049ST2-7.3728F12HPLJK

Crystals Overview

The 049ST2-7.3728F12HPLJK is a quartz crystal resonator manufactured by Suzhou Hangjing Elec & Tech Co., Ltd. It operates at a fundamental frequency of 7.3728 MHz with a frequency tolerance of ±20ppm. The component features a load capacitance of 12pF and an equivalent series resistance (ESR) of 80 Ohms. It utilizes the HC-49S package style, which corresponds to a 2-DIP configuration. Physical dimensions are specified as 0.433 inches in length and 0.181 inches in width.

Crystals Feature Summary

• Provides stable frequency generation at 7.3728 MHz for signal processing applications
• Utilizes HC-49S through-hole packaging for standard circuit board integration
• Designed with specific load capacitance and ESR characteristics for oscillator compatibility

Crystals Applications

• Smartphone signal processing components
• Satellite communication systems
• In-vehicle electronic systems
• GPS receiver circuits

Crystals Procurement Notes

Verify the exact part number against official manufacturer documentation to ensure compliance with specified electrical parameters. Confirm that the HC-49S package dimensions match your PCB footprint requirements. Check for any specific ordering suffixes that may indicate variations in tolerance or packaging format. Ensure the supplier provides valid traceability data consistent with the manufacturer's quality standards.

Crystals Selection Notes

Select this component when a 7.3728 MHz fundamental frequency is required for clock signals. Consider the ±20ppm tolerance for applications with moderate stability needs. Evaluate the 12pF load capacitance requirement against the target oscillator circuit design. Verify that the 80 Ohm ESR aligns with the driving level specifications of the host microcontroller or logic device.

Crystals Part Context

This component belongs to the quartz frequency control product line produced by Suzhou Hangjing Elec & Tech Co., Ltd. Founded in 2014, the company specializes in the research, development, and production of quartz crystals, oscillators, and filters. These components serve as key signal-processing elements for various consumer electronics and industrial applications globally.

Crystals Replacement Considerations

Public confirmed substitute part numbers are not available in the provided source material. Cross-reference with other HC-49S 7.3728MHz crystals only if electrical parameters including load capacitance, ESR, and tolerance are identical.