L9310

Data Sheet July 2001 L9310 Line Interface and Line Access Circuit Full-Feature SLIC, Ringing Relay, and Test Access Device Introduction The Agere Systems Inc. L9310 is a combination fullfeature, ultralow-power SLIC, solid-state ringing access relay, and line test matrix. It is part of a pinfor-pin compatible family of devices designed to serve a wide variety of applications. The L9310 is optimized for European Access applications and North American access where per-line testing and GR-909 longitudinal balance are required. Features SLIC s 5 V and battery operation s Optional automatic battery switch s 15 operational and test modes s Appropriate for 46 dB longitudinal balance applica- tions s Minimal external components required at all inter- faces s Ultralow power dissipation s Software/hardware adjustable dc parameters and supervision thresholds s Meter pulse compatible s Ground start/ground key compatible Solid-State Ring Relay s Low impulse noise s Current-limited switches/thermal...