18QHTF21-19.934-PD

Oscillators Overview

The 18QHTF21-19.934-PD is a crystal oscillator manufactured by Mercury Electronic Ind. Co., Ltd. It operates at a frequency of 19.934 MHz and utilizes LVCMOS output logic levels. The device supports a supply voltage of 1.8V and includes a standby or power-down function for energy management. It is housed in a compact 4-SMD, No Lead package, designed for surface-mount applications.

Oscillators Feature Summary

• Provides stable clock signals via LVCMOS interface
• Includes power-down capability for reduced consumption
• Designed for surface-mount integration

Oscillators Applications

• General electronic equipment requiring precise timing
• Communication systems utilizing standard clock frequencies
• Embedded systems with low-voltage requirements

Oscillators Procurement Notes

Verify the specific frequency tolerance and load capacitance requirements against your circuit design before procurement. Confirm that the 1.8V supply voltage aligns with your system's power rails. Ensure the 4-SMD no-lead package dimensions fit within your PCB footprint constraints. Check for any specific reflow soldering profile recommendations provided in the official datasheet to ensure reliable assembly.

Oscillators Selection Notes

Select this component when a 19.934 MHz clock signal is required with LVCMOS compatibility. Consider the 1.8V operating voltage as a primary constraint for power supply design. Evaluate the need for power-down functionality if energy efficiency during idle states is critical. Compare the physical size of the 4-SMD package against available board space relative to other oscillator options.

Oscillators Part Context

Mercury Electronic Ind. Co., Ltd. has been manufacturing frequency control products since 1973, establishing itself as a pioneer in the quartz crystal industry in Taiwan. The company specializes in producing crystals, oscillators, and related components, leveraging decades of experience in precision frequency generation technologies.

Oscillators Replacement Considerations

No public confirmed substitute part numbers are available in the provided documentation.