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L9214A - Low-Cost Ringing SLIC

Features

  • s Low-cost solution s Onboard ringing generation with software adjustable crest factor switching s Flexible VCC options:.
  • 3.3 V or 5 V VCC.
  • No.
  • 5 V required s Power control options:.
  • Power control resistor.
  • Automatic battery switch to minimize off-hook power s Eight operating states:.
  • Scan mode for minimal power dissipation.
  • Forward and reverse battery active.
  • On-hook transmission states.
  • Ring mode.
  • Disconne.

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Datasheet Details

Part number L9214A
Manufacturer Agere Systems
File Size 456.81 KB
Description Low-Cost Ringing SLIC
Datasheet download datasheet L9214A Datasheet

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Full PDF Text Transcription

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Preliminary Data Sheet October 2001 L9214A/G Low-Cost Ringing SLIC Introduction The Agere Systems Inc. L9214 is a subscriber line interface circuit that is optimized to provide a very low-cost solution for short- and medium-loop applications. This device provides the complete set of line interface functionality, including power ringing needed to interface to a subscriber loop. This device has the capability to operate with a VCC supply of 3.3 V or 5 V and is designed to minimize external components required at all device interfaces. Features s Low-cost solution s Onboard ringing generation with software adjustable crest factor switching s Flexible VCC options: — 3.
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