049SS2-6.7458F20DTNJK

Crystals Overview

The 049SS2-6.7458F20DTNJK is a quartz crystal resonator manufactured by Suzhou Hangjing Elec&Tech Co., Ltd. It operates at a fundamental frequency of 6.7458 MHz with a frequency tolerance of ±10 ppm. The component features a load capacitance of 20 pF and a maximum series resistance of 80 Ohms. It utilizes the HC-49/US package style, configured for surface mount (SMD) installation with two terminals. This device serves as a precise frequency control element within electronic circuits.

Crystals Feature Summary

• Provides stable oscillation at a fundamental frequency of 6.7458 MHz
• Designed for surface mount integration using the HC-49/US form factor
• Maintains frequency stability within a ±10 ppm tolerance range

Crystals Applications

• Smartphone signal processing
• Satellite communication systems
• In-vehicle electronic systems
• GPS navigation modules

Crystals Procurement Notes

Verify the specific manufacturer datasheet to confirm exact electrical parameters and mechanical dimensions before integration. Ensure the ordering suffix matches the required load capacitance and tolerance specifications. Confirm that the surface mount footprint aligns with the PCB design requirements. Validate the operating mode is fundamental for the intended circuit application.

Crystals Selection Notes

Select this component when a precise 6.7458 MHz reference is required for surface mount designs. Consider the 20 pF load capacitance requirement for oscillator circuit compatibility. Evaluate the 80 Ohm maximum series resistance against the driver strength of the target microcontroller or clock generator. Ensure the ±10 ppm tolerance meets the system's timing accuracy constraints.

Crystals Part Context

This part belongs to the quartz frequency control component family produced by Suzhou Hangjing Elec&Tech Co., Ltd. Founded in 2014, the company specializes in R&D and production of crystals, oscillators, and filters. These components are utilized as key signal-processing elements in consumer electronics, automotive systems, and telecommunications infrastructure globally.

Crystals Replacement Considerations

Publicly confirmed substitute part numbers are not available in the provided documentation. Cross-referencing requires matching frequency, package type, load capacitance, and tolerance specifications from alternative manufacturers.