This application note covers the basics of Filter design. It covers a variety of filter topologies and explains the benefits. Circuit diagrams and filter transfer functions are described in the paper.
Low-pass filter (LPF) is the 4th order Butterworth filter with cut-off frequency adjustment. There are two modes for cut-off frequency programming: ma ...
At one time or another, you'll probably need to design an analog filter. Despite an abundance of digital filter design tools (for example, the excellent FDATool bundled with Matlab's Signals toolbox), ...
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