18QHTF21-19.43084-OE

Oscillators Overview

The 18QHTF21-19.43084-OE is a standard crystal oscillator (XO) manufactured by Mercury Electronics Ind. Co. Ltd. It operates at a frequency of 19.43084 MHz and utilizes LVCMOS output logic levels. The device supports a supply voltage of 1.8V and includes an enable/disable control function for power management. It is housed in a compact 4-SMD, No Lead package with dimensions of 2.0x1.6 mm. The component is RoHS compliant and classified as Moisture Sensitivity Level (MSL) 1, allowing for unlimited floor life under standard conditions.

Oscillators Feature Summary

• Integrates enable/disable functionality for efficient power management
• Utilizes LVCMOS output interface for digital compatibility
• Features a compact 4-SMD no-lead surface mount package

Oscillators Applications

• Portable electronic devices requiring low power consumption
• Digital signal processing circuits
• Communication equipment clock sources

Oscillators Procurement Notes

Verify the specific suffix OE against the manufacturer's current datasheet to confirm pinout and electrical characteristics match the design requirements. Ensure the 1.8V supply voltage aligns with the target system logic levels. Confirm RoHS compliance status if environmental regulations apply to the final assembly. Check MSL handling procedures during storage and reflow soldering processes.

Oscillators Selection Notes

Select this component when a precise 19.43084 MHz reference is required in space-constrained designs. The 1.8V operation makes it suitable for modern low-voltage digital systems. The enable feature allows for dynamic power saving in battery-operated applications. Consider the small footprint for high-density PCB layouts.

Oscillators Part Context

This oscillator belongs to the QHTF series from Mercury Electronic, a manufacturer specializing in quartz crystals and frequency control products since 1973. The company is recognized as a pioneer in Taiwan's crystal industry. This series typically offers standard XO solutions with various frequency options and package sizes for diverse electronic applications.

Oscillators Replacement Considerations

Direct substitutes include other 19.43084 MHz LVCMOS oscillators in 4-SMD packages with 1.8V supply and enable pins. Verify equivalent frequency tolerance and load capacitance specifications before substitution.