DESCRIPTION

· The Si3218x devices are single-channel ProSLIC® products implementing a complete FXS telephony interface solution.

· Operates from a 3.3 V supply and interfaces with standard PCM/SPI or 3-wire ISI digital interfaces.

· Integrated dc-dc controller generates optimal battery voltages for each linestate.

· Available in 5x6 mm 36-pin QFN and 6x6 mm 40-pin QFN packages.

FEATURES

· Complete FXS solution in compact packages.

· Performs all BORSCHT functions.

· Global programmability and patented low-power ringing.

· Simplified configuration, diagnostics, and ultra-low power consumption.

· Wideband voice support and on-hook transmission.

· Flexible dc-dc controller with low-cost capacitive boost configuration.

· Software-programmable parameters for ringing, impedance, and loop feed.

· 3.3 V operation with 1.8 V I/O support and maximum battery up to -106 V.

· Pb-free/RoHS-compliant packaging with two digital interface options.

APPLICATIONS

· VoIP Gateways and Routers.

· xDSL IADs and Optical Network Terminals/Units (ONT/U).

· Analog Terminal Adapters (ATA) and Cable eMTA.

· Wireless Fixed Terminals (WFT) and Wireless Local Loop (WLL).

· WiMAX CPE.