18QHTF21-22.0548-OE

Oscillators Overview

The 18QHTF21-22.0548-OE is a standard LVCMOS crystal oscillator manufactured by Mercury Electronics Ind. Co. Ltd. It operates at a frequency of 22.0548 MHz with a supply voltage of 1.8V. The device features ±50ppm frequency stability and an operating temperature range of -40°C to 85°C. Maximum supply current is 22mA. It utilizes a 4-SMD, no lead mounting type.

Oscillators Feature Summary

• Standard LVCMOS output logic for digital interface compatibility
• Enable/Disable control functionality for power management
• Compact 4-SMD surface-mount package design

Oscillators Applications

• Embedded systems requiring precise clock timing
• Consumer electronics with low voltage requirements
• Industrial control modules operating in wide temperature ranges

Oscillators Procurement Notes

Verify the specific frequency tolerance and load capacitance requirements against your circuit design before procurement. Confirm that the 1.8V supply voltage aligns with your system's power rails. Ensure the 4-SMD footprint matches your PCB layout constraints. Check for any specific enable pin logic level requirements if active control is utilized in your application design.

Oscillators Selection Notes

Select this component when a stable 22.0548 MHz clock source is required for LVCMOS interfaces. Consider the ±50ppm stability for applications sensitive to timing jitter. The wide temperature range supports harsh environments. Evaluate the 22mA current draw against total system power budgets. The compact SMD form factor aids in high-density board designs.

Oscillators Part Context

This oscillator belongs to Mercury Electronics' standard XO series, designed for general-purpose timing applications. The manufacturer specializes in quartz frequency control products with extensive industry experience. This specific model represents a common audio-rate frequency option suitable for various digital signal processing tasks.

Oscillators Replacement Considerations

Direct substitutes include other 22.0548 MHz LVCMOS oscillators with identical 1.8V supply and 4-SMD packages. Verify pinout compatibility and electrical specifications such as current consumption and stability before substitution.