18QHTF21-20.950-PD

Oscillators Overview

The 18QHTF21-20.950-PD is a crystal oscillator (XO) manufactured by Mercury Electronics Ind. Co. Ltd. It operates at a frequency of 20.95 MHz and utilizes LVCMOS output logic levels. The device supports 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

• LVCMOS output interface
• Standby mode support
• Surface mount packaging

Oscillators Applications

• General clock signal generation
• Low voltage digital circuits
• Embedded systems requiring stable timing

Oscillators Procurement Notes

Verify the specific frequency tolerance and load capacitance requirements against the target circuit design before procurement. Confirm that the 4-SMD no lead package dimensions align with the PCB footprint. Ensure supply chain sources are authorized to guarantee component authenticity and datasheet accuracy.

Oscillators Selection Notes

Select this component when a precise 20.95 MHz clock source is required with low voltage compatibility. Consider the LVCMOS output swing limits relative to the receiving input thresholds. Evaluate the thermal performance and stability needs within the intended operating environment.

Oscillators Part Context

Mercury Electronics Ind. Co. Ltd specializes in frequency control products, including quartz crystals and oscillators. This model belongs to their standard XO series, designed for reliable timing solutions in consumer and industrial electronics.

Oscillators Replacement Considerations

Cross-reference with other 20.95 MHz LVCMOS oscillators in 4-SMD packages from compatible manufacturers. Verify pinout compatibility and electrical parameter equivalence before substitution.