18QHTF21-23.51222-OE

Oscillators Overview

The 18QHTF21-23.51222-OE is a standard crystal oscillator (XO) manufactured by Mercury Electronics Ind. Co. Ltd. It operates at a nominal frequency of 23.51222 MHz and utilizes LVCMOS output logic. The device is designed for low-voltage applications, requiring a supply voltage of 1.8V. It features an enable/disable control function to manage power consumption. The component is housed in a compact 4-SMD, No Lead package, suitable for surface-mount assembly on printed circuit boards.

Oscillators Feature Summary

• LVCMOS output logic for digital interface compatibility
• Integrated enable/disable pin for power management
• Low voltage operation at 1.8V supply
• Surface-mount 4-SMD no lead package

Oscillators Applications

• Digital signal processing circuits
• Communication equipment clocking
• Embedded system timing references
• Consumer electronics mainboards

Oscillators Procurement Notes

Verify the exact frequency tolerance and load capacitance requirements against the specific application design before procurement. Confirm that the 1.8V supply rail is stable and within the operational limits defined in the official datasheet. Ensure the PCB footprint matches the 4-SMD no lead package dimensions provided by Mercury Electronics to guarantee proper soldering and electrical connection.

Oscillators Selection Notes

Select this component when a precise 23.51222 MHz reference is required with low power consumption capabilities. The LVCMOS output is suitable for direct interfacing with standard digital logic families operating at 1.8V. Consider the enable/disable feature if power efficiency is critical for the end-product. The small form factor makes it appropriate for space-constrained designs compared to larger through-hole alternatives.

Oscillators Part Context

This part belongs to the Mercury Electronics SMD Oscillator series, specifically designed for high-frequency stability in compact electronic devices. The manufacturer has extensive experience in quartz crystal production, ensuring reliable frequency control solutions. The 18QHTF21 series represents their standard XO offerings, balancing performance with cost-effectiveness for mass-market applications.

Oscillators Replacement Considerations

Direct substitutes must match the 23.51222 MHz frequency, 1.8V supply, LVCMOS output, and 4-SMD package. Verify pinout compatibility and electrical characteristics before swapping. Generic oscillators may not support the enable/disable function or identical phase noise specifications.