LMC835 - National Semiconductor

LMC835 Digital Controlled Graphic Equalizer

The LMC835 is a monolithic digitally-controlled graphic equalizer CMOS LSI for Hi-Fi audio The LMC835 consists of a Logic section and a Signal Path section made of analog switches and thin-film silicon-chromium resistor networks The LMC835 is used with external resonator circuits to make a stereo equalizer with seven bands g 12 dB or g 6 dB gain range and 25.

Features

Y Y Y Y Y Y No volume controls required Three-wire interface 14 bands 25 steps each g 12 dB or g 6 dB gain ranges Low noise and distortion TTL CMOS logic compatible Applications Y Y Y Y Y Y Y Hi-Fi equalizer Receiver Car stereo Musical instrument Tape equalization Mixer Volume controller Connection Diagrams Dual-In-Line Package Molded Chip Carrier Package TL H 6753
  – 26 Top View Order Number LMC835V See NS Package V28A TL H 6753
  – 1 Top View Order Number LMC835N See NS Package N28B C1995 National Semiconductor Corporation TL H 6753 RRD-B30M75 Printed in U S A Block Diagram TL H 6753.