Si3217x Features

 Performs all BORSCHT functions

 Ideal for short to medium loops

 Global programmability

 Simplified configuration and diagnostics

Supported by ProSLIC API

 Low power standby operation

 Tracking dc-dc controller

 Patented low-power ringing

 Wideband voice support

 DTMF detection

 Pulse metering

 3.3 V operation

 Pb-free/RoHS-compliant packaging

Si3291x Features

 Greater than 5 kV isolation

 Global programmability

 Up to +6 dBm TX/RX level

 Parallel handset detection

 Type I and II caller ID support

 Integrated ring detector

 Programmable digital hybrid