Spread spretrum PLL test/measure method

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ericzhang

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pll test

Can somebody give me some advice and papers?
Thanks a lot!
 

Do you mean the spread spectrum function implemented in modern clock generators for mainboard?
 

Some one told me it is diffrent to test the spread spectrum PLL
with conventional PLL, so i ask for help!
 

Are you asking the frequency hopping SS?
 

ericzhang said:
Some one told me it is diffrent to test the spread spectrum PLL
with conventional PLL, so i ask for help!

What's the major application of the PLL, communication or clock generator?
 

SSCG,clock generator for mother board!
 

ericzhang said:
SSCG,clock generator for mother board!

Just using oscilloscope w/ enough BW and memory, then do FFT analysis.
 

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