18QHTF21-34.600-OE

Oscillators Overview

The 18QHTF21-34.600-OE is a crystal oscillator manufactured by Mercury Electronics Ind. Co. Ltd, designed for precision frequency stabilization in electronic systems. It operates at a nominal frequency of 34.6 MHz and utilizes LVCMOS output logic levels. The device supports a supply voltage of 1.8V and includes an enable/disable control function for power management. It is housed in a compact 4-SMD, No Lead package with dimensions of 2.0x1.6 mm, suitable for surface-mount applications requiring low profile and high reliability.

Oscillators Feature Summary

• Supports LVCMOS output logic for standard digital interfacing
• Features enable/disable functionality for power optimization
• Compact 4-SMD no-lead surface mount package design

Oscillators Applications

• LVCMOS system clock generation
• Precision frequency stabilization circuits
• Embedded digital signal processing systems

Oscillators Procurement Notes

Verify the specific datasheet from Mercury Electronics to confirm electrical characteristics and mechanical tolerances before integration. Ensure compatibility with 1.8V supply rails and LVCMOS input requirements of the target circuit. Confirm that the 2.0x1.6 mm footprint matches the PCB layout constraints. Check for any ordering suffix variations that may affect performance or packaging.

Oscillators Selection Notes

Select this component when a precise 34.6 MHz reference is required for LVCMOS-based designs. The integrated enable/disable feature makes it suitable for battery-powered or power-sensitive applications. The small form factor aids in dense board layouts. Ensure thermal and voltage conditions remain within the manufacturer's specified operating range for optimal stability.

Oscillators Part Context

This oscillator belongs to the 18QHTF series from Mercury Electronics, which focuses on low-voltage, surface-mount crystal oscillators. The series offers various frequencies and package sizes, with the 18QHTF21 variant specifically providing a 2.0x1.6 mm footprint. These components are engineered for reliable operation in consumer electronics and industrial control systems requiring stable clock signals.

Oscillators Replacement Considerations

Direct substitutes include other 34.6 MHz LVCMOS oscillators in 4-SMD packages with 1.8V operation, such as variants from the same family like 18QHTF21-34.745-OE if frequency tolerance allows. Verify pinout compatibility and electrical specifications before substitution.