18QHTF21-54.03214-PD

Oscillators Overview

The 18QHTF21-54.03214-PD is a standard crystal oscillator (XO) manufactured by Mercury Electronics Ind. Co., Ltd. It operates at a frequency of 54.03214 MHz and utilizes LVCMOS output logic. The device is designed for a supply voltage of 1.8V and features a Standby (Power Down) function. It is housed in a compact 4-SMD, No Lead package, suitable for surface-mount applications requiring precise timing signals.

Oscillators Feature Summary

• Supports LVCMOS output logic for digital interface compatibility
• Includes Standby (Power Down) functionality for power management
• Utilizes a 4-SMD No Lead package for surface-mount integration

Oscillators Applications

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

Oscillators Procurement Notes

Verify the specific frequency tolerance and load capacitance requirements against the official datasheet before procurement. Ensure the 1.8V supply voltage aligns with the target circuit design. Confirm that the 4-SMD No Lead package dimensions fit the PCB footprint constraints. Cross-reference the part number suffix to ensure the correct packaging and specifications are obtained from authorized distributors.

Oscillators Selection Notes

Select this component when a stable 54.03214 MHz reference is required for LVCMOS-compatible circuits. Consider the 1.8V operating voltage and the availability of a standby mode for power-sensitive designs. Evaluate the physical size of the 4-SMD No Lead package against available board space. Ensure the application environment falls within the specified operating temperature range provided in the manufacturer documentation.

Oscillators Part Context

This oscillator belongs to the 18QHTF21 series from Mercury Electronics Ind. Co., Ltd, which specializes in frequency control products. The series offers various frequencies with standard LVCMOS outputs and low-voltage operation. Mercury Electronics has a long history in quartz crystal manufacturing, providing reliable timing solutions for industrial and consumer electronics applications globally.

Oscillators Replacement Considerations

Direct substitutes must match the 54.03214 MHz frequency, LVCMOS output, 1.8V supply, and 4-SMD No Lead package. Verify electrical parameters such as phase noise and jitter against the original specification. Ensure any replacement supports the Standby function if required by the design.