18QHTF21-3.801562-PD

Oscillators Overview

The 18QHTF21-3.801562-PD is a standard crystal oscillator (XO) manufactured by Mercury Electronics Ind. Co. Ltd. It operates at a frequency of 3.801562 MHz with LVCMOS output logic and a supply voltage of 1.8V. The component features a power-down function for standby mode control. It is housed in a compact 4-SMD, No Lead package with dimensions of 2.0x1.6mm.

Oscillators Feature Summary

• Supports low-voltage operation at 1.8V
• Includes power-down capability for energy management
• Utilizes LVCMOS output interface

Oscillators Applications

• General clock signal generation
• Embedded system timing references
• Portable electronic devices requiring low power consumption

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 layout constraints. Check for any specific reflow soldering profile recommendations provided by the manufacturer to ensure reliable assembly.

Oscillators Selection Notes

Select this component when a precise 3.801562 MHz clock source is required in space-constrained applications. The 1.8V operating voltage makes it suitable for modern low-power digital circuits. Consider the small 2.0x1.6mm footprint if board real estate is limited. Verify compatibility with LVCMOS logic levels used in your target microcontroller or FPGA.

Oscillators Part Context

This part belongs to the 18QHTF21 series of surface-mount crystal oscillators from Mercury Electronics. The series offers various frequencies within a standardized 2.0x1.6mm package. These components are designed for high reliability and stability in consumer electronics and industrial applications requiring precise timing signals.

Oscillators Replacement Considerations

Direct substitutes include other 18QHTF21 series parts with identical pinout and electrical characteristics but different frequencies, such as 18QHTF21-3.840-PD, provided the frequency difference is acceptable for the application.