18QHTF21-16.254-OE

Oscillators Overview

The 18QHTF21-16.254-OE is a standard crystal oscillator manufactured by Mercury Electronics Ind. Co. Ltd. It operates at a frequency of 16.254 MHz and utilizes an LVCMOS output interface. The device is powered by 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 2.0 mm x 1.6 mm.

Oscillators Feature Summary

• Supports Enable/Disable functionality for power management
• Utilizes LVCMOS output interface for digital logic compatibility
• Compact 4-SMD No Lead surface mount package design

Oscillators Applications

• Digital clock signal generation
• Microcontroller system timing
• Communication interface synchronization

Oscillators Procurement Notes

Verify the specific frequency tolerance and load capacitance requirements against the target circuit design before procurement. Confirm that the 1.8V operating voltage aligns with the system power rails. Ensure the 2.0x1.6mm footprint matches the PCB layout specifications to guarantee proper soldering and mechanical stability during assembly processes.

Oscillators Selection Notes

Select this component when a low-profile, 1.8V compatible oscillator is required for space-constrained designs. The LVCMOS output ensures direct interfacing with standard digital logic families without additional level shifting. Consider the enable pin utility if dynamic power saving is necessary for battery-operated or energy-efficient applications within the target electronic system.

Oscillators Part Context

This part belongs to the 18QHTF21 series from Mercury Electronic Ind. Co., Ltd, which specializes in quartz frequency control products. The series includes various surface mount oscillators designed for high reliability. Mercury is a recognized manufacturer with extensive experience in producing quartz crystals and oscillators for industrial and consumer electronics markets globally.

Oscillators Replacement Considerations

Direct substitutes include other 16.254 MHz LVCMOS oscillators in 2016 packages from manufacturers such as Epson, NDK, or SiTime. Verify electrical parameters including supply voltage, current consumption, and output swing levels to ensure functional equivalence in the existing circuit design.