18QHTF21-25.165824-PD

Oscillators Overview

The 18QHTF21-25.165824-PD is a standard crystal oscillator manufactured by Mercury Electronics Ind. Co. Ltd. It operates at a frequency of 25.165824 MHz and utilizes LVCMOS output logic. The device is designed for low power consumption, featuring a supply voltage of 1.8V and a standby power-down mode. It is housed in a compact 4-SMD, no lead package with dimensions of 2.0mm x 1.6mm. This component provides precise timing signals suitable for various digital electronic applications requiring stable clock sources.

Oscillators Feature Summary

• LVCMOS output logic for standard digital interfacing
• Integrated standby power-down mode for energy efficiency
• Compact 4-SMD no lead surface mount package

Oscillators Applications

• Precision timing circuits in consumer electronics
• Clock signal generation for digital communication systems
• Timing references for microcontroller-based devices

Oscillators Procurement Notes

Verify the exact frequency tolerance and load capacitance requirements against your specific circuit design before procurement. Ensure that the 1.8V supply voltage aligns with your system's power rails. Confirm that the 4-SMD no lead package footprint matches your PCB layout constraints to avoid assembly issues during manufacturing.

Oscillators Selection Notes

Select this component when a 25.165824 MHz clock source is required with LVCMOS compatibility. Consider the 1.8V operating voltage and standby feature for power-sensitive designs. Evaluate the 2.0x1.6mm package size against available board space. Compare performance specifications with alternative oscillators if stricter jitter or stability metrics are necessary for the application.

Oscillators Part Context

This part belongs to the 18QHTF21 series of crystal oscillators from Mercury Electronics. The series typically offers various frequencies within a small SMD form factor. The 'PD' suffix indicates the inclusion of a power-down control function. Mercury Electronics specializes in quartz crystal products, providing frequency control solutions for industrial and commercial markets.

Oscillators Replacement Considerations

Direct replacements must match the 25.165824 MHz frequency, LVCMOS output, 1.8V supply, and 4-SMD no lead package. Verify pinout compatibility and electrical characteristics such as phase noise and duty cycle. Consult manufacturer cross-reference lists for equivalent parts from other suppliers offering identical specifications.