18QHTF21-65.536-PD

Overview

The 18QHTF21-65.536-PD is a standard crystal oscillator manufactured by Mercury Electronic Ind., Co., Ltd. It operates at a frequency of 65.536 MHz and utilizes LVCMOS output logic. The device supports a supply voltage of 1.8V and includes a standby (power down) function for energy management. 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 interface
• Integrated standby power down mode
• Compact 4-SMD no lead package

Applications

• Digital signal processing systems
• Communication equipment clocking
• Microcontroller timing references

Procurement Notes

Verify the specific datasheet for exact electrical parameters including frequency stability, load capacitance, and drive level requirements. Confirm that the 1.8V supply voltage aligns with your system design. Ensure the 4-SMD footprint matches your PCB layout constraints before finalizing procurement decisions.

Selection Notes

Select this component when a 65.536 MHz LVCMOS signal is required in a low-profile surface-mount form factor. Consider the 1.8V operating voltage and standby capability for power-sensitive designs. Verify thermal performance and operating temperature range against application environmental conditions to ensure reliable operation.

Part Context

Mercury Electronic Ind., Co., Ltd. specializes in frequency control products, including quartz crystals and oscillators. This model belongs to their standard XO series, offering precise timing solutions. The company has established expertise in Taiwan's crystal industry, providing components for various electronic applications requiring stable clock sources.

Replacement Considerations

Consult official distributor databases for direct cross-references. Ensure any substitute matches the 65.536 MHz frequency, LVCMOS output type, 1.8V supply, and 4-SMD package dimensions. Verify pinout compatibility and electrical specifications before implementation.