18QHTF21-19.980-PD

Oscillators Overview

The 18QHTF21-19.980-PD is a crystal oscillator manufactured by Mercury Electronic Ind., Co., Ltd. It operates at a frequency of 19.980 MHz and utilizes LVCMOS output logic levels. The device supports a supply voltage of 1.8V and includes a standby or power-down function for energy management. It is housed in a compact 4-SMD, No Lead package suitable for surface-mount applications.

Oscillators Feature Summary

• Supports low-voltage operation with 1.8V supply
• Integrates standby mode for power reduction
• Provides standard LVCMOS signal output

Oscillators Applications

• Digital clock generation in embedded systems
• Timing reference for microcontrollers
• Data communication interface synchronization

Oscillators Procurement Notes

Verify the specific datasheet for the 18QHTF21-19.980-PD to confirm electrical characteristics and mechanical dimensions. Ensure compatibility with the target circuit's voltage requirements and load conditions before integration.

Oscillators Selection Notes

Select this component when a precise 19.980 MHz timing source is required in space-constrained designs. Consider the 1.8V operating range and standby capabilities for power-sensitive applications requiring reliable clock signals.

Oscillators Part Context

This part belongs to the 18QHTF21 series of crystal oscillators from Mercury Electronic. The series offers various frequencies in a small SMD footprint, designed for modern electronic devices needing stable clock references with low power consumption.

Oscillators Replacement Considerations

Consult official substitution lists for compatible alternatives. Verify pinout and electrical specifications match before replacing.