Using capacitor to reduce the cut-off frequency circuit diagram

Published:2011/6/30 22:51:00 Author:Ecco | Keyword: capacitor, reduce , cut-off frequency | From:SeekIC

The cut-off frequency of low-pass filter can be set under 1kHz by the external capacitors CSEL1, CSEL2 to meet the needs of narrow-band applications, and the circuit is shown as the chart.



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