L8576B Datasheet (Agere Systems)

L8576B, Dual Ringing SLIC

The Agere Systems Inc.

L8576B electronic dual subscriber line interface circuit (SLIC) provides all the functions that are necessary to interface a codec to the tip and ring of a subscriber loop, integrating two battery feeds and ringing generators in one low-cost package.

The L8576B device is optim

L8576B Features

* s Two SLIC channels for multiple tip/ring interfaces s On-chip balanced ringing generator, no ring relay required s Single battery operation or optional automatic bat- tery switch s Quiet battery reversal for on-hook signaling s Disconnect state s Distortion-free, on-hook transmission s 24 mA loop c