18QHTF21-28.080-PD

Oscillators Overview

The 18QHTF21-28.080-PD is a 28.08 MHz crystal oscillator (XO) manufactured by Mercury Electronics Ind. Co. Ltd. It operates on a 1.8V supply voltage and utilizes LVCMOS output logic. The component features a power-down function controlled via the PD pin, allowing for standby mode to reduce power consumption. It is housed in a compact 4-SMD, No Lead package with dimensions of 2.0mm x 1.6mm.

Oscillators Feature Summary

• Supports low-voltage operation at 1.8V
• Integrates LVCMOS output interface
• Includes power-down control functionality

Oscillators Applications

• Portable electronic devices requiring low power consumption
• Communication systems utilizing standard clock signals
• Embedded systems needing precise frequency references

Oscillators Procurement Notes

Verify the specific suffix 'PD' indicates the power-down feature when sourcing replacements. Confirm that the operating voltage matches the system requirement of 1.8V. Ensure the footprint corresponds to the 2.0x1.6mm SMD package dimensions to guarantee mechanical compatibility during assembly.

Oscillators Selection Notes

Select this component when a small form factor and low voltage operation are required. The LVCMOS output is suitable for digital logic interfaces. Consider the power-down capability if energy efficiency is critical. Verify the frequency tolerance and stability requirements against the application's timing specifications before finalizing the design.

Oscillators Part Context

This part belongs to the 18QHTF21 series from Mercury Electronics, which specializes in quartz crystal components. The series offers various frequencies within a standardized 2.0x1.6mm package. The manufacturer has extensive experience in frequency control products, providing reliable oscillators for industrial and consumer electronics markets.

Oscillators Replacement Considerations

Direct substitutes include other 28.08MHz XO models with identical 1.8V LVCMOS outputs and 2.0x1.6mm packages. Ensure any replacement supports the power-down function if required. Verify electrical parameters such as load capacitance and drive level match the original design constraints.