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TEA1098ATV - Speech/handsfree

Datasheet Summary

Description

plastic very small outline package; 40 leads plastic quad flat package; 44 leads (lead length 1.3 mm); body 10 × 10× 1.75 mm GENERAL DESCRIPTION Duplex controller consisting of: TEA1098A signal and noise envelope monitors for both channels (with adjustable sensitivities and timi

Features

  • Line interface.
  • Low DC line voltage.
  • Voltage regulator with adjustable DC voltage.
  • Symmetrical high impedance inputs (70 kΩ) for dynamic, magnetic or electret microphones.
  • DTMF input with confidence tone on earphone and/or loudspeaker.
  • Earphone amplifier for dynamic, magnetic or piezo-electric earpieces (with externally adjustable gain).
  • Digital volume control on earphone amplifier (4 steps).
  • Automatic Gain Control (AGC) for true lin.

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Datasheet preview – TEA1098ATV

Datasheet Details

Part number TEA1098ATV
Manufacturer NXP
File Size 185.18 KB
Description Speech/handsfree
Datasheet download datasheet TEA1098ATV Datasheet
Additional preview pages of the TEA1098ATV datasheet.

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Full PDF Text Transcription

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INTEGRATED CIRCUITS DATA SHEET TEA1098A Speech and handsfree IC Preliminary specification File under Integrated Circuits, IC03 2000 Mar 21 Philips Semiconductors Preliminary specification Speech and handsfree IC FEATURES Line interface • Low DC line voltage • Voltage regulator with adjustable DC voltage • Symmetrical high impedance inputs (70 kΩ) for dynamic, magnetic or electret microphones • DTMF input with confidence tone on earphone and/or loudspeaker • Earphone amplifier for dynamic, magnetic or piezo-electric earpieces (with externally adjustable gain) • Digital volume control on earphone amplifier (4 steps) • Automatic Gain Control (AGC) for true line loss compensation • Microphone mute • Key tone mode. Supplies • Provides a strong 3.
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