Description
Preliminary Data Sheet October 2001 L9214A/G Low-Cost Ringing SLIC Introduction The Agere Systems Inc.L9214 is a subscriber line interface circuit .
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 pow
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. Fea