18QHTF21-54.38875-PD

Oscillators Overview

The 18QHTF21-54.38875-PD is a standard crystal oscillator (XO) manufactured by Mercury Electronics Ind. Co. Ltd. It operates at a fixed frequency of 54.38875 MHz and utilizes LVCMOS output logic. The device is designed for a supply voltage of 1.8V and features a Standby (Power Down) control function to manage power consumption. It is housed in a compact 4-SMD, No Lead package, suitable for surface-mount applications requiring precise timing signals.

Oscillators Feature Summary

• LVCMOS output logic interface
• Standby (Power Down) control capability
• Compact 4-SMD No Lead package

Oscillators Applications

• Digital signal processing systems
• Communication equipment timing
• Embedded system clock generation

Oscillators Procurement Notes

Verify the specific ordering suffix against the manufacturer's official documentation to ensure correct output logic and control functionality. Confirm that the required frequency tolerance and load capacitance specifications align with the target circuit design requirements before finalizing procurement orders.

Oscillators Selection Notes

Select this component when a low-voltage 1.8V operation is required alongside a standby feature for power management. Ensure the application supports LVCMOS logic levels and can accommodate the 4-SMD no lead form factor within the available PCB space constraints.

Oscillators Part Context

This part belongs to the 18QHTF21 series of standard crystal oscillators from Mercury Electronics. The series offers various frequencies and control options, utilizing quartz resonator technology to provide stable clock signals for electronic circuits in consumer and industrial electronics.

Oscillators Replacement Considerations

Direct substitutes must match the 54.38875 MHz frequency, 1.8V supply, LVCMOS output, and 4-SMD no lead package. Verify pinout compatibility and electrical characteristics with alternative manufacturers' components.