18QHTF21-19.280-OE

Oscillators Overview

The 18QHTF21-19.280-OE is a standard crystal oscillator manufactured by Mercury Electronics Ind. Co. Ltd, operating at a frequency of 19.28 MHz. It utilizes LVCMOS output logic and supports an enable/disable control function via a 1.8V supply voltage. The component is housed in a compact 4-SMD, No Lead package, designed for surface-mount applications requiring precise timing signals.

Oscillators Feature Summary

• Provides stable clock signal generation using LVCMOS output interface
• Features integrated enable and disable control functionality
• Designed for surface-mount assembly with leadless package construction

Oscillators Applications

• Embedded system timing circuits
• Digital signal processing clock sources
• Communication equipment synchronization

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 power rails. Ensure the 4-SMD no-lead footprint matches your PCB layout constraints to guarantee proper soldering and mechanical stability during operation.

Oscillators Selection Notes

Select this component when a 19.28 MHz reference is required with low-voltage LVCMOS compatibility. Consider the enable pin utility for power management strategies. Evaluate the small form factor suitability for dense board layouts compared to larger through-hole alternatives.

Oscillators Part Context

This model belongs to the 18QHTF21 series of quartz crystal oscillators from Mercury Electronics. The series typically offers various frequency options within a standardized SMD package. Mercury has extensive experience in frequency control products, establishing this component as part of their established line of reliable timing solutions.

Oscillators Replacement Considerations

Direct substitutes include other 19.28 MHz LVCMOS oscillators in 4-SMD packages with compatible 1.8V operation. Verify pinout compatibility and electrical specifications before swapping manufacturers.