18QHTF53-2.1809-OE

Oscillators Overview

The 18QHTF53-2.1809-OE is a standard crystal oscillator manufactured by Mercury Electronics Ind. Co. Ltd. It operates at a frequency of 2.1809 MHz with an LVCMOS output logic level. The device requires a 1.8V supply voltage and features an enable/disable control function. It exhibits a frequency stability of ±50ppm and functions within an operating temperature range of -40°C to 85°C. The maximum supply current is 23mA. The component utilizes a surface mount 4-SMD, No Lead package.

Oscillators Feature Summary

• Provides LVCMOS output signal for digital circuit interfacing
• Includes enable and disable control functionality for power management
• Designed for surface mount assembly on printed circuit boards

Oscillators Applications

• General clock generation in embedded systems
• Timing reference for microcontroller units
• Low-frequency synchronization in consumer electronics

Oscillators Procurement Notes

Verify the specific suffix OE against the manufacturer's official documentation to confirm pinout and electrical characteristics. Ensure the supply voltage matches the 1.8V requirement. Confirm the package type aligns with the PCB footprint design. Check availability status as lifecycle stages may affect long-term sourcing.

Oscillators Selection Notes

Select this component when a precise 2.1809 MHz timing source is required with low power consumption. The LVCMOS interface suits standard digital logic families. Consider the ±50ppm stability for applications tolerant of minor frequency drift. The wide temperature range supports operation in varied environmental conditions without additional heating or cooling.

Oscillators Part Context

This oscillator belongs to the 18QHTF53 series from Mercury Electronics, which offers various frequencies and supply voltages. The series typically provides standard XO performance with enable controls. Mercury Electronics is a recognized manufacturer of frequency control products with extensive industry experience.

Oscillators Replacement Considerations

Direct substitutes include other 18QHTF53 variants with identical pinouts but different frequencies, such as 18QHTF53-31.350-OE or 18QHTF53-48.900-OE, provided the system timing requirements allow for frequency adjustment.