18QHTF21-20.8286-OE

Oscillators Overview

The 18QHTF21-20.8286-OE is a standard crystal oscillator (XO) manufactured by Mercury Electronics Ind. Co. Ltd. It operates at a frequency of 20.8286 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, suitable for surface-mount applications requiring precise timing signals.

Oscillators Feature Summary

• LVCMOS output interface for digital compatibility
• Integrated enable/disable pin for power control
• Compact 4-SMD no-lead surface mount package

Oscillators Applications

• Timing and clock signal generation in electronic devices
• Consumer electronics requiring precise frequency references
• Embedded systems utilizing LVCMOS logic interfaces

Oscillators Procurement Notes

Verify the specific suffix OE against the manufacturer's current documentation to confirm availability and exact specifications. Ensure the 1.8V supply requirement matches the target circuit design. Confirm the 4-SMD package dimensions align with the PCB footprint requirements before finalizing procurement orders.

Oscillators Selection Notes

Select this component when a 20.8286 MHz reference is required with LVCMOS outputs. The 1.8V operating voltage dictates compatibility with low-voltage digital circuits. The enable feature allows for dynamic power management in battery-operated or energy-efficient designs compared to always-on oscillators.

Oscillators Part Context

Mercury Electronics Ind. Co. Ltd is a quartz crystal manufacturer with a history dating back to 1973, recognized as a pioneer in Taiwan's crystal industry. The company produces frequency control products including crystals and oscillators. This part belongs to their standard XO lineup designed for general-purpose timing applications.

Oscillators Replacement Considerations

Direct substitutes include other 20.8286 MHz LVCMOS oscillators in 4-SMD packages from compatible manufacturers. Verify voltage tolerance and pinout compatibility before substitution. Cross-reference with similar models like the 18QHTF21 series variants if frequency adjustments are permissible.