18QHTF21-16.6666-OE

Oscillators Overview

The 18QHTF21-16.6666-OE is a standard crystal oscillator (XO) manufactured by Mercury Electronics Ind. Co. Ltd. It operates at a frequency of 16.6666 MHz and utilizes LVCMOS output logic levels. The device is designed for low-voltage applications, functioning at 1.8V. It features an enable/disable control pin for power management flexibility. The component is housed in a compact 4-SMD surface-mount package with dimensions of 2.0mm x 1.6mm, suitable for space-constrained electronic designs.

Oscillators Feature Summary

• LVCMOS output interface for digital compatibility
• Integrated enable/disable functionality for power control
• Compact 4-SMD surface-mount form factor

Oscillators Applications

• General-purpose digital clock generation
• Low-power embedded systems
• Consumer electronics requiring precise timing

Oscillators Procurement Notes

Verify the specific frequency tolerance and operating temperature range against the official datasheet before integration. Confirm that the 1.8V supply voltage aligns with the target circuit design. Ensure the 4-SMD footprint matches the PCB layout requirements. Cross-reference the manufacturer's part number to avoid confusion with similar series components.

Oscillators Selection Notes

Select this component when a 16.6666 MHz clock signal is required in a low-profile surface-mount application. The 1.8V operation makes it suitable for modern low-voltage logic families. The enable/disable feature allows for dynamic power savings in battery-operated devices. Verify package compatibility with automated assembly processes.

Oscillators Part Context

This oscillator belongs to the 18QHTF21 series from Mercury Electronics, which focuses on small-footprint timing solutions. The series typically offers various frequencies within a standardized 2.0x1.6mm package. This specific model provides a non-standard frequency option for specialized synchronization needs while maintaining the series' physical characteristics.

Oscillators Replacement Considerations

Direct substitutes must match the 16.6666 MHz frequency, 1.8V supply, LVCMOS output, and 4-SMD 2.0x1.6mm package. Check equivalent parts from other manufacturers for pin-compatible alternatives if supply constraints exist. Ensure electrical specifications are identical to maintain system performance.