18QHTF21-57.344-PD

Overview

The 18QHTF21-57.344-PD is a standard crystal oscillator manufactured by Mercury Electronics Ind. Co. Ltd. It operates at a frequency of 57.344 MHz with an LVCMOS output logic level. The device requires a supply voltage of 1.8V and features a standby or power-down function for energy management. It is housed in a compact 4-SMD, No Lead package suitable for surface-mount applications.

Feature Summary

• Supports standby mode via power-down control
• Utilizes LVCMOS output interface
• Designed for low-voltage 1.8V operation

Applications

• General clock signal generation
• Digital circuit timing reference
• Embedded system synchronization

Procurement Notes

Verify the specific frequency tolerance and load capacitance requirements against your design specifications before ordering. Confirm that the 1.8V supply voltage aligns with your system's power rails. Ensure the 4-SMD no-lead footprint matches your PCB layout constraints. Check for any specific RoHS compliance documentation if required by your manufacturing standards.

Selection Notes

Select this component when a precise 57.344 MHz clock source is needed with low power consumption capabilities. The LVCMOS output ensures compatibility with standard digital logic families. Consider the 1.8V operating voltage to ensure proper interfacing with downstream components. The small form factor makes it suitable for space-constrained designs requiring reliable frequency stability.

Part Context

This part belongs to the Mercury Electronics quartz crystal and oscillator product line. The manufacturer specializes in frequency control devices including TCXOs, VCXOs, and OCXOs. The 18QHTF21 series represents their standard crystal oscillator offerings designed for various electronic applications requiring stable clock signals.

Replacement Considerations

No public confirmed substitute part numbers are available in the provided data.