18QHTF21-28.228-PD

Oscillators Overview

The 18QHTF21-28.228-PD is a standard crystal oscillator manufactured by Mercury Electronics Ind. Co. Ltd. It operates at a frequency of 28.228 MHz and utilizes LVCMOS output logic. The device is designed for a supply voltage of 1.8V and features a standby or power-down function to manage energy consumption efficiently. It is housed in a compact 4-SMD, No Lead package with dimensions of 2.0x1.6mm, suitable for space-constrained applications requiring precise timing signals.

Oscillators Feature Summary

• Supports low-voltage operation at 1.8V
• Includes standby and power-down functionality
• Utilizes LVCMOS output logic for digital compatibility

Oscillators Applications

• Portable electronic devices
• Communication equipment
• Embedded systems

Oscillators Procurement Notes

Verify the specific frequency tolerance and load capacitance requirements against your circuit design before procurement. Ensure that the 1.8V supply voltage aligns with your system's power rails. Confirm that the 4-SMD no-lead package footprint matches your PCB layout specifications to ensure proper soldering and mechanical stability during assembly.

Oscillators Selection Notes

Select this component when a small form factor and low power consumption are critical. The 1.8V operating voltage makes it suitable for battery-powered applications. Consider the LVCMOS interface if interfacing directly with standard digital logic families without additional level shifting. Evaluate the need for power-down capabilities to extend battery life in intermittent use scenarios.

Oscillators Part Context

This part belongs to the 18QHTF21 series from Mercury Electronics, which specializes in quartz crystal oscillators. The manufacturer has decades of experience in frequency control products. This series typically offers various frequencies and packaging options to meet diverse timing requirements in modern electronics.

Oscillators Replacement Considerations

Check for compatible parts within the same series offering different frequencies but identical package and voltage specifications. Verify that any substitute maintains the LVCMOS output type and 1.8V supply requirement to ensure electrical compatibility.