LFXTAL051826

Overview

LFXTAL051826 is a surface-mount quartz crystal resonator manufactured by IQD Frequency Products. It operates at a fundamental frequency of 7.3728 MHz with a load capacitance of 18 pF. The component features a frequency tolerance of ±20 ppm and a frequency stability of ±50 ppm. It exhibits an equivalent series resistance (ESR) of 60 Ohms. The device is housed in an SMD package suitable for automated assembly processes.

Feature Summary

• Fundamental mode operation at 7.3728 MHz
• Surface mount construction for PCB integration
• 18 pF load capacitance specification

Applications

• Microcontroller clock sources
• Communication interface timing
• Digital signal processing circuits

Procurement Notes

Verify the specific package variant and termination style against the official datasheet before ordering. Confirm that the 7.3728 MHz frequency aligns with system clock requirements. Ensure the 18 pF load capacitance matches the oscillator circuit design parameters to guarantee accurate frequency performance.

Selection Notes

Select this component when a precise 7.3728 MHz reference is required for digital systems. The ±20 ppm tolerance suits applications needing stable timing without complex calibration. Consider the 60 Ohm ESR value for impedance matching within the host oscillator circuit design constraints.

Part Context

This part belongs to the IQD Frequency Products quartz crystal lineup, designed for general-purpose timing applications. It represents a standard surface-mount solution for replacing through-hole crystals in modern compact electronic designs. The manufacturer provides these components for integration into various consumer and industrial electronic devices.

Replacement Considerations

Direct substitutes must match the 7.3728 MHz frequency, 18 pF load capacitance, and SMD footprint. Verify equivalent ESR and tolerance specifications to maintain circuit stability. Cross-reference with other manufacturers' 7.3728 MHz SMD crystals if supply chain adjustments are necessary.