18QHTF21-18.1059-PD

Oscillators Overview

The 18QHTF21-18.1059-PD is a standard crystal oscillator manufactured by Mercury Electronics Ind. Co. Ltd. It operates at a frequency of 18.1059 MHz and utilizes an LVCMOS output interface. The device is powered by a 1.8V supply voltage and features a power-down (standby) control function. It is housed in a compact 4-SMD, no-lead package with dimensions of 2.00mm x 1.60mm.

Oscillators Feature Summary

• Supports low-voltage operation at 1.8V for energy-efficient applications
• Includes power-down functionality to reduce current consumption during standby
• Provides standard LVCMOS output signals for digital logic compatibility

Oscillators Applications

• Embedded systems requiring precise clock timing
• Portable electronic devices utilizing low-power components
• Digital signal processing circuits

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 PCB footprint matches the 4-SMD no-lead package dimensions of 2.00mm x 1.60mm. Check for any specific RoHS compliance documentation if required by your manufacturing standards.

Oscillators Selection Notes

Select this component when a small form factor is critical due to its 2.00mm x 1.60mm size. Choose it for designs requiring a 1.8V operating voltage and LVCMOS outputs. Consider the power-down feature if battery life or thermal management is a priority. Ensure the 18.1059 MHz frequency meets the exact timing needs of the target application.

Oscillators Part Context

This part belongs to the 18QHTF21 series from Mercury Electronics, which specializes in quartz crystal frequency control products. The manufacturer has decades of experience in Taiwan's crystal industry. This series typically offers various frequencies and voltages within a standardized surface-mount package format.

Oscillators Replacement Considerations

Direct substitutes may include other 18.1059 MHz LVCMOS oscillators in 4-SMD packages from different manufacturers. Verify pinout compatibility and electrical specifications such as rise/fall times and drive strength before substitution.