18QHTF21-42.403333-OE

Oscillators Overview

The 18QHTF21-42.403333-OE is a standard crystal oscillator manufactured by Mercury Electronics Ind. Co. Ltd. It operates at a nominal frequency of 42.403333 MHz and utilizes LVCMOS output logic. The device is designed for low-voltage applications with a supply voltage of 1.8V and features an enable/disable control function. It is housed in a compact 4-SMD, No Lead package with dimensions of 3.2mm x 2.5mm. This component provides stable frequency generation suitable for precision timing requirements in electronic circuits.

Oscillators Feature Summary

• Provides precise frequency generation at 42.403333 MHz using LVCMOS output logic
• Operates on a 1.8V supply voltage with integrated enable and disable functionality
• Utilizes a compact 4-SMD No Lead surface-mount package measuring 3.2mm by 2.5mm

Oscillators Applications

• Precision timing applications in electronic devices
• Clock signal generation for digital circuits
• Low-voltage embedded systems requiring stable frequency references

Oscillators Procurement Notes

Verify the specific part number 18QHTF21-42.403333-OE against official Mercury Electronics documentation to ensure compatibility with 1.8V LVCMOS interfaces. Confirm that the 3.2x2.5mm SMD footprint matches the target PCB layout. Ensure the enable/disable pin configuration aligns with system control requirements before finalizing procurement.

Oscillators Selection Notes

Select this oscillator when a 42.403333 MHz clock source is required for low-power designs. The 1.8V operating voltage makes it suitable for modern portable electronics. Consider the small 3.2x2.5mm package size for space-constrained layouts. Verify that the LVCMOS output level is compatible with the receiving logic inputs of the application circuit.

Oscillators Part Context

This component belongs to the H21 series of surface-mount oscillators from Mercury Electronics. The series is characterized by its small form factor and low power consumption. Mercury Electronics has extensive experience in quartz crystal manufacturing, positioning this oscillator as a reliable solution for standard timing needs in consumer and industrial electronics.

Oscillators Replacement Considerations

Direct substitutes may include other 42.403333 MHz LVCMOS oscillators in 3.2x2.5mm packages from compatible manufacturers. Ensure voltage levels and pin configurations match. Cross-reference with similar models like the 18QHTF21-44.200-OE only if frequency tolerance allows.