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How to calculate the offset in a comparator?

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barath_87

barath_87

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I would like to know how to calculate the offset in a comparator any links and mareria regarding will be very useful.

Thanks in advance....
 

Re: compartor offset

Refer to the CMOS book by Jacob Baker. The comparator chapter in there nicely explains everything, including measurement techniques
 

Re: compartor offset

really?

but the offset is not defined clearly
 

Re: compartor offset

The main offset error come from input trnasistor's threshold mismatch. you can calculate ΔVt of input transistors
 

Re: compartor offset

Hi,
For comparator offset this tutorial will help you much:
 

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