LE9500BBJC

Telecom Overview

The LE9500BBJC is a dual-channel Subscriber Line Interface Circuit (SLIC) manufactured by Microsemi. It is designed for universal operation in analog telephone systems, supporting both AC and DC loop feed requirements. The device integrates essential telephony functions including ringing generation, battery feed, and hybrid circuitry within a single package. It operates with a supply voltage range of 3.3V to 60V, accommodating various network standards. The component utilizes a 64-lead TQFP surface-mount package, ensuring compact integration into telecommunications infrastructure while maintaining signal integrity for voice transmission.

Telecom Feature Summary

• Dual-channel architecture providing independent subscriber line interface capabilities
• Universal compatibility with global analog telephony standards and loop types
• Integrated ringing generation mechanism for call alerting
• Built-in hybrid circuitry for full-duplex voice communication

Telecom Applications

• Analog telephone system base stations
• Central office switching equipment
• Private branch exchange (PBX) systems
• Telecommunications gateway interfaces

Telecom Procurement Notes

Verify the specific manufacturing date code and lot traceability upon receipt. Confirm that the component matches the original Microsemi specifications regarding pinout and electrical characteristics. Ensure proper handling procedures are followed due to the surface-mount nature of the package. Cross-reference the part number against current manufacturer databases to confirm availability status and any potential obsolescence notices before finalizing procurement decisions.

Telecom Selection Notes

Select this component when designing systems requiring dual-channel subscriber line interfacing with universal voltage support. It is suitable for applications demanding integrated ringing and hybrid functionality without external discrete components. Consider the thermal performance and board space constraints associated with the 64-lead TQFP package. Evaluate power supply stability requirements given the wide operating voltage range to ensure reliable operation across diverse network conditions.

Telecom Part Context

The LE9500BBJC belongs to the LE9500 series of Subscriber Line Interface Circuits developed by Microsemi. This series is widely recognized in the telecommunications industry for providing robust and reliable interface solutions for analog lines. The component represents a specialized integrated circuit solution tailored for high-volume deployment in fixed-line telephony networks, addressing the need for compact, multi-functional interface devices.

Telecom Replacement Considerations

LE9500CBJC

Telecom FAQ

What is the maximum supply voltage supported by the LE9500BBJC?

The device supports an operating supply voltage range up to 60V, allowing flexibility in power design.

Does the LE9500BBJC include internal ringing generation?

Yes, the IC features an integrated ringing generator to eliminate the need for external ringing circuits.