18QHTF21-122.800-OE

Overview

The 18QHTF21-122.800-OE is a standard crystal oscillator manufactured by Mercury Electronics Ind. Co. Ltd. It operates at a frequency of 122.8 MHz and utilizes LVCMOS output logic levels. The device functions with a supply voltage of 1.8V and includes an enable/disable control feature for power management. It is housed in a compact 4-SMD, No Lead package, suitable for surface-mount applications requiring precise timing signals.

Feature Summary

• Standard XO configuration with LVCMOS output
• Integrated enable/disable functionality
• Compact 4-SMD no-lead package design

Applications

• Timing and clock signal generation
• Electronic device synchronization
• Embedded system clock sources

Procurement Notes

Verify the specific manufacturer designation, as similar part numbers may be attributed to Mercury United Electronics or Mercury Electronic Ind Co., Ltd. Ensure the ordering suffix matches the required specifications. Confirm package type and voltage requirements against the official datasheet before procurement to avoid compatibility issues.

Selection Notes

Select this component when a 1.8V LVCMOS oscillator with enable/disable capability is required. The 122.8 MHz frequency suits high-speed digital interfaces. Consider the 4-SMD package size for space-constrained designs. Verify electrical parameters against the specific application requirements.

Part Context

Mercury Electronics has been manufacturing frequency control products since 1973, establishing itself as a pioneer in the quartz crystal industry in Taiwan. The company maintains a long history in producing precision timing components for various electronic applications.

Replacement Considerations

The 18QHTF21-122.880-PD is a related variant from the same series, differing in frequency (122.88 MHz) and package marking. Cross-reference electrical specifications carefully before substitution.