18QHTF21-28.45056-OE

Oscillators Overview

The 18QHTF21-28.45056-OE is a crystal oscillator manufactured by Mercury Electronics Ind. Co. Ltd. It operates at a frequency of 28.45056 MHz and utilizes LVCMOS output logic. The device supports a supply voltage range typically associated with its series, featuring an enable/disable control function. It is housed in a compact 4-SMD, No Lead package, designed for surface-mount applications requiring precise timing signals.

Oscillators Feature Summary

• Provides stable clock signal generation via LVCMOS output interface
• Includes hardware enable/disable functionality for power management
• Utilizes a leadless SMD package for automated surface-mount assembly

Oscillators Applications

• Timing and clock signal generation in electronic devices
• Digital circuit synchronization systems
• Communication equipment requiring precise frequency references

Oscillators Procurement Notes

Verify the specific operating voltage and load capacitance requirements against your system design before procurement. Confirm that the LVCMOS output levels are compatible with the receiving logic inputs. Ensure the PCB footprint matches the 4-SMD No Lead package dimensions to prevent assembly errors during manufacturing.

Oscillators Selection Notes

Select this component when a fixed frequency of 28.45056 MHz is required with low-cost surface-mount integration. Consider the enable pin feature if dynamic power saving is necessary. Evaluate the package size constraints against available board space. Verify temperature stability requirements against the standard commercial grade specifications provided in the datasheet.

Oscillators Part Context

This part belongs to the 18QHTF21 series of crystal oscillators from Mercury Electronics. The series offers various frequencies with standardized packaging. Mercury Electronic Ind. Co., Ltd. is a Taiwan-based manufacturer specializing in quartz crystals and timing components, established as a pioneer in the regional frequency-control industry since 1973.

Oscillators Replacement Considerations

Direct substitutes include other 28.45056 MHz LVCMOS oscillators in 4-SMD packages. Verify pinout compatibility and electrical parameters such as current consumption and rise/fall times. Cross-reference with similar Mercury models like the 18QHTF21-37.200-OE for form-factor consistency, though frequency differs.