049SS2-20.000F18DTJGK

Crystals Overview

The 049SS2-20.000F18DTJGK is a quartz crystal resonator manufactured by Suzhou Hangjing Elec&Tech Co., Ltd. It operates at a fundamental frequency of 20.000 MHz with a frequency tolerance of ±20 ppm. The component features an equivalent series resistance (ESR) of 30 Ohms and is designed for a load capacitance of 18 pF. It utilizes the HC-49/US package style, providing a standard form factor for through-hole mounting on printed circuit boards.

Crystals Feature Summary

• Provides stable reference frequency generation for electronic circuits
• Utilizes HC-49/US package for reliable mechanical mounting
• Designed for integration with ICs and discrete components

Crystals Applications

• Microcontroller clock sources
• Communication equipment timing references
• Digital logic circuit synchronization

Crystals Procurement Notes

Verify the exact suffix configuration against the manufacturer's current datasheet to ensure compatibility with specific load capacitance and stability requirements. Confirm that the HC-49/US package dimensions align with the target PCB footprint and assembly processes before finalizing procurement orders.

Crystals Selection Notes

Select this component when a 20 MHz fundamental frequency with ±20 ppm tolerance is required. Ensure the circuit design supports an 18 pF load capacitance and can accommodate a 30 Ohm ESR. The HC-49/US package is suitable for applications requiring standard through-hole mounting rather than surface-mount constraints.

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 company specializes in quartz frequency controlling units, offering various package sizes and frequency points for industrial and commercial electronics applications.