18QHTF21-27.225-PD

Oscillators Overview

The 18QHTF21-27.225-PD is a standard crystal oscillator (XO) manufactured by Mercury Electronics Ind. Co., Ltd. It operates at a frequency of 27.225 MHz and utilizes LVCMOS output logic. The device supports a supply voltage of 1.8V and includes a standby or power-down function for energy management. It is housed in a compact 4-SMD, No Lead package with dimensions of 2.0mm x 1.6mm. The component is designed for applications requiring precise clock signals within a small form factor.

Oscillators Feature Summary

• Integrated standby and power-down functionality for reduced power consumption
• Compact 4-SMD no-lead surface mount package design
• LVCMOS output logic compatibility for digital circuits

Oscillators Applications

• Portable electronic devices requiring low power operation
• Communication equipment utilizing standard clock frequencies
• Embedded systems needing precise timing references

Oscillators Procurement Notes

Verify the specific part number suffix against official Mercury Electronics documentation to ensure correct configuration. Confirm that the 1.8V supply requirement matches your system design. Check for any specific handling instructions related to the SMD package type during assembly.

Oscillators Selection Notes

Select this component when a 27.225 MHz clock signal is required with minimal footprint. Ensure the host circuit supports LVCMOS logic levels and provides a stable 1.8V power rail. Consider the standby feature if power efficiency is a critical design constraint for the application.

Oscillators Part Context

This oscillator belongs to the QHTF series from Mercury Electronics, which focuses on small-sized surface mount oscillators. The series is known for providing reliable frequency control solutions in compact packages suitable for modern electronics manufacturing trends.

Oscillators Replacement Considerations

Direct substitutes must match the 27.225 MHz frequency, 1.8V voltage, LVCMOS output, and 2.0x1.6mm package size. Verify pinout compatibility before replacing. Consult Mercury Electronics for approved cross-reference parts.