18QHTF21-19.06993-PD

Oscillators Overview

The 18QHTF21-19.06993-PD is a standard crystal oscillator manufactured by Mercury Electronics Ind. Co. Ltd. It operates at a frequency of 19.06993 MHz and utilizes LVCMOS output logic levels. The device is designed for a supply voltage of 1.8V and features a standby or power-down function to manage energy consumption during inactive periods. It is housed in a compact 4-SMD, No Lead package with dimensions of 2.0x1.6 mm, suitable for surface-mount applications requiring precise timing signals.

Oscillators Feature Summary

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

Oscillators Applications

• Digital signal processing systems
• Communication equipment timing
• Embedded control circuits

Oscillators Procurement Notes

Verify the exact frequency tolerance and load capacitance requirements against your circuit design specifications before ordering. Ensure that the 1.8V supply rail is stable and within the operational limits defined in the official datasheet. Confirm that the PCB footprint matches the 2.0x1.6 mm SMD package dimensions to guarantee proper soldering and mechanical stability during assembly processes.

Oscillators Selection Notes

Select this component when a precise 19.06993 MHz clock source is required for low-power digital interfaces. The LVCMOS output compatibility ensures direct interfacing with standard logic gates without additional level shifting. Consider the small form factor for space-constrained designs where thermal management and power efficiency are critical operational parameters.

Oscillators Part Context

This model belongs to the 18QHTF21 series from Mercury Electronics, which specializes in quartz crystal oscillators. The series is known for providing reliable frequency control solutions with various output voltages and package options. Mercury Electronics has established itself as a pioneer in the Taiwan quartz industry, offering components that meet strict industrial standards for timing accuracy and longevity.

Oscillators Replacement Considerations

Direct substitutes may include other 19.06993 MHz XO devices from different manufacturers if they match the 1.8V LVCMOS specification and 4-SMD package. Verify pinout compatibility and electrical characteristics before swapping to ensure system integrity.