18QHTF21-19.3125-PD

Oscillators Overview

The 18QHTF21-19.3125-PD is a standard crystal oscillator (XO) manufactured by Mercury Electronics Ind. Co., Ltd. It operates at a frequency of 19.3125 MHz and utilizes LVCMOS output logic levels. The device is designed for a supply voltage of 1.8V and features a power-down function accessible via a standby control pin. It is housed in a compact 4-SMD, No Lead package with dimensions of 2.0x1.6 mm.

Oscillators Feature Summary

• Supports low-voltage operation at 1.8V
• Includes standby mode for power management
• Utilizes LVCMOS output interface

Oscillators Applications

• Digital signal processing circuits
• Communication equipment clocking
• Embedded system timing references

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 footprint matches your PCB layout constraints. Check for any specific reflow soldering profile recommendations provided by the manufacturer to ensure reliable assembly.

Oscillators Selection Notes

Select this component when a precise 19.3125 MHz reference is required in space-constrained applications. The 1.8V operating voltage makes it suitable for modern low-power digital systems. The integrated power-down feature allows for energy savings in battery-operated devices. Consider the small 2.0x1.6 mm package size for high-density board designs.

Oscillators Part Context

Mercury Electronic Ind., Co., Ltd. has been manufacturing frequency control products since 1973. The company is recognized as a pioneer in the quartz crystal industry in Taiwan. With over 50 years of history, they specialize in producing various oscillators and resonators for electronic applications.

Oscillators Replacement Considerations

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