18QHTF21-20.000-OE

Oscillators Overview

The 18QHTF21-20.000-OE is a 20 MHz crystal oscillator (XO) from Mercury Electronics' QuikXO series, designed for standard clock applications. It operates at a supply voltage of 1.8V and features an LVCMOS output interface. The device includes an active-low enable/disable control function via the OE pin. It is housed in a compact 4-SMD, No Lead package with dimensions of 2.0x1.6 mm, suitable for space-constrained surface-mount designs.

Oscillators Feature Summary

• Integrates an enable/disable control function for power management flexibility
• Delivers precise frequency generation using quartz crystal technology
• Utilizes low-voltage LVCMOS output signaling compatible with modern digital logic

Oscillators Applications

• General-purpose clock signal generation in embedded systems
• Timing reference sources for microcontrollers and processors
• Data communication interfaces requiring stable clock inputs

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 2.0x1.6 mm footprint matches your PCB layout constraints. Cross-reference the datasheet for operating temperature range specifications to guarantee reliability under your environmental conditions.

Oscillators Selection Notes

Select this component when a small form factor and low voltage operation are critical. The integrated enable pin allows for dynamic power control, making it suitable for battery-operated devices. Compare performance metrics such as phase noise and stability against other oscillators in the QuikXO series to ensure it meets the specific timing jitter requirements of your application.

Oscillators Part Context

This part belongs to Mercury Electronics' QuikXO series, which focuses on fast-delivery CMOS output clock oscillators. The series offers various frequencies and packages, providing designers with standardized timing solutions. The 18QHTF21-20.000-OE specifically targets applications needing a 20 MHz reference in a minimal footprint.

Oscillators Replacement Considerations

Direct substitutes within the same series include parts with identical package sizes and voltage levels but different frequencies, such as the 18QHTF21-25.000-OE. Verify compatibility by checking the pinout configuration and electrical characteristics against the original datasheet to ensure seamless integration without redesigning the PCB.