049ST2-4.9152F18DTLJK

Crystals Overview

The 049ST2-4.9152F18DTLJK is a quartz crystal resonator manufactured by Suzhou Hangjing Elec&Tech Co., Ltd. It operates at a fundamental frequency of 4.9152 MHz with a frequency tolerance of ±20 ppm. The component features a load capacitance of 18 pF and an equivalent series resistance (ESR) of 50 Ohms. It utilizes the HC-49S package style, which is a standard through-hole 2-DIP configuration designed for reliable mounting on printed circuit boards.

Crystals Feature Summary

• Provides stable frequency control using quartz resonance technology
• Designed for surface-mount or through-hole integration via HC-49S package
• Engineered for consistent performance within specified tolerance limits

Crystals Applications

• Microcontroller clock sources
• Communication module timing circuits
• Consumer electronic device oscillators

Crystals Procurement Notes

Verify the specific suffix codes against official manufacturer documentation to ensure exact electrical parameters match design requirements. Confirm package dimensions and pin compatibility with PCB footprints prior to ordering. Request updated datasheets from authorized distributors to validate current production status and material compliance certifications.

Crystals Selection Notes

Select this component when a fundamental mode crystal with 18 pF load capacitance is required. Ensure the application environment stays within the specified operating temperature range. Compare ESR values against oscillator circuit drive level capabilities to prevent over-driving the crystal. Verify that the ±20 ppm tolerance meets the system's overall timing accuracy specifications.

Crystals Part Context

This part belongs to the HC-49S series of through-hole crystals produced by Suzhou Hangjing. The company specializes in quartz frequency control units, focusing on R&D and manufacturing of resonators and oscillators. This specific model represents a standard frequency option within their portfolio of general-purpose timing components.

Crystals Replacement Considerations

Direct substitutes must match the 4.9152 MHz frequency, 18 pF load capacitance, 50 Ohm ESR, and HC-49S package. Cross-reference with other manufacturers offering HC-49S crystals with identical electrical characteristics. Validate mechanical footprint compatibility before replacing.