18QHTF21-2.090-OE

Oscillators Overview

The 18QHTF21-2.090-OE is a standard crystal oscillator manufactured by Mercury Electronics Ind. Co. Ltd. It operates at a frequency of 2.090 MHz and utilizes LVCMOS output logic. The device requires a 1.8V supply voltage and features an enable/disable control function. It is housed in a compact 4-SMD, No Lead package with dimensions of 2.0mm x 1.6mm.

Oscillators Feature Summary

• Provides stable timing signals via LVCMOS output interface
• Integrates enable and disable functionality for power management
• Designed for low-voltage operation at 1.8V

Oscillators Applications

• General-purpose clock generation in embedded systems
• Timing reference for microcontrollers requiring low-frequency clocks
• Portable electronic devices utilizing battery-powered 1.8V logic

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 rail meets the current consumption specifications outlined in the official datasheet. Ensure the PCB footprint matches the 4-SMD no-lead package dimensions to guarantee proper soldering and mechanical stability during assembly.

Oscillators Selection Notes

Select this component when a precise 2.090 MHz clock signal is required for digital circuits operating at 1.8V. Consider the small 2.0x1.6mm form factor for space-constrained designs. Evaluate the need for enable/disable control to optimize system power consumption compared to continuously running oscillators.

Oscillators Part Context

This part belongs to the 18QHTF21 series from Mercury Electronics, which specializes in quartz-based frequency control products. The manufacturer has decades of experience in Taiwan producing crystals and oscillators. This series typically offers standard performance levels suitable for general consumer and industrial electronics applications.

Oscillators Replacement Considerations

Direct substitutes include other 2.090 MHz LVCMOS oscillators in 4-SMD packages with 1.8V operation. Verify pin compatibility and electrical parameters such as phase noise and jitter if strict timing integrity is required.