18QHTF21-19.430842-OE

Oscillators Overview

The 18QHTF21-19.430842-OE is a standard crystal oscillator (XO) manufactured by Mercury Electronics Ind. Co., Ltd. It operates at a nominal frequency of 19.430842 MHz and utilizes LVCMOS output logic levels. The device is designed for surface mount applications, housed in a compact 4-SMD, no lead package with dimensions of 2.0x1.6mm. It functions within a supply voltage range of 1.8V and includes an enable/disable control feature to manage power consumption. The component supports operation across a temperature range of -40°C to 85°C, ensuring reliability in various electronic environments.

Oscillators Feature Summary

• Supports Enable/Disable functionality for power management
• Compact 4-SMD no lead surface mount package
• LVCMOS output signal compatibility

Oscillators Applications

• Portable consumer electronics requiring low power
• Communication modules utilizing LVCMOS interfaces
• Embedded systems needing precise clock generation

Oscillators Procurement Notes

Verify the specific suffix 'OE' against official Mercury Electronics documentation to confirm the enable/disable function versus other variants like 'PD'. Ensure the required operating temperature range and supply voltage align with system design constraints before ordering.

Oscillators Selection Notes

Select this component when a small form factor oscillator with active power control is required. Compare pinout and electrical characteristics with alternative 18QHTF21 series parts to ensure compatibility with existing PCB layouts and voltage domains.

Oscillators Part Context

This part belongs to the 18QHTF21 series of surface-mount crystal oscillators from Mercury Electronics. The series offers various frequencies and packages, catering to diverse timing needs in modern electronics while maintaining a consistent footprint and interface standard.

Oscillators Replacement Considerations

Check for direct substitutes within the 18QHTF21 series that match the 19.430842 MHz frequency and 1.8V LVCMOS output. Verify package dimensions and pin configuration to ensure mechanical and electrical interchangeability.