEL 0 = 0 and SSC_SEL 1 =0 ------> 0.00% Spread ----> 108 MHz output frequency
to
FS=1, SSC_SEL 0 = 0 and SSC_SEL 1 =1 ------> +/-0.50% Spread ----> 107.46-108.54 MHz output frequency
The blue line in the plot is SSC_SEL 1 transitioning from 0 -> 1
The behavior of CDCS501 will be similar when changing from a no spread setting to a setting with spread spectrum enabled.
Regards
Arvind Sridhar