HC49USM-FF5F18-11.0592MHZ

Crystals Overview

The ILSI HC49USM-FF5F18-11.0592MHZ is a surface-mount parallel fundamental quartz crystal operating at a nominal frequency of 11.0592 MHz. It features a load capacitance of 18 pF and offers a frequency stability and tolerance of ±30 ppm. The component operates within a temperature range of -40°C to +85°C and utilizes an HC-49/US package with dimensions of 11.40mm x 4.73mm x 4.50mm maximum height.

Crystals Feature Summary

• Surface mount design compatible with automated assembly processes
• Fundamental mode parallel resonance operation for stable timing
• RoHS compliant construction suitable for lead-free processing environments

Crystals Applications

• Microcontroller clock sources requiring precise timing
• Communication interface circuits utilizing standard baud rates
• Digital signal processing systems needing stable reference frequencies

Crystals Procurement Notes

Verify the specific suffix FF5F18 against official ILSI documentation to confirm exact electrical parameters and mechanical tolerances. Ensure the ordering part number matches the required frequency stability and load capacitance specifications for the target application circuit design.

Crystals Selection Notes

Select this component when a surface-mount quartz crystal is required for 11.0592 MHz applications. Consider the ±30 ppm stability requirement and the 18 pF load capacitance compatibility with the host oscillator circuit. Verify that the HC-49/US form factor fits the available PCB real estate constraints.

Crystals Part Context

This part belongs to the HC49US series of surface-mount crystals manufactured by ILSI America. The series provides various frequency options in a standardized footprint, offering a cost-effective solution for general-purpose timing applications where moderate stability is sufficient.

Crystals Replacement Considerations

Cross-reference with other manufacturers offering HC-49/US SMD packages at 11.0592 MHz. Ensure equivalent load capacitance (18 pF) and stability (±30 ppm) ratings are met before substitution.