LFXTAL078432B

Overview

The LFXTAL078432B is a 16.0 MHz fundamental mode quartz crystal manufactured by IQD Frequency Products. It features a frequency tolerance and stability of ±50 ppm, with a load capacitance of 20 pF and an equivalent series resistance (ESR) of 40 Ohms. The component utilizes the HC-49/US package style, measuring 11.35 mm in length, 4.85 mm in width, and 4.1 mm in height. Designed for through-hole mounting, it operates within a temperature range of -20°C to +70°C.

Feature Summary

• Fundamental resonance mode operation
• HC-49/US standard through-hole package configuration
• Industrial temperature range capability

Applications

• General-purpose clock signal generation
• Microcontroller oscillator circuits
• Communication interface timing

Procurement Notes

Verify the specific package variant against the datasheet, as HC-49 nomenclature can vary between US, S, and other sub-types. Confirm that the 20 pF load capacitance matches the target circuit design requirements. Ensure the ±50 ppm stability specification meets the system's timing accuracy needs before finalizing procurement.

Selection Notes

Select this component when a standard through-hole crystal is required for 16 MHz applications. The HC-49/US form factor provides robust mechanical stability for wave soldering or manual assembly processes. Consider the 40 Ohm ESR value to ensure compatibility with the driving circuit's oscillation conditions.

Part Context

This part belongs to the HC-49 family of quartz crystals, a widely used standard for through-hole mounting. IQD Frequency Products manufactures these components to provide reliable frequency control solutions for various electronic systems. The LFXTAL series designation identifies specific parameter configurations within their broader portfolio.

Replacement Considerations

Cross-reference with other manufacturers offering HC-49/US 16 MHz crystals with 20 pF load capacitance. Verify dimensional compatibility and electrical parameters such as ESR and stability before substitution.