18QHTF21-26.84844-OE

Oscillators Overview

The 18QHTF21-26.84844-OE is a standard crystal oscillator (XO) manufactured by Mercury Electronics Ind. Co. Ltd. It operates at a nominal frequency of 26.84844 MHz and utilizes LVCMOS output logic. The device supports a supply voltage of 1.8V and features an Enable/Disable control function for power management. It is housed in a compact 4-SMD, No Lead package, designed for surface-mount applications requiring precise timing signals.

Oscillators Feature Summary

• LVCMOS output logic for digital interface compatibility
• Integrated enable/disable functionality for power optimization
• Surface-mount 4-SMD no-lead package design

Oscillators Applications

• General-purpose clock signal generation
• Digital system timing references
• Embedded controller clock sources

Oscillators Procurement Notes

Verify the specific ordering suffix against the manufacturer's current datasheet to ensure the correct frequency tolerance and load capacitance requirements are met. Confirm that the 1.8V supply voltage aligns with the target circuit design before procurement. Ensure the 4-SMD footprint matches the PCB layout specifications.

Oscillators Selection Notes

Select this component when a low-voltage 1.8V operation is required alongside standard LVCMOS signaling. The enable/disable feature makes it suitable for battery-powered or power-sensitive designs. Verify that the 26.84844 MHz frequency meets the system clock requirements and that the small form factor fits within the available board space constraints.

Oscillators Part Context

This part belongs to the Mercury Electronics 18QHTF21 series of standard crystal oscillators. The series offers various frequencies and voltage options, all sharing a common compact 4-SMD package. These oscillators are designed for applications requiring stable clock signals in consumer electronics and industrial equipment.

Oscillators Replacement Considerations

Direct substitutes include other 18QHTF21 series parts with identical pinout and voltage but different frequencies, such as 18QHTF21-44.200-OE or 18QHTF21-48.384-OE, provided the frequency difference is acceptable for the application.