AnsweredAssumed Answered

HMC833LP6E problem to lock in all band

Question asked by Asatur on Mar 5, 2015
Latest reply on Mar 5, 2015 by dyoung1

I hope someone can help as.

We was bought 5 HMC833LP6E PLL with integrated VCO...

 

 

We are using schema what given in evaluation board... after that our programmer write same program to control device.. but we have same problems.

 

 

at first device "PLL" locking only from 2544 MHz up to 3088 MHz all another frequency don;t lock...

 

 

second problem when locked in this area already I have two frequency. difference between them about 40,50, can be 100 MHz

 

 

I can;t understand how it;s happened...

 

 

Please help us to resolve this problem because our project can be burn .!

thank you for all. If you need any additional information please let me know i can take same pictures or maybe video...    

Outcomes