049ST2-12.288F20DTLLK

Crystals Overview

The 049ST2-12.288F20DTLLK is a quartz crystal resonator manufactured by Suzhou Hangjing Elec&Tech Co., Ltd. It operates at a fundamental frequency of 12.288 MHz with a load capacitance of 20 pF and a maximum equivalent series resistance (ESR) of 30 Ohms. The component utilizes an HC-49/US package style, providing a standard through-hole form factor suitable for various electronic circuits. This specific model represents a passive frequency control element designed to provide stable oscillation frequencies in digital systems.

Crystals Feature Summary

• Provides precise frequency generation using quartz resonance technology
• Utilizes a standard HC-49/US package for reliable mounting
• Designed for stable operation within specified load conditions

Crystals Applications

• Digital clock signal generation
• Microcontroller oscillator circuits
• Communication device timing references

Crystals Procurement Notes

Verify the complete part number including suffixes against official manufacturer documentation to ensure correct specifications. Confirm that the HC-49/US package dimensions match your PCB layout requirements. Check for any specific handling instructions regarding electrostatic discharge during assembly and storage procedures.

Crystals Selection Notes

Select this component when a 12.288 MHz reference frequency is required for digital logic or communication interfaces. Ensure the circuit design supports a 20 pF load capacitance to maintain accuracy. Consider the 30 Ohm ESR limit when designing the oscillator circuit to guarantee reliable startup and sustained oscillation under operating conditions.

Crystals Part Context

This part belongs to the broader category of quartz crystal resonators used for frequency control. Suzhou Hangjing Elec&Tech specializes in manufacturing these components for various electronics applications. The 049ST2 series typically includes multiple frequency options within the same physical package format.

Crystals Replacement Considerations

Direct substitutes must match the 12.288 MHz frequency, 20 pF load capacitance, 30 Ohm ESR, and HC-49/US package. Verify compatibility with existing oscillator circuit designs before substitution.