18QHTF21-22.557-OE

Oscillators Overview

The 18QHTF21-22.557-OE is a crystal oscillator (XO) manufactured by Mercury Electronics Ind. Co., Ltd. It operates at a frequency of 22.557 MHz and utilizes LVCMOS output logic levels. The device supports an enable/disable control function via a 1.8V supply voltage. It is housed in a compact 4-SMD, No Lead package configuration designed for surface-mount applications.

Oscillators Feature Summary

• Supports LVCMOS output signal format
• Features enable/disable control functionality
• Operates on a 1.8V power supply

Oscillators Applications

• General clock generation for digital circuits
• Embedded system timing references
• Consumer electronics timing modules

Oscillators Procurement Notes

Verify the specific frequency tolerance and load capacitance requirements against your circuit design before ordering. Confirm that the 1.8V operating voltage aligns with your system's power rails. Ensure the 4-SMD no-lead package footprint matches your PCB layout specifications to guarantee proper soldering and mechanical stability during assembly.

Oscillators Selection Notes

Select this component when a precise 22.557 MHz reference is required with low-voltage operation. The LVCMOS interface ensures compatibility with standard digital logic families. Consider the enable pin feature if power management or clock gating is necessary within the target application architecture.

Oscillators Part Context

This part belongs to the 18QHTF21 series from Mercury Electronics, which specializes in frequency control products. The series typically offers various frequencies within a standardized small outline package. Mercury Electronics has been a pioneer in the crystal industry since 1973, providing reliable timing solutions globally.

Oscillators Replacement Considerations

Direct substitutes include other 22.557 MHz XO models with identical LVCMOS outputs and 1.8V operation in a 4-SMD package. Verify pinout compatibility and thermal characteristics when replacing with components from different manufacturers to ensure seamless integration.