18QHTF21-57.523667-PD

Overview

The 18QHTF21-57.523667-PD is a standard crystal oscillator (XO) manufactured by Mercury Electronic Ind. Co., Ltd. It operates at a frequency of 57.523667 MHz and utilizes LVCMOS output logic levels. The device is designed for a supply voltage of 1.8V and features a power-down (PD) control function to manage energy consumption. It is housed in a compact 4-SMD, no-lead package with dimensions of 2.0mm x 1.6mm, suitable for surface-mount applications requiring precise timing signals.

Feature Summary

• Supports LVCMOS output interface for digital circuit compatibility
• Includes power-down control functionality for energy management
• Utilizes a compact 4-SMD no-lead surface mount package

Applications

• Consumer electronics requiring precise clock signals
• Portable devices with limited power budgets
• Embedded systems utilizing LVCMOS logic families

Procurement Notes

Verify the specific ordering suffix against the manufacturer's current datasheet to ensure correct voltage and package configuration. Confirm that the power-down pin configuration matches the system design requirements. Check for any recent revisions in the component specifications that may affect performance or availability before finalizing procurement orders.

Selection Notes

Select this component when a 1.8V supply voltage is required alongside a 57.523667 MHz frequency reference. The choice is appropriate for designs prioritizing low power consumption through the power-down feature. Ensure the PCB layout accommodates the 2.0x1.6mm footprint and that the LVCMOS output swing aligns with the receiving logic thresholds.

Part Context

Mercury Electronic Ind. Co., Ltd. is a quartz crystal manufacturer established in Taiwan with decades of experience in frequency control products. The company specializes in oscillators and crystals, maintaining quality certifications such as ISO 9001:2015. This model belongs to their series of surface-mount oscillators designed for modern electronic applications.

FAQ

What is the output logic type for this oscillator?

The 18QHTF21-57.523667-PD uses LVCMOS (Low Voltage Complementary Metal-Oxide-Semiconductor) output logic.

Does this component support power management features?

Yes, it includes a power-down (PD) control function to disable the output and reduce power consumption when not in use.