18QHTF21-28.83438-OE

Oscillators Overview

The 18QHTF21-28.83438-OE is a standard crystal oscillator (XO) manufactured by Mercury Electronics Ind. Co. Ltd. It operates at a nominal frequency of 28.83438 MHz and utilizes LVCMOS output logic. The device supports a supply voltage of 1.8V and includes an enable/disable control function. It is housed in a compact 4-SMD, No Lead package designed for surface mount applications. The component is rated for an operating temperature range of -40°C to 85°C.

Oscillators Feature Summary

• Supports LVCMOS output logic for digital interface compatibility
• Includes hardware enable and disable control functionality
• Designed for surface mount assembly using a 4-SMD no lead package

Oscillators Applications

• General purpose clock signal generation in electronic circuits
• Timing reference for embedded systems requiring 1.8V operation
• Digital communication interfaces utilizing LVCMOS standards

Oscillators Procurement Notes

Verify the specific frequency tolerance and load capacitance requirements against the target circuit design before procurement. Confirm that the 1.8V supply voltage aligns with the system power architecture. Ensure the PCB footprint matches the 4-SMD no lead package dimensions provided in the official datasheet to guarantee proper soldering and mechanical stability during assembly processes.

Oscillators Selection Notes

Select this component when a precise 28.83438 MHz timing source is required within low-voltage 1.8V systems. The LVCMOS output ensures compatibility with standard digital logic families. Consider the operating temperature range of -40°C to 85°C for environmental suitability. The enable/disable feature allows for power management optimization in battery-operated or energy-sensitive applications where clock signals can be deactivated when not in use.

Oscillators Part Context

This part belongs to the 18QHTF21 series of standard crystal oscillators from Mercury Electronics Ind. Co. Ltd. The series offers various frequency options while maintaining consistent electrical characteristics and package dimensions. Mercury Electronics specializes in frequency control products, including quartz crystals and oscillators, providing reliable timing solutions for industrial and consumer electronics markets globally.

Oscillators Replacement Considerations

Compatible substitutes include other 1.8V LVCMOS oscillators in 4-SMD packages with identical frequency specifications. Verify pinout compatibility and electrical parameters such as current consumption and startup time. Cross-reference with similar models like the 18QHTF21-28.800-OE if minor frequency adjustments are acceptable within system tolerances.