LFXTAL003519

Overview

The LFXTAL003519 is a parallel fundamental quartz crystal manufactured by IQD Frequency Products. It operates at a nominal frequency of 11.0592 MHz with a frequency tolerance of ±30 ppm and stability of ±50 ppm. The component features a load capacitance of 16 pF and an equivalent series resistance (ESR) of 40 Ohms. It utilizes the HC-49/US package style, designed for through-hole mounting. The device supports a drive level of 500 µW and functions within a temperature range of -20°C to +70°C.

Feature Summary

• Hermetically sealed construction using resistance welding and glass-to-metal seals on leads for environmental protection.
• Fundamental parallel resonance mode operation optimized for standard oscillator circuits.
• Through-hole mounting configuration compatible with standard PCB layouts.

Applications

• Microcontroller clock generation
• Communication interface timing
• General-purpose digital circuit synchronization

Procurement Notes

Verify the specific packaging suffix and lot traceability against the manufacturer's current datasheet before procurement. Confirm that the operating temperature range and load capacitance requirements align precisely with the target circuit design. Ensure compliance with RoHS directives and check for any recent lifecycle status changes or obsolescence notices from IQD Frequency Products.

Selection Notes

Select this component when a 11.0592 MHz fundamental frequency is required with moderate stability specifications. The HC-49/US package is suitable for applications requiring robust mechanical mounting via through-hole technology. Consider the 40 Ohm ESR and 16 pF load capacitance to ensure proper oscillator circuit tuning and startup reliability in the final application.

Part Context

This part belongs to the standard leaded quartz crystal family from IQD Frequency Products. It is characterized by industry-standard dimensions and electrical parameters suitable for widespread adoption in consumer and industrial electronics. The HC-49/US form factor provides a reliable balance between performance and ease of integration into traditional printed circuit board assemblies.

Replacement Considerations

Cross-reference with other manufacturers offering HC-49/US packaged crystals at 11.0592 MHz. Verify that substitute parts match the 16 pF load capacitance, ±30 ppm tolerance, and 40 Ohm ESR specifications to maintain circuit performance without redesign.