18QHTF21-21.885-OE

Oscillators Overview

The 18QHTF21-21.885-OE is a standard crystal oscillator manufactured by Mercury Electronics Ind. Co. Ltd. It operates at a nominal frequency of 21.885 MHz and utilizes LVCMOS output logic. The device is designed for a supply voltage of 1.8V and features an enable/disable control function. 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 logic for digital interface compatibility
• Integrated enable/disable functionality for power management
• Compact 4-SMD no-lead surface mount package design

Oscillators Applications

• Computing systems requiring clock synchronization
• Embedded devices utilizing LVCMOS interfaces
• Timing circuits in consumer electronics

Oscillators Procurement Notes

Verify the specific part number suffix against official Mercury Electronics documentation to ensure correct voltage and frequency specifications. Confirm that the 1.8V supply requirement aligns with your system design. Check for any specific handling instructions related to the 4-SMD no-lead package during assembly.

Oscillators Selection Notes

Select this component when a 21.885 MHz clock signal is required with LVCMOS outputs. Ensure the system operates at 1.8V and requires enable/disable control. The small form factor makes it suitable for space-constrained designs. Verify temperature range requirements against datasheet specifications before integration.

Oscillators Part Context

This oscillator belongs to Mercury Electronics' series of quartz-based timing solutions. The company specializes in frequency control products including crystals and oscillators for computing applications. This specific model represents a standard XO variant optimized for low-voltage digital systems.

Oscillators Replacement Considerations

Compatible alternatives include other 21.885 MHz LVCMOS oscillators in 4-SMD packages from manufacturers such as Epson or SiTime. Ensure equivalent voltage, load capacitance, and pinout compatibility. Verify that substitute parts meet the same enable/disable logic requirements.