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LM1868 - Radio System

This page provides the datasheet information for the LM1868, a member of the LM1 Radio System family.

Description

The combination of the LM1868 and an FM tuner will provide all the necessary functions for a 0 5 watt AM FM radio Included in the LM 1868 are the audio power amplifier FM IF and detector and the AM converter IF and detector The device is suitable for both line operated and 9V battery applications F

Features

  • Y Y Y Y Y DC selection of AM FM mode Regulated supply Audio amplifier bandwidth decreased in AM mode reducing amplifier noise in the AM band AM converter AGC for excellent overload characteristics Low current internal AM detector for low tweet radiation Block Diagram DataShee DataSheet4U. com TL H 7909.
  • 1 Order Number LM1868N See NS Package Number N20A Note See table for coil data C1995 National Semiconductor Corporation TL H 7909 RRD-B30M115 Printed in U S A DataSheet4U. com.

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Full PDF Text Transcription

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www.DataSheet4U.com LM1868 AM FM Radio System February 1995 LM1868 AM FM Radio System General Description The combination of the LM1868 and an FM tuner will provide all the necessary functions for a 0 5 watt AM FM radio Included in the LM 1868 are the audio power amplifier FM IF and detector and the AM converter IF and detector The device is suitable for both line operated and 9V battery applications Features Y Y Y Y Y DC selection of AM FM mode Regulated supply Audio amplifier bandwidth decreased in AM mode reducing amplifier noise in the AM band AM converter AGC for excellent overload characteristics Low current internal AM detector for low tweet radiation Block Diagram DataShee DataSheet4U.
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