18QHTF21-28.8125-PD

Oscillators Overview

The 18QHTF21-28.8125-PD is a standard crystal oscillator manufactured by Mercury Electronics Ind. Co. Ltd. It operates at a frequency of 28.8125 MHz and utilizes LVCMOS output logic. The device functions with a supply voltage of 1.8V and includes a standby (power down) feature for energy management. It is housed in a compact 4-SMD, No Lead package with dimensions of 2.0x1.6 mm. The component is designed for applications requiring precise clock signals within specified operating temperature ranges.

Oscillators Feature Summary

• Integrates LVCMOS output logic for standard digital interface compatibility
• Includes standby mode functionality to reduce power consumption during idle periods
• Utilizes a leadless surface-mount package design for space-constrained PCB layouts

Oscillators Applications

• General purpose clock signal generation in electronic circuits
• Data communication interfaces requiring standard timing references
• Embedded systems utilizing low-voltage digital logic

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 silkscreen and solder mask definitions. Check the operating temperature range specifications to guarantee reliability under your intended environmental conditions. Request the official datasheet from the manufacturer for precise electrical characteristics and handling instructions.

Oscillators Selection Notes

Select this component when a 28.8125 MHz clock source is required with LVCMOS outputs. Consider the 1.8V operating voltage and standby capability for power-sensitive designs. Evaluate the 2.0x1.6 mm package size against available board space. Compare performance metrics such as phase noise and stability if high-precision timing is critical. Ensure compatibility with the target application's thermal and electrical environment.

Oscillators Part Context

This part belongs to the Mercury Electronics XO series, which offers various frequencies and packages. The 18QHTF21 series typically features standard oscillators with LVCMOS outputs. Mercury Electronics specializes in quartz crystals and frequency control products, providing solutions for diverse electronic applications. This specific model represents a standard fixed-frequency oscillator option within their portfolio.

Oscillators Replacement Considerations

Direct substitutes must match the 28.8125 MHz frequency, LVCMOS output, 1.8V supply, and 4-SMD no-lead package. Verify pinout compatibility and electrical parameters such as current consumption and rise/fall times. Consult manufacturer cross-reference lists for equivalent parts from other suppliers ensuring identical functional specifications.