SI0310

www.DataSheet4U.com Si3056 Si 3 0 1 8 / 1 9 /10 GLOBAL SERIAL INTERFACE DIRECT ACCESS ARRANGEMENT Features Complete DAA includes the following: Programmable line interface AC termination DC termination Ring detect threshold Ringer impedance 80 dB dynamic range TX/RX paths Integrated codec and 2- to 4-wire hybrid Integrated ring detector Type I and II caller ID support Line voltage monitor Loop current monitor Polarity reversal detection Programmable digital gain Clock generation Pulse dialing support Overload detection 3.3 V power supply Direct interface to DSPs Serial interface control for up to eight devices >5000 V isolation Proprietary isolation technology Parallel handset detection +3.2 dBm TX/RX level mode Programmable digital hybrid for nearend echo reduction Low-profile SOIC packages Lead-free/RoHS-compliant packages available Ordering Information See page 88. Pin Assignments Si3056 MCLK 1 2 3 4 5 6 7 8 16 15 14 13 12 11 10 9 OFHK RGDT/FSD/M1 M0 VA GND AOUT/INT C1A C2A Applications V.92 modems Voice mail systems Multi-function printers Set-top boxes Fax machines Internet appliances Personal digital assistants FSYNC SCLK VD SDO SDI FC/RGDT RESET Description The Si3056 is an integrated direct access arrangement (DAA) with a programmable line interface to meet global telephone line requirements. Available in two 16-pin small outline packages, it eliminates the need for an analog front end (AFE), isolation transformer, relays, opto-isolators, and a 2- to 4-wire h...