switched-capacitor filter

switched-capacitor filter

[‚swicht kə′pas·əd·ər ‚fil·tər]
(electronics)
An integrated-circuit filter in which a resistor is simulated by a combination of a capacitor and metal oxide semiconductor switches that are turned on and off periodically at a high frequency. Also known as switched-C filter.
References in periodicals archive ?
I admit a fascination with filter circuits and have designed my share, from op-amp-based active filters to switched-capacitor filters. But I drew the line at digital filters because they require a lot of math and hardware.