Si3215 PROSLIC PROGRAMMABLE CMOS SLIC/CODEC WITH RINGING/BATTERY VOLTAGE GENERATION Features Performs all BORSCHT functions Software-programmable signal generation and audio processing: Software-programmable internal balanced Phase-continuous FSK (caller ID) ringing up to 90 VPK generation (5 REN up to 4 kft, 3 REN up to 8 kft) Dual audio tone generators Integrated battery supply with dynamic Smooth and abrupt polarity reversal -Law/A-Law and 16-bit linear PCM voltage output audio On-chip dc-dc converter continuously Extensive test and diagnostic features minimizes power in all operating modes Multiple voice loopback test modes Ordering Information Entire solution can be powered from a Real time dc linefeed measurement GR-909 line test capabilities single 3.3 V or 5 V supply See page 111. SPI and PCM bus digital interfaces 3.3 to 35 V dc input range Extensive programmable interrupts Dynamic 0 to 94.5 V output 100% software-configurable global Low-cost inductor and high-efficiency solution Ideal for customer premise equipment transformer versions supported Pin Assignments applications Software-programmable linefeed Lead-free and RoHS-compliant packages parameters: available Si3215 Ringing frequency, amplitude, cadence, and waveshape QFN 2-wire ac impedance and hybrid Constant current feed (20 to 41 mA) Loop closure and ring trip thresholds and filtering 38 37 36 35 34 33 32 Applications DTX 1 31 SDITHRU FSYNC 2 30 DCDRV Voice-over-broadband systems: Terminal adapters: RESET 3 29 DCFF DSL, cable, wireless ISDN, Ethernet, USB 4 SDCH 28 TEST PBX/IP-PBX/key telephone systems SDCL 5 27 GNDD V 6 26 VDDD DDA1 Description 7 IREF 25 ITIPN The ProSLICis a low-voltage CMOS device at th provides a complete analog CAPP 8 24 ITIPP 9 23 telephone interface ideal for customer premise equipment (CPE) applications. QGND V DDA2 10 The ProSLIC integrates subscriber line interface circuit (SLIC), codec, and battery CAPM 22 IRINGP 21 generation functionality into a single CMOS integrated circuit. The integrated STIPDC 11 IRINGN 20 battery supply continuously adapts its output voltage to minimize power andSRINGDC 12 IGMP 13 14 15 16 17 18 19 enables the entire solution to be powered from a single 3.3 V (Si3215M only) or 5 V supply. The ProSLIC controls the phone line through Silicon Labs Si3201 Linefeed Interface Chip or discrete component line feed. Si3215 features include software-configurable 5 REN internal ringing up to 90 V , DTMF generation, and PK a comprehensive set of telephony signaling capabilities including expanded support of Japan and China country requirements. The ProSLIC is packaged in a 38-pin QFN and TSSOP, and the Si3201 is packaged in a thermally-enhanced 16- U.S. Patent 6,567,521 pin SOIC. Functional Block Diagram U.S. Patent 6,812,744 Other patents pending INT RESET Si3215 Line CS Status SCLK Control Interface SDO SDI Gain/ A/D TIP DTX Attenuation/ Filter Line Prog. Linefeed Feed Tone Hybrid Interface PCM Control Generators DRX Interface RING Gain/ D/A Z S Attenuation/ FSYNC Filter Discrete DC-DC Converter Controller Components PCLK PLL Rev. 0.92 8/05 Copyright 2005 by Silicon Laboratories Si3215 Not recommended for new designs. Please note the Si3201 has been discontinued. Expansion Compression STIPE DRX SVBAT PCLK SRINGE INT STIPAC CS SRINGAC SCLK IGMN SDI GNDA SDOSi3215 2 Rev. 0.92 Not recommended for new designs. Please note the Si3201 has been discontinued.