LE88231DLC

Telecom Overview

The LE88231DLC is a telecom interface integrated circuit manufactured by Microchip Technology. It features two VoicePort channels designed for FXS applications with a standard voice bandwidth of 4kHz. The device supports high voltage operation up to 150V, suitable for traditional telephony line interfaces. It is housed in an 80-lead eLQFP package and complies with RoHS standards.

Telecom Feature Summary

• Dual-channel VoicePort architecture supporting FXS functionality
• Integrated interface for analog telephony line connection
• High-voltage tolerance capability for direct line interfacing

Telecom Applications

• FXS port implementation in telecommunications equipment
• Analog telephone interface circuits
• Legacy telephony system integration

Telecom Procurement Notes

Verify component authenticity through authorized Microchip distributors or certified partners. Confirm the specific ordering suffix matches the required package and temperature grade. Check current availability status as this part may be subject to obsolescence notices from the manufacturer. Ensure compliance with project-specific environmental regulations regarding lead-free requirements.

Telecom Selection Notes

Select this component when designing systems requiring dedicated analog voice ports with integrated line interface capabilities. Consider the 80-lead package size constraints and thermal management requirements for the LQFP form factor. Evaluate compatibility with existing microcontroller or DSP architectures for signal processing tasks. Verify that the 150V rating aligns with the target network's electrical specifications.

Telecom Part Context

This IC belongs to the VoicePort family of telecom interface solutions from Microchip Technology. These devices are engineered to simplify the design of analog telephony systems by integrating necessary line driver and receiver functions into a single chip. The LE88231 variant specifically targets applications requiring dual channel support within a compact footprint.

Telecom Replacement Considerations

Public sources indicate this part is scheduled for obsolescence. Consult official Microchip documentation for recommended replacement parts or lifecycle status updates before finalizing designs.