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LM1894 Datasheet Dynamic Noise Reduction System DNR

Manufacturer: Texas Instruments

Overview: LM1894 www.ti.com SNAS551C – DECEMBER 1994 – REVISED APRIL 2013 LM1894 Dynamic Noise Reduction System DNR Check for Samples:.

General Description

The LM1894 is a stereo noise reduction circuit for use with audio playback systems.

The DNR system is non-complementary, meaning it does not require encoded source material.

The system is compatible with virtually all prerecorded tapes and FM broadcasts.

Key Features

  • 1.
  • 2 Non-Complementary Noise Reduction, “Single Ended”.
  • Low Cost External Components, No Critical Matching.
  • Compatible with All Prerecorded Tapes and FM.
  • 10 dB Effective Tape Noise Reduction CCIR/ARM Weighted.
  • Wide Supply Range, 4.5V to 18V.
  • 1 Vrms Input Overload.