049SS2-8.000F18DTLJK

Crystals Overview

The 049SS2-8.000F18DTLJK is a surface-mount crystal resonator manufactured by Suzhou Hangjing Elec & Tech Co., Ltd. It operates at a fundamental frequency of 8 MHz with a load capacitance of 18 pF and a frequency tolerance of ±20 ppm. The component utilizes an HC-49/US package configuration adapted for surface mount technology, featuring two solderable terminals. Its equivalent series resistance is specified at 80 Ohms, ensuring stable oscillation characteristics within standard electronic circuit designs requiring precise timing references.

Crystals Feature Summary

• Surface-mount construction utilizing the HC-49/US form factor for compact integration
• Fundamental mode operation providing stable frequency generation at 8 MHz
• Defined load capacitance compatibility for standard oscillator circuit design

Crystals Applications

• General-purpose timing circuits in consumer electronics
• Microcontroller clock sources in embedded systems
• Communication interface synchronization modules

Crystals Procurement Notes

Verify the specific load capacitance requirement of your target circuit against the component's 18 pF specification to ensure accurate frequency performance. Confirm that the PCB footprint matches the HC-49/US surface-mount package dimensions. Review the manufacturer's datasheet for operating temperature ranges and storage conditions to guarantee reliability under intended environmental stress levels.

Crystals Selection Notes

Select this component when a surface-mount solution is required for an 8 MHz timing reference with moderate stability needs. The HC-49/US SMD package offers a balance between size reduction and mechanical robustness compared to smaller packages. Ensure the application circuit can accommodate the 80 Ohm ESR value for proper start-up and sustained oscillation without excessive loading effects.

Crystals Part Context

This part belongs to the 049SS2 series of quartz crystals produced by Suzhou Hangjing Elec & Tech Co., Ltd., established in 2014. The series focuses on quartz frequency control units designed for research, development, and production applications. The manufacturer specializes in both crystal oscillators and resonators, positioning these components as reliable frequency standards for various electronic industries.

Crystals Replacement Considerations

Direct substitutes include other 8 MHz HC-49SMD crystals with identical 18 pF load capacitance and ±20 ppm tolerance. Verify pinout compatibility and physical dimensions before swapping manufacturers. Cross-reference ESR values to maintain circuit stability.