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PSoC™ 5, 3 & 1

Anonymous
Not applicable

Hello EveryBody,

   

I am using PSOC 5LP Kit and i want to implement instrumentation amplifier having high CMRR and Gain. How i can do this?

   

Looking forward for your suggestions.

   

 

   

Regards

   

Awais

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3 Replies
Bob_Marlowe
Expert II

Multiple post, please follow up here.

   

 

   

Bob

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Anonymous
Not applicable

Thank you so much.

   

Will take this thing into account for the next time.

   

Regards

   

Awais

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ETRO_SSN583
Esteemed Contributor

You cannot because of the G mismatch between PGA (if you tried using those)

   

or the Aol mismatch one OpAmp to another. Depends in latter case how much

   

CMRR you are willing to forego.

   

 

   

Here is a analysis - http://www.cypress.com/?app=forum&id=2492&rID=82151

   

 

   

https://www.dropbox.com/s/plck7e95v7pw33c/CMR%20Analysis%20IA.pdf?dl=0

   

 

   

Regards, Dana.

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