DESCRIPTION
The LTC®1064-2 is a monolithic 8th order lowpass Butterworth filter, which provides a maximally flat passband. The attenuation slope is –48dB/octave and the maximum attenuation is in excess of 80db. An external TTL or CMOS clock programs the filter’s cutoff frequency.

FEATURES
■ 8th Order Filter in a 14-Pin Package
■ 140kHz Maximum Corner Frequency
■ No External Components
■ 50:1 and 100:1 Clock to Cutoff Frequency Ratio
■ 80µVRMS Total Wideband Noise
■ 0.03% THD or Better
■ Operates from ±2.37V to ±8V Power Supplies

APPLICATIONS
■ Antialiasing Filters
■ Smoothing Filters
■ Tracking High Frequency Lowpass Filters