LMX2581E: Design LMX2581E replace ADI ADF4351 some technical support needed

Roy Chan

Part Number: LMX2581E
Other Parts Discussed in Thread: CDCM1802

Hello Expert:

We would like design LMX2581E replace ADI ADF4351. we would like to get the following requrieemnt we can quickly move the solutions could you please help support the following question?

(1) Is there have single ended or differetial output referece design can provide to us?

(2) because we want to consider CDCM1802 frequency divider as input from LMX2581E , you can refer the following CDCM1802 differential input common mode voltage spec , so we would like double check what's the LMX2581E output common mode voltage operating spec ? can suitble for CDCM1802?

Thank you

Roy

8 months ago

0 Noel Fung 8 months ago

TI__Guru** 121780 points

Hi Roy,

CDCM is a pretty old device, do you have the application block diagram? Hand drawing is fine, I just want to suggest the best solution base on their requirement.

0 Roy Chan 8 months ago in reply to Noel Fung

TI__Expert 6070 points

Hello Noel:

Thank you for your feedback, because this is NDA confidential , I send the another internal discussion thread can you double check it?

thank you

Roy

0 Noel Fung 8 months ago in reply to Roy Chan

TI__Guru** 121780 points

Hi Roy,

I am closing this post, we can continue in the new post.

Clock & timing

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LMX2581E: Design LMX2581E replace ADI ADF4351 some technical support needed