18QHTF21-62.222-OE

Overview

The 18QHTF21-62.222-OE is a standard crystal oscillator manufactured by Mercury Electronics Ind. Co. Ltd. It operates at a frequency of 62.222 MHz and utilizes LVCMOS output logic. The device requires a 1.8V supply voltage and features an enable/disable control function. It is housed in a compact 4-SMD, No Lead package, designed for surface-mount applications requiring precise timing signals.

Feature Summary

• LVCMOS output logic for low-voltage CMOS applications
• Integrated enable and disable control functionality
• Compact 4-SMD no-lead surface-mount package design

Applications

• Low-voltage CMOS circuit timing
• Digital signal processing systems
• Communication equipment clock generation

Procurement Notes

Verify the specific frequency tolerance and load capacitance requirements against your system design before procurement. Confirm that the 1.8V supply voltage aligns with your power architecture. Ensure the 4-SMD footprint matches your PCB layout constraints. Request the official datasheet from Mercury Electronics to validate electrical characteristics and operating temperature ranges for your specific application environment.

Selection Notes

Select this component when a 62.222 MHz clock signal is required for LVCMOS-compatible digital circuits. The integrated enable/disable feature allows for power management optimization. The small form factor suits space-constrained designs. Ensure the operating temperature range meets environmental specifications. Verify compatibility with the 1.8V power supply rail to avoid signal integrity issues.

Part Context

This part belongs to Mercury Electronics' series of quartz-based frequency control products. The company has extensive experience in manufacturing oscillators and crystals. This specific model represents a standard XO variant optimized for modern low-voltage digital systems. It complements their broader portfolio of SMD oscillators and crystals.

Replacement Considerations

Check for direct substitutes within the same Mercury Electronics series offering identical frequency and package dimensions. Verify pinout compatibility and electrical parameters such as supply voltage and output logic levels. Ensure any replacement maintains the same enable/disable functionality and operating temperature range.