18QHTF21-3.480-PD

Oscillators Overview

The 18QHTF21-3.480-PD is a standard crystal oscillator manufactured by Mercury Electronics Ind. Co. Ltd. It operates at a frequency of 3.48 MHz and utilizes LVCMOS output logic levels. The device is designed for surface mount applications, featuring a compact 4-SMD, No Lead package configuration. It supports a supply voltage of 1.8V and includes a standby or power-down function to manage energy consumption. This component is suitable for timing applications requiring precise frequency stability in portable electronic systems.

Oscillators Feature Summary

• LVCMOS output interface for digital logic compatibility
• Integrated standby mode for power management
• Compact surface-mount package design

Oscillators Applications

• Battery-powered portable devices
• General purpose timing circuits
• Embedded system clock sources

Oscillators Procurement Notes

Verify the specific ordering suffix and frequency tolerance requirements against the official datasheet before procurement. Ensure that the 1.8V supply voltage aligns with the target circuit design. Confirm the package dimensions match the PCB footprint specifications. Check for any specific handling instructions regarding electrostatic discharge sensitivity during assembly and storage processes.

Oscillators Selection Notes

Select this component when a low-voltage 1.8V operation is required alongside a standard LVCMOS output signal. The 4-SMD no-lead package is appropriate for automated surface-mount assembly processes. Consider the standby feature if power efficiency is a critical design constraint. Verify that the 3.48 MHz frequency meets the system clock requirements without additional dividers.

Oscillators Part Context

Mercury Electronics Ind. Co. Ltd specializes in frequency control products, including quartz crystals and oscillators. The 18QHTF21 series represents their line of surface-mount crystal oscillators. These components are engineered for reliability in consumer electronics and industrial applications. The manufacturer has established expertise in Taiwan's crystal industry since 1973.

Oscillators Replacement Considerations

No public confirmed substitute part numbers are available in the provided documentation. Cross-referencing requires matching electrical parameters such as 1.8V supply, LVCMOS output, and 3.48 MHz frequency. Package compatibility must be verified for direct replacement scenarios.