FXLS8471Q Anti Alias Filter design?

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FXLS8471Q Anti Alias Filter design?

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robertnigbor
Contributor I

For the FXLS8471Q accelerometer, what is the design of the antialias filter before the ADC?  Is the corner frequency fixed or is it adjustable?

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1,267 次查看
TomasVaverka
NXP TechSupport
NXP TechSupport

Hi Robert,

First, sorry for the delay in answering your question.

The anti-aliasing filter is a first-order low-pass filter and its cut-off frequency depends on the ODR (dr[2:0] bits) and OSR ((s)mods[1:0] bits) settings.

Regards,

Tomas

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