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U4050B - Speech Circuit

General Description

The electronic speech circuit U4050B is a linear integrated circuit for use in telephone sets.

It replaces the hybrid transformer, sidetone equivalent and ear protection rectifiers.

Key Features

  • www. DataSheet4U. com D Integrated amplifier for loudhearing operation D Anticlipping for loudspeaker amplifier D Supply voltages for all functional blocks of a subscriber set D Adjustable DC characteristics D Adjustable sending and receiving amplification D Automatic line loss compensation D Symmetrical output of earpiece amplifier D Built-in ear protection D Symmetrical input of microphone amplifier D Adjustable sidetone suppression independent of sending and receiving amplification D DTMF and.

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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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U4050B Speech Circuit with Line-Powered Loudspeaker Amplifier Description The electronic speech circuit U4050B is a linear integrated circuit for use in telephone sets. It replaces the hybrid transformer, sidetone equivalent and ear protection rectifiers. The circuit is line powered and contains all components necessary for amplification of signals and adaptation to the line. An integrated loudspeaker amplifier allows loudhearing operation. Features www.DataSheet4U.