Le79R70 Datasheet (Zarlink) - Ringing Subscriber Line Interface Circuit

Le79R70, Ringing Subscriber Line Interface Circuit

The Le79R70 Ringing Subscriber Line Interface Circuit (RSLIC) device is a bipolar monolithic SLIC that offers on-chip ringing.

Designers can achieve significant cost reductions at the system level for short-loop applications by integrating the ringing function on chip.

Examples of such applications

A Voice Solution ™ Le79R70 Ringing Subscriber Line Interface Circuit VE580 Series APPLICATIONS Integrated Access Devices (IADs) Network Interface Units (NIUs) Cable Modems DSL Modems Set Top / House Side Boxes Intelligent PBX Pain Gain FXS Cards Voice over ISDN or T1/E1 Smart Residential Gateways WLL, APON, FITL, NGN, and all other short-loop CPE/ Enterprise telephony applications FEA

Le79R70 Features

* Ideal for ISDN-TA and set top applications

* On-chip ringing with on-chip ring-trip detector

* Low Standby state power

* Battery operation:

* VBAT1:

* 40 V to

* 67 V

* VBAT2:

* 19 V to VBAT1

* On-chip battery switching an