LFSPXO056214

Overview

The LFSPXO056214 is a standard clock oscillator from the IQXO-542 series manufactured by IQD Frequency Products. It operates at a nominal frequency of 19.44 MHz with a stability of ±50 ppm. The device supports a supply voltage range of 1.8V and features a CMOS output format. It includes an enable/disable function for power management. The component is housed in a compact 4-SMD, no-lead package measuring 2.00mm x 1.60mm x 0.80mm maximum height. It is designed for operation within a temperature range of -40°C to +85°C.

Feature Summary

• Integrated enable and disable functionality for system power control
• CMOS output signal format compatible with digital logic interfaces
• Hermetically sealed ceramic package construction for reliability

Applications

• Embedded systems requiring precise timing references
• Communication equipment utilizing serial data protocols
• Industrial control modules operating in extended temperature ranges

Procurement Notes

Verify the specific ordering suffix and packaging configuration when sourcing this component. Confirm that the requested quantity matches the available reel or cut tape options provided by distributors. Ensure compatibility with surface mount assembly processes given the small form factor. Cross-reference the manufacturer part number against current datasheets to confirm active status and any recent revisions.

Selection Notes

Select this oscillator when a 19.44 MHz reference is required for applications such as Ethernet or USB interfaces. The low profile and small footprint make it suitable for space-constrained designs. Consider the ±50 ppm stability requirement against system jitter specifications. Verify that the 1.8V supply voltage aligns with the target platform's power rails before finalizing the design.

Part Context

This component belongs to the IQXO-542 series of surface-mount crystal oscillators. The series offers various frequencies and supply voltages within a standardized 2.0mm x 1.6mm package. These devices are engineered for high reliability in consumer, industrial, and automotive electronics where consistent timing performance is critical across varying environmental conditions.

Replacement Considerations

Check for direct cross-reference part numbers from IQD Frequency Products with identical electrical parameters. Evaluate alternative manufacturers offering similar 19.44 MHz CMOS oscillators in the same package dimensions. Ensure pinout compatibility and voltage levels match before substituting.