LFXTAL078431BULK

Overview

The LFXTAL078431BULK is a quartz crystal resonator manufactured by IQD Frequency Products. It operates at a nominal frequency of 8.0 MHz with a load capacitance of 20 pF. The component features a tolerance of ±30 ppm and frequency stability of ±100 ppm. It utilizes an HC-49 package style with radial termination, measuring 11.35 mm in length, 4.85 mm in width, and 13.46 mm in height. Equivalent series resistance (ESR) is specified at 40 Ohms. The device supports a drive level of 1 mW and functions within an operating temperature range of -55°C to +125°C.

Feature Summary

• Hermetically sealed construction using industry-standard leaded packaging
• Resistance welded inert atmosphere glass-to-metal seals on leads
• Standard two-leg HC-49 package configuration

Applications

• General-purpose timing circuits requiring stable 8 MHz reference
• Industrial control systems operating in extended temperature environments
• Consumer electronics utilizing through-hole mounting technologies

Procurement Notes

Verify the specific suffix designation against official manufacturer documentation to confirm exact electrical parameters and packaging type. Ensure the ordered part matches the required frequency tolerance and stability specifications for the target application environment. Cross-reference the datasheet revision number to validate current manufacturing status and compliance certifications before finalizing procurement orders.

Selection Notes

Select this component when a robust, hermetically sealed through-hole crystal is required for 8 MHz applications. The HC-49 package offers reliable mechanical stability for industrial settings. Consider the ±100 ppm stability limit and -55°C to +125°C temperature range to ensure compatibility with operational conditions. Verify that the 20 pF load capacitance aligns with the oscillator circuit design requirements.

Part Context

This part belongs to the IQD Frequency Products quartz crystal lineup, which includes various standard and specialized resonators. The LFXTAL series typically encompasses both surface mount and through-hole options designed for diverse electronic applications. IQD provides these components as part of their broader portfolio of frequency control products, serving markets such as automotive, industrial, and consumer electronics with reliable timing solutions.

Replacement Considerations

Direct substitutes must match the 8.0 MHz frequency, 20 pF load capacitance, HC-49 package dimensions, and ±100 ppm stability. Verify equivalent ESR and drive level specifications to ensure circuit compatibility. Consult manufacturer cross-reference lists for approved alternative part numbers.