GH580

Adjustable Analog Highpass Filter

Gennum

GH580 Features

* 200 to 8 kHz adjustable corner frequency

* 12 dB/oct Butterworth filter

* low current drain (175 µA typical)

* two on chip 1 nF capacitors

* low noise and distortion

* 1.1 to 3.0 VDC operation DESCRIPTION The GH580 is a single, second order (12 dB/Oc

GH580 General Description

The GH580 is a single, second order (12 dB/Oct) continuous high pass filter with an adjustable corner frequency (ƒC) from 200 to 8 kHz. Adjustment of ƒC is accomplished with a single 100 kΩ potentiometer connected from pin 3 to ground. The bias circuitry is operated from an on chip voltage regulator.

GH580 Datasheet (111.81 KB)