18QHTF21-28.57953-OE

Oscillators Overview

The 18QHTF21-28.57953-OE is a crystal oscillator (XO) manufactured by Mercury Electronics Ind. Co. Ltd. It operates at a nominal frequency of 28.57953 MHz with LVCMOS output logic. The device supports a supply voltage of 1.8V and features an enable/disable control function. It is housed in a 4-SMD, No Lead package. The component is designed for standard applications requiring precise timing signals within the specified electrical parameters.

Oscillators Feature Summary

• Supports Enable/Disable control functionality for power management
• Provides LVCMOS output logic levels
• Utilizes a compact 4-SMD, No Lead surface mount package

Oscillators Applications

• General purpose digital timing circuits
• Embedded systems requiring clock synchronization
• Consumer electronics with low voltage requirements

Oscillators Procurement Notes

Verify the specific ordering suffix OE against the manufacturer's current datasheet to ensure compatibility with required frequency tolerance and load capacitance specifications. Confirm that the 1.8V supply voltage aligns with the target system design before procurement. Cross-reference the package dimensions with PCB footprint libraries to guarantee mechanical fit during assembly processes.

Oscillators Selection Notes

Select this component when a 28.57953 MHz clock signal is required with LVCMOS interface compatibility. Ensure the application environment supports the standard operating temperature range associated with this series. Consider the enable/disable feature if dynamic power management is necessary for the specific circuit design constraints.

Oscillators Part Context

This part belongs to the 18QHTF21 series from Mercury Electronics, which focuses on low-voltage crystal oscillators. The series typically offers various frequency options within a standardized small outline package format. These components are engineered for high stability and reliability in consumer and industrial electronic devices requiring precise clock generation.

Oscillators Replacement Considerations

Direct substitutes include other 18QHTF21 variants with identical pinout and voltage specifications but different frequencies, such as 18QHTF21-15.300-OE or 18QHTF21-44.200-OE, provided the frequency difference is acceptable for the application.