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STuW81300 I designed a device with STuW81300. PLL locked. I received output power like in the datasheet. Okay. But when I measured the output signal, I saw a lot of spurs. I don't know how to improve my signal. Do you give me support about this spur?

Yigit Yalcinkaya
Associate

STuW81300

I designed a device with STuW81300. PLL locked. I received output power like in the datasheet. Okay. But when I measured the output signal, I saw a lot of spurs. I don't know how to improve my signal. Do you give me support about this spur? @Peter BENSCH I need help. I shared two pictures. Please don't care power level in the pictures. Please, take care of the spurs level. How can I make a pure signal without spur?

My loop filter is the same as the datasheet.

Thank you in advance.

Best Regards,

Yigit.

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