18QHTF21-13.544-PD

Overview

The 18QHTF21-13.544-PD is a standard crystal oscillator manufactured by Mercury Electronics Ind. Co. Ltd. It operates at a frequency of 13.544 MHz and utilizes LVCMOS output logic. 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 with dimensions of 2.0x1.6 mm.

Feature Summary

• Integrates a standby (power down) function to support low-power operation
• Delivers LVCMOS output logic signals
• Designed for battery-powered and power-sensitive applications

Applications

• Battery-powered electronic devices
• Power-sensitive circuit designs
• General clock signal generation

Procurement Notes

Verify the specific part number against official manufacturer documentation to ensure compatibility with system requirements. Confirm that the 1.8V supply voltage and LVCMOS output levels align with the target application's electrical specifications before procurement.

Selection Notes

Select this component when a low-voltage 1.8V oscillator with a power-down feature is required. Ensure the 13.544 MHz frequency meets the system timing needs and that the small 2.0x1.6 mm footprint fits the available PCB space.

Part Context

This model belongs to the 18QHTF21 series from Mercury Electronics, which offers various frequencies within a compact SMD package. The series is characterized by its ability to operate at 1.8V and include power management features suitable for portable electronics.

Replacement Considerations

Compatible substitutes include other 18QHTF21 variants with different frequencies, such as 18QHTF21-51.200-PD or 18QHTF21-6.000-PD, provided the frequency difference is acceptable for the design.