18QHTF21-30.420-PD

Oscillators Overview

The 18QHTF21-30.420-PD is a standard crystal oscillator manufactured by Mercury Electronics Ind. Co. Ltd. It operates at a fixed frequency of 30.42 MHz and utilizes LVCMOS output logic. The device is designed for a supply voltage of 1.8V and features a standby or power-down capability to manage energy consumption. It is housed in a compact 4-SMD, No Lead package with dimensions of 2.0 x 1.6 mm. This component serves as a precise clock source for digital circuits requiring low-voltage operation and minimal footprint.

Oscillators Feature Summary

• Supports standby mode for power management
• Utilizes LVCMOS output interface
• Compact surface-mount packaging

Oscillators Applications

• Digital signal processing systems
• Communication equipment clocking
• Embedded system timing references

Oscillators Procurement Notes

Verify the specific frequency tolerance and load capacitance requirements against your circuit design before ordering. Confirm that the 1.8V supply voltage aligns with your system's power rails. Ensure the 4-SMD no-lead package dimensions fit within the allocated PCB space. Check for any specific reflow soldering profile recommendations provided by the manufacturer to ensure reliable assembly and long-term performance stability.

Oscillators Selection Notes

Select this model when a 30.42 MHz clock signal is required with low voltage operation. Consider the LVCMOS output compatibility with downstream logic families. Evaluate the need for power-down functionality to extend battery life in portable devices. Compare the physical size constraints against alternative packages if space is limited. Verify thermal performance expectations under continuous operation conditions.

Oscillators Part Context

This oscillator belongs to the 18QHTF series from Mercury Electronics, characterized by low voltage operation and small form factors. The series includes various frequencies and package types, catering to diverse electronic applications. Mercury Electronics is a established manufacturer of frequency control products, offering quartz-based solutions for industrial and consumer markets.

Oscillators Replacement Considerations

Direct substitutes include other 30.42 MHz LVCMOS oscillators in similar SMD packages from compatible manufacturers. Ensure replacement parts match the 1.8V supply requirement and pinout configuration. Verify equivalent electrical specifications such as phase noise and stability before integration.