18QHTF21-19.611648-PD

Oscillators Overview

The 18QHTF21-19.611648-PD is a standard crystal oscillator manufactured by Mercury Electronic Ind. Co. Ltd. It operates at a frequency of 19.611648 MHz and utilizes an LVCMOS output signal format. The device supports a supply voltage of 1.8V and includes a standby power-down function for energy management. It is housed in a compact 4-SMD, No Lead package, suitable for surface-mount applications requiring precise timing signals.

Oscillators Feature Summary

• LVCMOS output interface
• Standby power-down capability
• Compact SMD package

Oscillators Applications

• Digital signal processing systems
• Communication equipment timing
• Embedded control circuits

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 footprint matches your PCB layout constraints. Check for any specific RoHS compliance documentation if required for your region.

Oscillators Selection Notes

Select this component when a stable 19.611648 MHz clock source is needed with low power consumption features. The LVCMOS output is compatible with standard logic families. Consider the standby feature if power efficiency during idle states is critical. Verify environmental operating ranges against application conditions.

Oscillators Part Context

This part belongs to the 18QHTF21 series of oscillators from Mercury Electronics. The series offers various frequencies with consistent LVCMOS outputs and 1.8V operation. The 'PD' suffix typically indicates a specific packaging or handling variant, though functional specifications remain aligned with the base model characteristics.

Oscillators Replacement Considerations

Direct substitutes must match the 19.611648 MHz frequency, LVCMOS output type, 1.8V supply, and 4-SMD package. Verify pinout compatibility and electrical parameters such as jitter and stability before swapping.