Si3217x and Si3291x ProSLIC Single-Chip FXS Solution with FXO Option Description - Low power standby operation The Si3217x is a family of pin-compatible single-channel - Tracking dc-dc controller ProSLIC products that implement a complete foreign - Patented low-power ringing exchange station (FXS) telephony interface solution in - Wideband voice support accordance with all relevant LSSGR, ITU and ETSI - DTMF detection specifications. Select parts in the series also implement - Pulse metering Silicon Laboratories patented capacitive isolation - 3.3 V operation technology to enable seamless connection to Si3291x - Pb-free/RoHS-compliant packaging series foreign exchange office (FXO) line-side devices. The Si3291x Features Si3217x ProSLIC ICs operate from a 3.3 V supply and - Greater than 5 kV isolation interface to standard PCM/SPI digital interfaces. The Si3217x integrated dc-dc controller automatically - Global programmability generates the optimal battery voltages required for each - Up to +6 dBm TX/RX level line-state. Si3217x ICs are available with voltage ratings of - Parallel handset detection 110 V or 135 V to support a wide range of ringing - Type I and II caller ID support voltages. The Si3217x is available in a 5x7 mm 42-pin QFN - Integrated ring detector package. The Si3291x is available in a 16-pin SOIC - Programmable digital hybrid package. Applications Si3217x Features - Customer Premise Equipment (CPE) - Performs all BORSCHT functions - VoIP DSL Gateways and Routers - Ideal for short to medium loops - Wireless Local Loop (WLL) - Global programmability - Integrated Access Devices (IAD) - Simplified configuration and diagnostics - Analog Terminal Adapters (ATA) - Supported by ProSLIC API - Small Office/Home Office (SOHO) PBX Ordering Guide FXS P/N Description Max Vbat Temperature Si32176-B-FM FXS, wideband capable 110 V 0 to 70 C Si32176-B-GM FXS, wideband capable 110 V 40 to 85 C Si32177-B-FM FXS, wideband capable 135 V 0 to 70 C Si32177-B-GM FXS, wideband capable 135 V 40 to 85 C Si32178-B-FM FXS, DTMF detection, wideband capable with FXO support 110 V 0 to 70 C Si32171-B-FM FXS, DTMF detection, pulse metering 110 V 0 to 70 C Si32171-B-GM FXS, DTMF detection, pulse metering 110 V -40 to 85 C FXO P/N Region Ringer Thresholds On-hook Speeds RoHS Compliant Temperature Si32911-A-FS FCC/CTR21 1 2 Yes 0 to 70 C Si32919-A-FS Global 3 3 Yes 0 to 70 C COCOCODDDEEECCC SLSLICIC FFSSYNYNCC PCPCM/M/ DTMFDTMF & & TIP DRDRXX GCGCII LinefLinefeedeed ADC ToTone Gene Genn ADCADC CContontrolrol DTDTXX IInntteerfacerface FXS RING CaCallller Ier IDD LinefLinefeedeed CSCS DAC DACDAC MMonitonitoror SDSDII SPISPI RiRingingingng SDSDOO TIP RX CoControntroll Optional FXO GGeneenerraatotorr SCSCLKLK Hybrid and DCT DSDSPP C1A C1B InInteterfrfacacee dc ININTT VREG Isolation Termination LiLine Dine Diagnagnostosticicss Isolation FXO RSRSTT IGND Interface Interface C2A C2B CID Control Ring Detect RING PCPCLKLK QB PLPLLL DC-DC ConDC-DC Conttrolrollleerr Off-Hook QE Si3217x Si3291x ProSLIC Copyright 2009 by Silicon Laboratories 4.14.09 PrograProgrammmamable ble AAC IC Immpedapedancence anand Hybrid Hybridd Linefeed BOMSi3217x and Si3291x ProSLIC Single-Chip FXS Solution with FXO Option Selected Electrical Specifications Parameter Symbol Test Condition Min Typical Max Unit F-Grade 0 25 70 C Ambient Temperature T A G-Grade 40 25 85 C Supply Voltage, Si3217x V 3.13 3.3 3.47 V DD Battery Voltage, Si3217x V 15 136/110 V BAT Maximum Loop Resistance R I =18 mA, V = 48 V 2000 LOOP LOOP BAT (loop + load) DC Differential Output R I < I 160 640 DO LOOP LIM Resistance Idle Channel Noise C-Message weighted 8 12 dBrnC PSRR from V RX and TX, dc to 3.4 kHz 55 dB DD 200 Hz to 1 kHz 58 60 dB Longitudinal to Metallic/PCM Balance (forward or reverse) 1 kHz to 3.4 kHz 53 58 dB Metallic/PCM to Longitudinal Balance 200 Hz to 3.4 kHz 40 dB 200 Hz to 3.4 kHz at Longitudinal Impedance 50 TIP or RING Active off-hook Longitudinal Current per Pin 25 mA 200 Hz to 3.4 kHz See Table 5, DC Feed Current Si3217x V = 0 V 45 mA TR Data Sheet 2-Wire Return Loss 200 Hz to 3.4 kHz 26 30 dB Transhybrid Balance 300 Hz to 3.4 kHz 26 30 dB Thermal Resistance (QFN-42) 32 C/W JA Thermal Resistance (SOIC-16) 85 C/W JA Continuous Power Dissipation (QFN-42) P T = 85 C 1.3 W D A Continuous Power Dissipation (SOIC-16) P T = 85 C 0.47 W D A Package Information 42-Pin QFN MM Min Typ Max A 0.60 0.65 0.70 b 0.20 0.25 0.30 D 5.00 BSC D2 3.35 3.40 3.45 e 0.50 BSC E 7.00 BSC E2 5.35 5.40 5.45 E3 1.65 1.70 1.75 E4 3.15 3.20 3.25 L 0.35 0.40 0.45 L1 0.05 0.10 0.15 Min Max A 1.75 A1 0.10 0.25 16-Pin SOIC A2 1.25 b 0.31 0.51 c 0.17 0.25 D 9.90 BSC E 6.00 BSC E1 3.90 BSC e 1.27 BSC L 0.40 1.27 L2 0.25 BSC h 0.25 0.50 0 8 ProSLIC Copyright 2009 by Silicon Laboratories 4.14.09 Silicon Laboratories and Silicon Labs are trademarks of Silicon Laboratories Inc. Other products or brandnames mentioned herein are trademarks or registered trademarks of their respective holders