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TDA7421 - AM/FM TUNER FOR CAR RADIO AND Hi-Fi APPLICATIONS

General Description

The TDA7421 is a high performance tuner circuit that integrates AM/FM sections, IF counter and PLL synthesizer on a single chip.

Use of BICMOS technology allows the implementation of tuning functions with a minimum of external components.

Key Features

  • 100M.

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Full PDF Text Transcription (Reference)

The following content is an automatically extracted verbatim text from the original manufacturer datasheet and is provided for reference purposes only.

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® TDA7421 AM/FM TUNER FOR CAR RADIO AND Hi-Fi APPLICATIONS FRONT-END FOR AM/FM RECEIVERS UP-CONVERSION ARCHITECTURE FOR AM HIGH SPEED PLL WITH INLOCK DETECTOR FOR OPTIMIZED RDS APPLICATIONS SINGLE FREQUENCY REFERENCE FOR AM/FM AM/FM STATION DETECTOR µP-CONTROLLED COMPENSATION OF EXTERNAL COMPONENTS SPREAD ADJUSTABLE AUDIO MUTE FULLY PROGRAMMABLE BY I2C BUS ADVANCED BICMOS TECHNOLOGY GENERAL DESCRIPTION The TDA7421 is a high performance tuner circuit that integrates AM/FM sections, IF counter and PLL synthesizer on a single chip. Use of BICMOS technology allows the implementation of tuning functions with a minimum of external components.