[FAQ] ADS127L21: How do I design custom IIR and FIR filters?

Keith Nicholas

Part Number: ADS127L21

The ADS127L21 ADC includes programmable infinite and finite impulse response (IIR and FIR) digital filters that allow custom filter profiles, such as frequency notch filters. How do I design these custom filters?

6 months ago

+1 Keith Nicholas 6 months ago

TI__Mastermind 36290 points

The attached presentation is a step by step process that a designer can use to create customer filters for the ADS127L21 using MATLAB®. In addition, for IIR filter design, this presentation also provides a step by step process using the Bilinear Transform of an existing analog filter design.

ADS127L21 Digital Filter Design October2023.pdf

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[FAQ] ADS127L21: How do I design custom IIR and FIR filters?