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LMX2571-EP: LMX2571 IS NOT LOCKING - Custom Board

Part Number: LMX2571-EP
Other Parts Discussed in Thread: LMX2571


Hello Team,

Below is the schematic for the custom board developed for LMX2571 - EP/ LMX2571NJKT, we are not using external VCO - USING INTERNAL VCO.

 it is not locking, SPI is working -  any issue with schematic ?
WhatsApp Image 2026-06-03 at 7.53.48 PM.jpeg

LMX2571 (1).pdf  

Kindly do needful at the earliest 

Regards,
CJI