18QHTF21-59.9824-PD

Overview

The 18QHTF21-59.9824-PD is a standard crystal oscillator (XO) manufactured by Mercury Electronics Ind. Co. Ltd. It operates at a frequency of 59.9824 MHz with an LVCMOS output logic level. The device requires a supply voltage of 1.8V and features a standby or power-down function for energy management. It is housed in a compact 4-SMD, no-lead package with dimensions of 2.0mm by 1.6mm.

Feature Summary

• Supports low-voltage operation at 1.8V
• Includes standby and power-down functionality
• Utilizes LVCMOS output interface

Applications

• Digital signal processing systems
• Communication equipment clocking
• Embedded microcontroller timing

Procurement Notes

Verify the exact part number suffix to ensure compatibility with specific voltage and package requirements. Confirm that the 1.8V supply matches your system design. Check for RoHS compliance status if environmental regulations apply. Ensure the 4-SMD no-lead footprint aligns with your PCB layout constraints before ordering.

Selection Notes

Select this component when a precise 59.9824 MHz reference is required in space-constrained designs. The 1.8V operating voltage makes it suitable for modern low-power digital circuits. Consider the small 2.0x1.6mm footprint for high-density board layouts. Verify temperature range specifications against your operational environment needs.

Part Context

This oscillator belongs to the Mercury Electronics 18QHTF21 series, which offers various frequencies in a standardized surface-mount package. The series provides reliable timing solutions for consumer and industrial electronics. Mercury Electronics has established itself as a pioneer in quartz crystal manufacturing since 1973.

Replacement Considerations

Direct substitutes include other 59.9824 MHz LVCMOS oscillators in 4-SMD packages from compatible manufacturers. Ensure replacement parts match the 1.8V supply requirement and physical dimensions. Verify electrical characteristics such as load capacitance and drive strength before substitution.