HC1-5508B3999-002

Telecom Overview

The HC1-5508B3999-002 is a Subscriber Line Interface Circuit manufactured by Harris Corporation. This integrated circuit is designed for telecommunications applications, specifically serving as an interface for subscriber lines. The component operates with a supply voltage of 3.3V and draws a supply current of 40mA. It is available in a surface mount mounting type, facilitating integration into modern electronic systems requiring compact form factors and reliable connectivity for telecom infrastructure.

Telecom Feature Summary

• Functions as a dedicated subscriber line interface circuit for telecommunications equipment
• Supports surface mount technology for efficient PCB integration
• Operates on a low voltage supply rail suitable for portable or energy-efficient designs

Telecom Applications

• Telecom base station subscriber interfaces
• Fixed wireless access point hardware
• Voice over IP gateway circuits

Telecom Procurement Notes

Verify the manufacturer origin, as Harris Corporation's semiconductor assets were acquired by L3Harris Technologies. Confirm that the specific suffix B3999-002 matches the required pinout and electrical specifications for your design. Request official datasheets from authorized distributors to ensure the component meets current quality standards and availability requirements before finalizing procurement orders.

Telecom Selection Notes

Select this component when designing telecom systems requiring a dedicated subscriber line interface with low power consumption. Ensure the design supports 3.3V logic levels and accommodates surface mount packaging constraints. Consider thermal management requirements based on the 40mA supply current draw during active operation phases within the target application environment.

Telecom Part Context

This part belongs to the HC1-5508 series of subscriber line interface circuits produced by Harris Corporation. Following the 2019 merger forming L3Harris Technologies, these components remain relevant in legacy and maintained telecom infrastructure. The series provides essential physical layer connectivity for voice and data transmission over subscriber lines in various communication networks.

Telecom Replacement Considerations

Consult official L3Harris documentation for direct cross-reference part numbers. Verify compatibility with existing board layouts and firmware drivers if substituting with newer revisions of the HC1-5508 family. Ensure any alternative components maintain identical pin assignments and electrical characteristics to avoid redesign efforts.