LFXTAL003051BULK

Overview

The LFXTAL003051BULK is a parallel fundamental quartz crystal manufactured by IQD Frequency Products. It operates at a nominal frequency of 3.2768 MHz with a load capacitance of 12 pF. The component utilizes through-hole mounting in an industry-standard HC49 package. Key electrical parameters include a frequency tolerance of ±30 ppm, a maximum series resistance of 50 kΩ, and a drive level of 1 mW. It exhibits a frequency stability of 0.005% and an aging rate of 3 ppm per year. The device supports a temperature range from -20°C to +70°C.

Feature Summary

• Hermetically sealed construction using glass-to-metal seals within an inert atmosphere for long-term reliability.
• Resistance-welded leads ensure robust mechanical integrity and stable electrical connections.
• Fundamental parallel resonance mode provides precise timing control for standard clock applications.

Applications

• Real-time clock circuits requiring low-frequency precision
• Microcontroller system oscillators
• Consumer electronics timing references

Procurement Notes

Verify the specific ordering suffix against the manufacturer's current catalog to confirm packaging configuration and compliance status. Ensure the selected variant matches the required load capacitance and frequency tolerance for the target circuit design. Cross-reference the datasheet revision date to validate parameter accuracy before finalizing procurement specifications.

Selection Notes

Select this component for applications requiring a standard 3.2768 MHz reference with through-hole compatibility. Consider the 50 kΩ series resistance when designing oscillator circuits to ensure adequate loop gain. Verify that the operating temperature range meets the environmental requirements of the end application.

Part Context

This part belongs to the IQD Frequency Products line of passive frequency control components. It is designed as a cost-effective solution for general-purpose timing needs. The HC49 package format allows for easy integration into legacy and modern printed circuit board layouts utilizing traditional assembly methods.

Replacement Considerations

Direct substitutes must match the 3.2768 MHz frequency, 12 pF load capacitance, and HC49 through-hole package. Verify equivalent series resistance and aging specifications to maintain circuit performance.