18QHTF21-19.300-PD

Oscillators Overview

The 18QHTF21-19.300-PD is a standard crystal oscillator manufactured by Mercury Electronics Ind. Co. Ltd. It operates at a frequency of 19.3 MHz and utilizes LVCMOS output logic levels. The device requires a supply voltage of 1.8V and features a power-down function for standby control. It is housed in a compact 4-SMD, No Lead package with dimensions of 2.0x1.6 mm.

Oscillators Feature Summary

• LVCMOS output interface
• Power-down enable/disable functionality
• Compact surface-mount package

Oscillators Applications

• General electronic timing circuits
• Digital signal processing systems
• Communication equipment clock sources

Oscillators 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 no-lead footprint matches your PCB layout constraints to guarantee proper soldering and mechanical stability during assembly.

Oscillators Selection Notes

Select this component when a low-voltage, small-form-factor oscillator is required for precise timing applications. Consider the LVCMOS compatibility with downstream digital logic. Evaluate the power consumption benefits of the standby mode if energy efficiency is a priority in the target application environment.

Oscillators Part Context

This part belongs to the 18QHTF21 series of crystal oscillators from Mercury Electronics. The series offers various frequency options within a standardized 2.0x1.6 mm package. The manufacturer specializes in quartz crystal products, providing reliable frequency control solutions for industrial and consumer electronics markets.

Oscillators Replacement Considerations

Direct substitutes must match the 19.3 MHz frequency, 1.8V supply, LVCMOS output, and 4-SMD 2.0x1.6mm footprint. Verify pinout compatibility and electrical specifications before swapping.