18QHTF21-4.300-OE

Oscillators Overview

The 18QHTF21-4.300-OE is a standard crystal oscillator manufactured by Mercury Electronics Ind. Co. Ltd. It operates at a frequency of 4.3 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 suitable for surface-mount applications.

Oscillators Feature Summary

• LVCMOS output interface
• Enable/Disable control pin
• Compact SMD form factor

Oscillators Applications

• General purpose timing circuits
• Embedded system clock sources
• Consumer electronics timing references

Oscillators Procurement Notes

Verify the specific frequency tolerance and load capacitance requirements against your circuit design before procurement. Ensure the 1.8V supply voltage aligns with your system's power rails. Confirm that the enable/disable functionality is integrated into your control logic to manage power consumption effectively during idle states.

Oscillators Selection Notes

Select this component when a low-voltage 1.8V operation is required alongside precise 4.3 MHz timing. The LVCMOS output ensures compatibility with standard digital logic families. Consider the small footprint if board space is limited. Verify that the enable feature meets your power-down requirements compared to always-on alternatives.

Oscillators Part Context

This part belongs to the 18QHTF21 series of crystal oscillators from Mercury Electronic. The series offers various frequencies within a small SMD package. Mercury Electronic is a established supplier of frequency control products including quartz crystals and oscillators, providing standardized timing solutions for electronic manufacturing.

Oscillators Replacement Considerations

Check datasheets for compatible parts like 18QHTF21-4.296-OE or 18QHTF21-6.300-OE if frequency adjustments are permissible. Ensure any substitute maintains the 1.8V supply and LVCMOS output characteristics. Verify package compatibility for direct replacement without PCB layout changes.