18QHTF21-2.7405-PD

Oscillators Overview

The 18QHTF21-2.7405-PD is a standard crystal oscillator manufactured by Mercury Electronics Ind. Co. Ltd. It operates at a frequency of 2.7405 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 with dimensions of 2.0x1.6 mm. The component is RoHS compliant and designed for timing applications requiring precise frequency control.

Oscillators Feature Summary

• LVCMOS output interface for digital circuit compatibility
• Integrated standby mode to reduce power consumption
• Compact surface-mount package design

Oscillators Applications

• General timing clock generation
• Digital signal processing systems
• Embedded controller circuits

Oscillators Procurement Notes

Verify the specific ordering suffix against the manufacturer's current datasheet to ensure correct pinout and electrical specifications. Confirm that the RoHS compliance status matches project requirements. Check for any recent updates to the package dimensions or operating temperature range before finalizing the bill of materials.

Oscillators Selection Notes

Select this component when a low-voltage 1.8V supply is available and a small footprint is required. Ensure the system can accommodate the LVCMOS output swing levels. Consider the standby feature if power efficiency during idle states is a critical design parameter for the target application.

Oscillators Part Context

This part belongs to the QHTF series from Mercury Electronic, a supplier specializing in quartz crystals and oscillators. The series typically offers various frequencies and package sizes. This specific model represents a standard XO variant optimized for low-power digital applications.

Oscillators Replacement Considerations

Direct substitutes must match the 2.7405 MHz frequency, 1.8V supply, LVCMOS output, and 2.0x1.6mm package. Verify pin compatibility and electrical characteristics with alternative manufacturers before integration.