Le9662 Dual Subscriber Line Interface Circuit TM miSLIC Series Data Sheet Document ID 146852 Version 4 February 2015 Features Ordering1 Information Economical, fifth-generation line interface solution for VoIP processors and SoCs Device OPN Device Type Package Packing Le9662WQCT SLIC, BBABS/FBABS 56-pin QFN Tape&Reel Dual Channel Architecture Le9662WQC SLIC, BBABS/FBABS 56-pin QFN Tray These Green packages meet RoHS 2 Directive 2011/65/EU of Single port 4-wire interface control (ZSI) the European Council to minimize the environmental impact of electrical equipment. - Compatible with numerous VoIP processors and SoC solutions Description - Less expensive isolation than multi-port control TM The miSLIC Line Circuits together with a VoIP processor or SoC, provides an economical turn-key - Simplifies board routing solution for derived voice applications. The miSLIC VoicePath SDK and VP-API-II Software devices are controlled by a VoIP processor or SoC available to implement FXS functions through a simple, single serial interface. VeriVoice Professional Test Suite Software The dual channel Le9662 miSLIC device uses energy Comprehensive subscriber loop testing, efficient shared power supply topologies for reduced BOM including Telcordia GR-909-CORE / TIA-1063 cost. The Le9662 can be configured for patent-pending diagnostic testing shared Buck-Boost Automatic Battery Switching (BBABS) or for shared Flyback ABS (FBABS) operation. Ringing Industry leading advanced test software and system power management are supported to limit the VeriVoice Manufacturing Test Package (VVMT) peak power requirements of each telephone line FXS port. The dual channel Le9662 features wideband clarity Facilitates factory testing and calibration of and complete BORSCHT functionality. assembled boards Manufacturing self test and subscriber line diagnostics Low cost, Energy Efficient Shared Switching are available features. All AC, DC, and power parameters Regulator Architectures are programmable making the Le9662 device suitable for - Dual Output power supplies any short loop application requiring SLIC functionality. - Integrated battery switches - Up to 70 V open circuit ringing with RMS 5 REN load Low cost, 2-Layer PCB Reference Designs Complete Wideband BORSCHT functionality Worldwide Programmability Per channel Narrowband or Wideband operation Applications DSL Residential Gateways and Integrated Access Devices (IADs) Cable Embedded Multimedia Terminal Adapters (eMTAs) PON Single Family Units (SFU) Fiber-to-the-premise (FTTX) solutions Figure 1 - Le9662 Block Diagram 1 2014 Microsemi Corporation. All Rights Reserved. CONFIDENTIALLe9662 Data Sheet 1.0 miSLIC Series Solution Overview 7 1.1 Le9662 Shared Battery miSLIC Device 7 2.0 Le9662 Shared Battery miSLIC Device Overview and Block Diagram 8 2.1 Le9662 Device Block Diagram 9 3.0 Functional Description . 10 3.1 Host Port Interface . 10 3.1.1 ZSI Timing 10 3.2 ZSI Header 10 3.3 Input / Output Block 11 3.4 Voltage Sense 12 3.5 Voice Signal Processor . 12 3.5.1 Impedance Synthesis 13 3.5.2 Frequency Response Correction and Equalization . 13 3.5.3 Transhybrid Balancing . 13 3.5.4 Gain Adjustment 13 3.5.5 Transmit Signal Processing . 13 3.5.6 Receive Signal Processing . 14 3.5.7 Speech Coding . 14 3.5.8 Wideband Operation 14 3.6 Signal Generation . 14 3.6.1 Multi-Tone Generation . 14 3.6.2 Frequency and Amplitude Modulation . 15 3.6.3 Triangular and Trapezoidal Signal Generation 16 3.7 Low Power DC Feed . 16 3.8 Normal DC Feed 16 3.9 Test Feed . 17 3.10 Ringing 17 3.10.1 Balanced Ringing 17 3.10.2 Adaptive Ringing Amplitude (BBABS Operation) 18 3.10.3 Switch Hook Detection 18 3.10.4 Ring Trip Detection 18 3.11 Subscriber Line Testing 20 3.11.1 VeriVoice Professional Test Suite Software 20 3.12 Manufacturing Testing . 20 3.13 Metering 21 3.14 Switching Regulator Controllers . 21 3.14.1 Shared Flyback Automatic Battery Switching (FBABS) . 22 3.14.2 Shared Inverting Buck-Boost Automatic Battery Switching (BBABS) 22 3.15 Charge Pump Regulator and MOSFET Gate Driver 23 4.0 Electrical Specifications 24 4.1 Absolute Maximum Ratings 24 4.2 Thermal Performance 25 4.3 Operating Ranges . 25 4.3.1 Recommended Operating Conditions . 25 5.0 Electrical Characteristics . 26 5.1 Supply Currents and Power Dissipation 26 5.1.1 FBABS Operation . 26 5.1.2 BBABS Operation 27 5.2 DC Characteristics . 28 5.3 DC Feed and Signaling - All States Except Low Power Idle Mode 29 5.4 DC Feed and Signaling - Low Power Idle Mode State . 29 5.5 Metering . 30 5.6 Ringing . 30 5.7 Switching Regulator Controller . 30 2 Microsemi Corporation Confidential and Proprietary CONFIDENTIAL