HC9P5509B3999-003

Telecom Overview

The HC9P5509B3999-003 is a Subscriber Line Interface Circuit (SLIC) manufactured by Harris Corporation. It is designed for telecommunications applications, specifically serving as an interface for subscriber lines in exchange systems. The component is housed in a PDSO28 package, providing the necessary connectivity and signal processing capabilities required for standard telephony services.

Telecom Feature Summary

• Functions as a Subscriber Line Interface Circuit (SLIC) for telecom exchanges
• Designed for integration into ITU CO/Loop Carrier systems
• Provides essential signaling and power interface for subscriber lines

Telecom Applications

• Telecommunications exchange systems
• ITU CO/Loop Carrier implementations
• Subscriber line interface modules

Telecom Procurement Notes

Verify the manufacturer designation as Harris Corporation when sourcing this component. Confirm the package type is PDSO28 to ensure mechanical compatibility with existing designs. Check RoHS compliance status across different supply sources, as documentation may vary between Yes and No declarations depending on the specific revision or distributor listing. Ensure the part number matches exactly to avoid confusion with similar SLIC variants.

Telecom Selection Notes

Select this component for applications requiring a dedicated SLIC solution within Harris ecosystem or compatible telecom architectures. The PDSO28 package size should be evaluated against board space constraints. Consider the specific voltage and current requirements of the target subscriber line interface to ensure the device meets the electrical specifications for loop feed and ringing generation.

Telecom Part Context

This part belongs to the family of integrated circuits produced by Harris Corporation for the telecommunications sector. It serves as a specialized interface chip, distinct from general-purpose logic or memory components. The designation indicates a specific configuration within the company's portfolio of subscriber line interface solutions.

Telecom Replacement Considerations

Public confirmed substitute part numbers are not available in the provided documentation. Users should consult official Harris Corporation resources or authorized distributors for validated cross-reference information before attempting substitution.