CD54HCT297F3A

Specialty Logic Overview

The CD54HCT297F3A is a digital phase-locked-loop filter integrated circuit manufactured by Harris Corporation. It belongs to the HCT CMOS logic family and is designed for high-speed applications. The device features a 16-pin ceramic dual in-line package (CDIP) suitable for through-hole mounting. It operates within a supply voltage range of 4.5V to 5.5V and supports a wide operating temperature range from -55°C to 125°C. The component is classified as a specialty logic IC specifically engineered for phase-locked loop filtering functions.

Specialty Logic Feature Summary

• Digital phase-locked-loop filtering capability
• HCT CMOS technology for high-speed performance
• Ceramic dual in-line package construction

Specialty Logic Applications

• Phase-locked loop filter circuits
• Frequency synthesis systems
• Clock recovery applications

Specialty Logic Procurement Notes

Verify the specific manufacturer lot and date code upon receipt, as this component may be sourced from surplus or secondary markets. Confirm the package integrity, ensuring the ceramic housing and pin connections are undamaged. Check for RoHS compliance status, as older Harris Corporation parts often do not meet current environmental regulations. Ensure the supplier provides valid traceability documentation for military-grade specifications if required for your application.

Specialty Logic Selection Notes

Select this component when a dedicated digital PLL filter is required within an HCT-compatible logic environment. The ceramic package offers superior thermal stability and hermetic sealing compared to plastic alternatives, making it suitable for harsh environments. Consider the 16-pin CDIP form factor for compatibility with existing through-hole PCB layouts. Verify that the system voltage aligns with the 4.5V to 5.5V operating range to ensure proper functionality.

Specialty Logic Part Context

This part is part of Harris Corporation's specialized logic portfolio, leveraging HCT CMOS technology for robust digital signal processing. The CD54 prefix typically indicates military-grade qualification standards. As a legacy component, it serves niche applications requiring reliable phase-locked loop filtering in industrial or aerospace contexts where long-term availability and specific package types are critical constraints.

Specialty Logic Replacement Considerations

Publicly confirmed substitute part numbers are not available in the provided source data. Users should consult official Harris Corporation replacement guides or equivalent manufacturers for compatible HCT-based PLL filters.