Si3230
P R O SLIC ® P R O G R A M M A B L E CMOS SLIC W I T H R I N G I N G / B A T T E R Y VO L TA G E G E N E R A T I ...
Si3230
P R O SLIC ® P R O G R A M M A B L E
CMOS SLIC W I T H R I N G I N G / B A T T E R Y VO L TA G E G E N E R A T I O N
Features
Software Programmable SLIC with codec interface Software programmable internal balanced ringing up to 90 VPK (5 REN up to 4 kft, 3 REN up to 8 kft) Integrated battery supply with dynamic
voltage output
On-chip dc-dc converter continuously minimizes power in all operating modes Entire solution can be powered from a single 3.3 V or 5 V supply 3.3 V to 35 V dc input range Dynamic 0 V to –94.5 V output
Software programmable signal generation and audio processing:
DTMF generation and decoding 12 kHz/16 kHz pulse metering generation Phase-continuous FSK (caller ID) generation Dual audio tone generators Smooth and abrupt polarity reversal
Ordering Information See page 103.
Extensive test and diagnostic features
Realtime dc linefeed measurement GR-909 line test capabilities
Software programmable linefeed parameters:
Ringing frequency, amplitude, cadence, and waveshape 2-wire ac impedance constant current feed (20 to 41 mA) Loop closure and ring trip thresholds and filtering
Applications
Interface to Broadcom devices
BCM11xx residential gateway BCM3341 VOIP processor BCM33xx cable modem
Voice over IP Terminal adapters Fixed cellular terminal
Description
The Si3230 is a low-
voltage CMOS device that provides a multi-functional subscriber line interface ideal for customer premise equipment (CPE) applications. The ProSLIC integrates subscriber line in...
