049ST3-20.000F12DTNJK

Crystals Overview

The 049ST3-20.000F12DTNJK is a quartz crystal resonator manufactured by Suzhou Hangjing Elec&Tech Co., Ltd. It operates at a fundamental frequency of 20 MHz with a frequency tolerance of ±10 ppm. The component features a load capacitance of 12 pF and an equivalent series resistance (ESR) of 30 Ohms. It utilizes the HC-49S package style, which corresponds to a 3-DIP physical form factor. This specific part number designates a standard through-hole crystal unit suitable for precision timing applications requiring stable oscillation.

Crystals Feature Summary

• Provides precise 20 MHz frequency generation with ±10 ppm stability
• Utilizes HC-49S 3-DIP package for through-hole mounting
• Designed with 12 pF load capacitance and 30 Ohm ESR

Crystals Applications

• Microcontroller clock sources
• Communication equipment timing circuits
• Digital signal processing systems

Crystals Procurement Notes

Verify the exact datasheet specifications from Suzhou Hangjing Elec&Tech Co., Ltd. before procurement. Confirm that the HC-49S package dimensions and pin configuration match your PCB layout requirements. Ensure the 12 pF load capacitance aligns with your oscillator circuit design to maintain the specified ±10 ppm accuracy. Check for any specific ordering suffixes that might alter electrical parameters or packaging.

Crystals Selection Notes

Select this component when a 20 MHz fundamental mode crystal is required in an HC-49S package. The ±10 ppm tolerance suits general-purpose digital logic and communication interfaces. Consider the 30 Ohm ESR value for compatibility with your drive level and oscillator circuit constraints. Verify that the 12 pF load capacitance matches the external capacitors used in your design to ensure accurate frequency performance.

Crystals Part Context

This part belongs to the quartz crystal resonator category produced by Suzhou Hangjing Elec&Tech Co., Ltd., a company founded in 2014 specializing in frequency control units. The 049ST3 series typically denotes specific package and electrical characteristics within their product line. The manufacturer focuses on R&D and production of quartz-based components including crystals, oscillators, and related frequency control devices.

Crystals Replacement Considerations

No public confirmed substitute part numbers are available in the provided data. Cross-referencing requires matching 20 MHz frequency, ±10 ppm tolerance, 12 pF load capacitance, 30 Ohm ESR, and HC-49S package dimensions.