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Microsemi Corporation Confidential and Proprietary
Features
• Cost Optimized Single Channel FXS Solution
- Smaller, 36-pin 4x6 mm QFN package
- Low cost, 2-Layer PCB Reference Designs
• Software compatible with equivalent feature
set to the Le9641/Le9651
• Pin-Selectable PCM/SPI or ZSI Interfaces
- Single port 4-wire ZSI control simplifies board
routing
- Compatible with numerous VoIP processors and
SoC solutions
• Le9643 95V Peak Battery Designs
- Up to 60-VRMS with up to 3 REN load
- Up to 50-VRMS with up to 5 REN load
• Le9653 150V Peak Battery Designs
- Up to 100-VRMS with up to 5 REN load
• Energy Efficient Switching Regulator
Architectures
- Le9643
- Buck-Boost fixed tracking
- Inverting-Boost tracking
- Le9653
- High Voltage Flyback tracking
- High Voltage Inverting-Boost tracking
- Consistent with Code of Conduct on Energy
Consumption of Broadband Equipment
• VoicePath SDK and VP-API-II Software
available to implement FXS functions
• VeriVoice Professional Test Suite Software
• Comprehensive subscriber loop testing, per
Telcordia GR-909-CORE / TIA-1063
• VeriVoice Manufacturing Test Package (VVMT)
• Facilitates factory testing of assembled boards
• Complete Wideband or Narrowband
BORSCHT functionality
• Worldwide Programmability
Applications
• Fixed Wireless (LTE) Gateways
• 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
• Analog Telephone Adapters (ATAs)
Figure 1 - Le9643/Le9653 Block Diagram
Document ID# 157126 Version 3 May 2017
Le9643-Le9653
Subscriber Line Interface Circuit
miSLICTM Series
Product Brief
Ordering Information
Device OPN Device Type Package Packing
Le9643AQCT SLIC, Tracker 4x6mm QFN Tape&Reel
Le9643AQC SLIC, Tracker 4x6mm QFN Tray
Le9653AQCT SLIC, Tracker 4x6mm QFN Tape&Reel
Le9653AQC SLIC, Tracker 4x6mm QFN Tray
These Green packages meet RoHS 2 Directive 2011/65/EU of
the European Council to minimize the environmental impact of
electrical equipment.