PMB9643VV2.0

Overview

The PMB9643VV2.0 is a Subscriber Line Interface Circuit (SLIC) from the miSLIC series, designed for fixed wireless and LTE gateway applications. It supports up to 60 Vrms with five REN loads or 50 Vrms with three REN loads. The device features energy-efficient switching regulator architectures, including buck-boost fixed tracking and inverting-boost tracking. It offers software compatibility with equivalent feature sets to the LE9641/LE9651 and includes pin-selectable PCM/SPI or ZSI interfaces for single-port 4-wire control.

Feature Summary

• Supports high-voltage battery designs up to 95V peak
• Integrates energy-efficient switching regulator architectures
• Provides pin-selectable interface options for simplified board routing
• Includes comprehensive subscriber loop testing capabilities

Applications

• Fixed wireless gateways
• LTE gateways

Procurement Notes

Verify the specific ordering suffix against official documentation to confirm package type and packing method. The component meets RoHS 2 directive requirements. Ensure compatibility with VoIP processors and SoC solutions using the provided VoicePath SDK and VP-API-II software for FXS function implementation.

Selection Notes

Select this SLIC for applications requiring high voltage tolerance and energy efficiency. Consider the available software tools for factory testing and manufacturing validation. Verify interface compatibility with the target processor before integration.

Part Context

This component belongs to the Lantiq miSLIC series, which provides complete wideband or narrowband BORSCHT functionality. The series is designed for worldwide programmability and includes test suite software for verification.

Replacement Considerations

The device is software compatible with the LE9641 and LE9651 models. Verify pinout and electrical specifications before substitution.