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TEA1099H - Speech/handsfree

General Description

The TEA1099H is an analog bipolar circuit dedicated for telephone applications.

Key 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.
  • Dual Tone Multi-Frequency (DTMF) input with confidence tone on earphone and/or loudspeaker.
  • Receive amplifier for dynamic, magnetic or piezo-electric earpieces (with externally adjustable gain).
  • AGC: Automatic Gain Control for true line loss compensation. Supplies.

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Other Datasheets by NXP Semiconductors

Part Number Description
TEA1099 Speech/handsfree
TEA1093 Hands-free
TEA1093T Hands-free
TEA1094 Hands-free
TEA1094A Hands-free
TEA1094AM Hands-free
TEA1094AT Hands-free
TEA1094T Hands-free
TEA1095 Voice switched speakerphone
TEA1095T Voice switched speakerphone

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.

View original datasheet text
INTEGRATED CIRCUITS DATA SHEET TEA1099H Speech and handsfree IC with auxiliary inputs/outputs and analog multiplexer Product specification Supersedes data of 1998 Jun 11 File under Integrated Circuits, IC03 1999 Apr 08 Philips Semiconductors Product specification Speech and handsfree IC with auxiliary inputs/outputs and analog multiplexer 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 • Dual Tone Multi-Frequency (DTMF) input with confidence tone on earphone and/or loudspeaker • Receive amplifier for dynamic, magnetic or piezo-electric earpieces (with externally adjustable gain) • AGC: Automatic Gain Control for true line loss compensation.