18QHTF21-38.680-OE

Oscillators Overview

The 18QHTF21-38.680-OE is a standard crystal oscillator (XO) manufactured by Mercury Electronics Ind. Co. Ltd. It operates at a nominal frequency of 38.68 MHz and utilizes LVCMOS output logic levels. The device supports a supply voltage of 1.8V and includes an Enable/Disable control function for power management. It is housed in a compact 4-SMD, No Lead package suitable for surface-mount applications.

Oscillators Feature Summary

• LVCMOS output interface
• Enable/Disable control functionality
• Compact 4-SMD no lead package

Oscillators Applications

• General purpose clock signal generation
• Embedded system timing references
• Consumer electronics circuit boards

Oscillators Procurement Notes

Verify the specific frequency tolerance and load capacitance requirements against the target circuit design before procurement. Confirm that the 1.8V supply voltage aligns with the system power rails. Ensure the 4-SMD footprint matches the PCB layout specifications to guarantee proper soldering and mechanical stability during assembly processes.

Oscillators Selection Notes

Select this component when a low-voltage 1.8V operation is required alongside standard LVCMOS compatibility. The integrated enable pin allows for dynamic power control, making it suitable for battery-operated devices. Consider the small form factor for space-constrained designs requiring precise 38.68 MHz timing without external buffering components.

Oscillators Part Context

Mercury Electronic Ind. Co., Ltd. is a Taiwan-based manufacturer specializing in frequency control products including quartz crystals, oscillators, and filters. This part belongs to their standard XO lineup, designed for reliable timing solutions in various electronic applications.

Oscillators Replacement Considerations

Cross-reference with other 38.68 MHz LVCMOS oscillators in 4-SMD packages from compatible manufacturers. Verify electrical parameters such as supply voltage, current consumption, and output swing to ensure functional equivalence.