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UBA1706 - Cordless telephone line interface

General Description

plastic shrink small outline package; 24 leads; body width 5.3 mm APPLICATIONS Cordless base stations UBA1706

Mains or battery-powered telephone sets.

GENERAL DESCRIPTION The UBA1706 is a BiCMOS integrated circuit intended for use in mains-powered telecom terminals.

Key Features

  • Line interface.
  • Low DC line voltage; operates down to 1.2 V (excluding polarity guard).
  • Voltage regulator with adjustable DC voltage.
  • DC mask for voltage or current regulation (CTR21).
  • Line current limitation for protection.
  • Electronic hook switch control input.
  • Transmit amplifier with:.
  • Symmetrical inputs.
  • Fixed gain.
  • Large signal handling capability.
  • Receive amplifier with fixed gain.
  • Transmit a.

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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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INTEGRATED CIRCUITS DATA SHEET UBA1706 Cordless telephone line interface Objective specification Supersedes data of 1999 Mar 08 File under Integrated Circuits, IC17 1999 Jun 04 Philips Semiconductors Objective specification Cordless telephone line interface FEATURES Line interface • Low DC line voltage; operates down to 1.2 V (excluding polarity guard) • Voltage regulator with adjustable DC voltage • DC mask for voltage or current regulation (CTR21) • Line current limitation for protection • Electronic hook switch control input • Transmit amplifier with: – Symmetrical inputs – Fixed gain – Large signal handling capability. • Receive amplifier with fixed gain • Transmit and receive amplifiers Automatic Gain Control (AGC) for line loss compensation.