049ST2-3.579545F20DTNJK

Crystals Overview

The 049ST2-3.579545F20DTNJK is a quartz crystal resonator manufactured by Suzhou Hangjing Elec&Tech Co., Ltd. It operates at a fundamental frequency of 3.579545 MHz with a frequency tolerance of ±10 ppm. The component features a load capacitance of 20 pF and an equivalent series resistance (ESR) of 200 Ohms. It utilizes the HC-49S package style, which is a standard two-dip configuration. This specific part number represents a discrete frequency control unit designed for integration into electronic circuits requiring precise timing references.

Crystals Feature Summary

• Provides stable oscillation at a specific fundamental frequency
• Utilizes a standard HC-49S through-hole package format
• Designed for integration into general-purpose electronic timing circuits

Crystals Applications

• General purpose clock generation in consumer electronics
• Timing reference for microcontroller systems
• Basic oscillator circuits in industrial control modules

Crystals Procurement Notes

Verify the exact part number against official manufacturer documentation to ensure compatibility with circuit design requirements. Confirm that the specified load capacitance and ESR values align with the target oscillator circuit's specifications. Check for any specific ordering suffixes or packaging variations that may affect availability or physical dimensions. Ensure compliance with relevant environmental standards if required for the final product application.

Crystals Selection Notes

Select this component when a fundamental frequency of 3.579545 MHz is required with moderate stability. The HC-49S package is suitable for applications where space constraints are not critical and through-hole mounting is preferred. Consider the ±10 ppm tolerance and 200 Ohm ESR limits to ensure they meet the performance needs of the specific oscillator design. Evaluate alternative packages if surface-mount technology is necessary.

Crystals Part Context

This component belongs to the family of quartz crystal resonators produced by Suzhou Hangjing Elec&Tech Co., Ltd. The company specializes in the research, development, and production of quartz frequency controlling units. The HC-49S form factor is a widely used standard in the industry for discrete crystals, offering a balance of performance and ease of assembly for various electronic applications.

Crystals Replacement Considerations

Public confirmed substitute part numbers are not available in the provided source material. When seeking replacements, ensure that any alternative component matches the frequency, load capacitance, ESR, and package dimensions. Verify that the replacement meets the same frequency tolerance and operating temperature range specifications as the original part.