AnsweredAssumed Answered

Have problems with ADF4117

Question asked by E29AJP on Apr 8, 2014
Latest reply on Apr 11, 2014 by rbrennan

I have problems with ADF4117. I try to make 100-200mhz PFD 12.5khz form this device.


so I use ADIsimPLL for choose the loop filter's component.(the result in below picture )

 

pll100200.jpg

and use Int N PLL to provide latch(the result in below picture )

 

spi.jpg

So I got 0x1900 , 0xB541,0x82


I use arduino connect to LE DATA CLK pin and send the command to ADF4117 ( in below picture )

spi2.png


 

And it's doesn't work . the signal output is not lock . what did I do wrong .

 

 

 

thank.


Phonkit Sukchakerm

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