LMF380 Datasheet - National Semiconductor

LMF380 LMF380 Triple One-Third Octave Switched-Capacitor Active Filter

The LMF380 is a triple one-third octave filter set designed for use in audio audiological and acoustical test and measurement applications Built using advanced switched-capacitor techniques the LMF380 contains three filters each having a bandwidth equal to one-third of an octave in frequency By comb.

LMF380 Features

* Y Y Y Three bandpass filters with one-third octave center frequency spacing Choice of internal or external clock No external components other than clock or crystal and two capacitors Key Specifications Y Y Passband gain accuracy Better than 0 7 dB over temperature Supply voltage range g 2V to g 7

LMF380_NationalSemiconductor.pdf