[GENNUM CORPORATION]

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.

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