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UTCMC34018 - VOICE SWITCHED SPEAKER-PHONE CIRCUIT

Datasheet Summary

Description

The UTC MC34018 speaker-phone integrated circuit incorporates the necessary functions to produce a high quality hands-free speaker-phone system.

The applications include household and office speaker-phones, intercom systems, hand free kit for mobile phones, and others.

Features

  • All necessary level detection and attenuation controls for a hand-free telephone included.
  • Background noise level monitoring with long time constant.
  • Background sound level compensation for transmit and receive levels as well as the background level.
  • Wide operating dynamic range through signal compression.
  • On-chip voltage regulators illuminate external regulators for lining operation.
  • Power audio amplifier for typical 100mW output (into 25 ohms)with peak limiting fo.

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Datasheet Details

Part number UTCMC34018
Manufacturer Unisonic Technologies
File Size 182.46 KB
Description VOICE SWITCHED SPEAKER-PHONE CIRCUIT
Datasheet download datasheet UTCMC34018 Datasheet
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Full PDF Text Transcription

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UTC MC34018 LINEAR INTEGRATED CIRCUIT VOICE SWITCHED SPEAKER-PHONE CIRCUIT DESCRIPTION The UTC MC34018 speaker-phone integrated circuit incorporates the necessary functions to produce a high quality hands-free speaker-phone system. The applications include household and office speaker-phones, intercom systems, hand free kit for mobile phones, and others. SOP-28 FEATURES *All necessary level detection and attenuation controls for a hand-free telephone included. *Background noise level monitoring with long time constant. *Background sound level compensation for transmit and receive levels as well as the background level. *Wide operating dynamic range through signal compression. *On-chip voltage regulators illuminate external regulators for lining operation.
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