18QHTF21-13.5455-OE

Overview

The 18QHTF21-13.5455-OE is a standard crystal oscillator (XO) manufactured by Mercury Electronics Ind. Co., Ltd. It operates at a frequency of 13.5455 MHz and utilizes LVCMOS output logic. The device supports a supply voltage of 1.8V and includes enable/disable functionality for power management. It is housed in a compact 4-SMD, No Lead package, suitable for surface-mount applications requiring precise timing signals.

Feature Summary

• LVCMOS output logic for digital interface compatibility
• Integrated enable/disable control for power optimization
• Compact 4-SMD no-lead surface mount package design

Applications

• General purpose clock signal generation
• Embedded system timing references
• Consumer electronics circuit boards

Procurement Notes

Verify the specific frequency tolerance and load capacitance requirements against your circuit design before ordering. Confirm that the 1.8V supply voltage aligns with your system's power rails. Ensure the 4-SMD package footprint matches your PCB layout constraints to guarantee proper assembly and electrical connectivity.

Selection Notes

Select this component when a stable 13.5455 MHz reference is required with low power consumption capabilities. The LVCMOS output ensures compatibility with standard digital logic families. Consider the enable pin feature if dynamic power saving is necessary for battery-operated or energy-efficient designs.

Part Context

This part belongs to the 18QHTF21 series from Mercury Electronics, which specializes in quartz crystal frequency control products. The series typically offers various frequencies and supply voltages, catering to diverse electronic application needs while maintaining consistent packaging standards across the product line.

Replacement Considerations

Direct substitutes may include other 13.5455 MHz LVCMOS oscillators in 4-SMD packages from manufacturers like Epson or Nihon Dempa Kogyo. Verify pinout compatibility and electrical specifications before substitution.