The Volume 3, No. 9 issue of Ideas for Design features:
- A method to implement a bandpass filter with a clock, instead of a switched-capacitor filter, for communications applications with MCUs that may lack a needed timing device.
- An approach that uses the continuity of states and steady-state "wrap-around" concept to provide accurate steady-state output results for an RC filter driven by a PWM pulse train.
These links are to the articles, while the Download button provides access to the PDF of the article: