18QHTF21-16.780-PD

Oscillators Overview

The 18QHTF21-16.780-PD is a crystal oscillator manufactured by Mercury Electronic Ind. Co. Ltd. It operates at a frequency of 16.78 MHz and utilizes LVCMOS output logic levels. The device supports a supply voltage of 1.8V and includes a standby function for power down control. It is housed in a compact 4-SMD, No Lead package suitable for surface mount applications.

Oscillators Feature Summary

• Supports low voltage operation with 1.8V supply
• Integrates standby capability for power management
• Provides standard LVCMOS signal output

Oscillators Applications

• Embedded system clock generation
• Digital signal processing timing references
• Communication interface synchronization

Oscillators Procurement Notes

Verify the specific frequency tolerance and load capacitance requirements against your circuit design before ordering. Confirm that the 1.8V supply rail is stable within the datasheet specifications to ensure reliable oscillation. Ensure the PCB footprint matches the 4-SMD No Lead package dimensions provided in the official mechanical drawings.

Oscillators Selection Notes

Select this component when a precise 16.78 MHz reference is required in space-constrained designs. Consider the 1.8V operating voltage compatibility with modern low-power digital logic families. Evaluate the need for standby functionality if power conservation during idle states is a critical design parameter for the target application.

Oscillators Part Context

This part belongs to the 18QHTF21 series of standard crystal oscillators from Mercury Electronic. The series offers various frequencies tailored for digital circuits. Mercury Electronic has extensive experience in quartz crystal manufacturing, providing reliable frequency control solutions for global electronics markets since its establishment.

Oscillators Replacement Considerations

Direct substitutes include other 16.78 MHz LVCMOS oscillators in 4-SMD packages with compatible 1.8V supply voltages. Verify pinout compatibility and electrical parameters such as rise/fall times and duty cycle before swapping components to ensure circuit integrity.