SXTHM218CB274-24.576M

Crystals Overview

The SXTHM218CB274-24.576M is a surface-mount crystal oscillator manufactured by Suntsu Electronics, Inc., operating at a nominal frequency of 24.576 MHz. It features a load capacitance of 18 pF and an equivalent series resistance (ESR) of 30 Ohms. The component utilizes the HC-49S-SMD package format, measuring approximately 11.7mm x 4.4mm. Frequency tolerance is specified at ±25 ppm, with stability rated at ±30 ppm. The device supports surface mount technology and operates within a temperature range of -20°C to +70°C.

Crystals Feature Summary

• Surface-mount design for automated assembly
• High frequency precision for timing applications
• Compact physical footprint for dense layouts

Crystals Applications

• Precision timing circuits
• Microcontroller clock sources
• Communication module oscillators

Crystals Procurement Notes

Verify the specific suffix 'M' against official Suntsu documentation to confirm exact tolerance and packaging specifications. Ensure compatibility with HC-49S-SMD reflow profiles. Cross-reference datasheet parameters for load capacitance and ESR before integration into circuit designs.

Crystals Selection Notes

Select this component when a 24.576 MHz reference is required in a surface-mount configuration. Consider the 18 pF load capacitance requirement for oscillator circuit matching. Evaluate the ±25 ppm tolerance against system timing accuracy needs. Confirm thermal performance within the -20°C to +70°C operational range.

Crystals Part Context

This part belongs to Suntsu's SMD crystal lineup, designed for compact electronic devices. It replaces through-hole variants like HC-49/US with a surface-mount equivalent. The family focuses on balancing size reduction with stable frequency generation for consumer and industrial electronics.

Crystals Replacement Considerations

Direct substitutes include other 24.576 MHz SMD crystals with identical 18 pF load capacitance and similar ESR values. Verify pinout compatibility and mechanical dimensions against existing PCB footprints before substitution.