LE9622RQCT Microchip

Le9622 Subscriber Line Interface Circuit TM miSLIC Series Preliminary Data Sheet Document ID 157378 Version 3 September 2017 Features Cost Optimized Dual Channel FXS Solution Ordering Information - 53-pin 7x7mm 0.4mm Pitch QFN Package Device OPN Device Type Package Packing Le9622RQCT 120V SLIC 53-pin QFN Tape & Reel Le9622RQC 120V SLIC 53-pin QFN Tray - Low Cost, 2-Layer PCB Reference Designs The Green package meets RoHS 2 Directive 2011/65/EC of the - Supports Multi-Channel Enterprise Applications European Council to minimize the environmental impact of electrical equipment. PCM/SPI Interface - Programmable Interface Voltage to support Description 1.8V, 2.5V and 3.3V SoC Processors TM Low Cost, Energy Efficient Dual Battery The miSLIC Series Line Circuits together with a VoIP Switching Regulator Architectures processor or SoC, provides an economical turn-key solution for derived voice applications. The Le9622 - Consistent with Code of Conduct on Energy miSLIC 2 FXS device is a cost optimized FXS solution. Consumption of Broadband Equipment The versatile Le9622 miSLIC is controlled via a PCM/SPI - Patented Shared Buck-Boost Automatic Battery interface which makes the device ideal for both 4 or 8 Switch (BBABS) channel Enterprise and 2 channel Broadband Gateway - 60Vrms ringing with 5 REN load applications. - Multi-Line Inverting Boost Automatic Battery Two power supply topologies are supported: Multi-Line Switch (ABS) Inverting Boost for up to 70 Vrms ringing into 5 REN and a - 70Vrms ringing with 5 REN load patented Shared Buck Boost Automatic Battery Switch for up to 60 Vrms ringing into 5 REN. Manufacturing self test VoicePath SDK and VP-API-II Software and subscriber line diagnostics are available features. available to implement FXS functions The Le9622 features wideband clarity and complete VeriVoice Professional Test Suite Software BORSCHT functionality. All AC, DC and power parameters are programmable making the Le9622 device - Comprehensive subscriber loop testing, suitable for any short loop application requiring SLIC including Telcordia GR-909-CORE / TIA-1063 functionality. VeriVoice Manufacturing Test Package - VVMT VBL1 VBH - Facilitates factory testing of assembled boards PCLK TIPD1 PLL HighVoltage LineDriver FS RINGD 1 Worldwide Programmability DXA TAC DRA 1 PCMInterface VoiceSignal RAC1 andTimeSlot Narrowband or Wideband operation Processing RTV 1 Assigner(PCM) LFC 1 Signaling RSN 1 Control IHL Applications 1 TDC Supervision 1 RDC 1 Processing 4 Input/Output I/O11,2 - I/O21,2 Multi-Channel Enterprise and Small Office VS 1 VoltageSense VS 2 DCLK Signal Serial DIN DSL Residential Gateways and Integrated Peripheral Generation DOUT Interface CS RDC Supervision Access Devices (IADs) 2 INT (SPI) TDC2 Processing RST IHL 2 SWCMPY Signaling Cable eMTAs RSN 2 SWVSY Control SWISY Switching SWOUTY RTV2 Regulator PON Single Family Units (SFUs) VoiceSignal SWCMPZ RAC 2 Controllers Processing SWVSZ TAC 2 SWISZ Fiber to the Premise/Home/Building (FTTx) SWOUTZ RINGD2 HighVoltage AVDD Analog Power LineDriver DVDD TIPD 2 Reference Supplies Fixed Wireless (LTE Gateways) VDDHPI VBL VBH GND VREF IREF VDDSW VDD1V2 2 Figure 1 - Le9622 Device Block Diagram Microsemi Corporation Confidential and Proprietary 1 CONFIDNETIALLe9622 Preliminary Data Sheet Table of Contents 1.0 Solution Overview 8 1.1 Le9622 Automatic Battery Switch (ABS) Devices 8 2.0 Le9622 Device Overview and Block Diagram 9 2.1 miSLICTM Series Features . 9 2.2 Device Block Diagram 11 3.0 Functional Description . 12 3.1 Host Port Interface . 12 3.1.1 PCM Interface and Time Slot Assigner 12 3.1.2 Serial Peripheral Interface (SPI) . 14 3.2 Input / Output Block 17 3.3 Voltage Sense 17 3.4 Voice Signal Processor . 18 3.4.1 Impedance Synthesis 19 3.4.2 Frequency Response Correction and Equalization . 19 3.4.3 Transhybrid Balancing . 19 3.4.4 Gain Adjustment 19 3.4.5 Transmit Signal Processing . 19 3.4.6 Receive Signal Processing . 20 3.4.7 Speech Coding . 20 3.4.8 Wideband Operation 20 3.5 Signal Generation . 20 3.5.1 Multi-Tone Generation . 20 3.5.2 Frequency and Amplitude Modulation . 21 3.5.3 Triangular and Trapezoidal Signal Generation 22 3.6 Low Power DC Feed . 22 3.7 Normal DC Feed 22 3.8 Test Feed . 23 3.9 Ringing . 24 3.9.1 Balanced Ringing . 24 3.9.2 Adaptive Ringing Amplitude . 24 3.9.3 Switch Hook Detection . 24 3.9.4 Ring Trip Detection . 24 3.10 Subscriber Line Testing 26 3.10.1 VeriVoice Professional Test Suite Software 26 3.11 Manufacturing Testing . 26 3.12 Metering 27 3.13 Switching Regulator Controller 27 3.13.1 Buck Boost Automatic Battery Switch (BBABS) . 27 3.13.2 Multi-Line Inverting Boost Automatic Battery Switch (ABS) 28 3.14 Charge Pump Regulator and MOSFET Gate Driver 28 4.0 Electrical Specifications 29 4.1 Absolute Maximum Ratings 29 4.2 Thermal Performance 30 4.3 Operating Ranges . 30 4.3.1 Recommended Operating Conditions . 30 5.0 Electrical Characteristics . 31 5.1 Test Conditions . 31 5.2 Supply Currents and Power Dissipation 32 5.3 DC Characteristics . 33 5.4 DC Feed and Signaling - All States Except Low Power Idle Mode 34 5.5 DC Feed and Signaling - Low Power Idle Mode State . 34 5.6 Metering . 34 2 Microsemi Corporation Confidential and Proprietary CONFIDNETIAL