18QHTF21-27.710-OE

Oscillators Overview

The 18QHTF21-27.710-OE is a standard crystal oscillator (XO) manufactured by Mercury Electronics Ind. Co. Ltd. It operates at a nominal frequency of 27.71 MHz and utilizes LVCMOS output logic. The device is designed for low-voltage applications, requiring a 1.8V supply voltage. It features integrated enable and disable functionality to manage power consumption effectively. The component is housed in a compact 4-SMD, No Lead package, suitable for surface-mount assembly in space-constrained electronic designs.

Oscillators Feature Summary

• LVCMOS output interface for digital signal compatibility
• Integrated enable and disable control function
• Low voltage operation at 1.8V supply
• Compact surface-mount package design

Oscillators Applications

• Consumer electronics timing circuits
• Portable device clock generation
• Embedded system synchronization
• Communication module frequency reference

Oscillators Procurement Notes

Verify the specific frequency tolerance and load capacitance requirements against your circuit design before procurement. Ensure the 1.8V supply rail stability meets the oscillator's operational specifications. Confirm that the PCB layout supports the 4-SMD no-lead package dimensions to guarantee reliable soldering and thermal performance during assembly processes.

Oscillators Selection Notes

Select this component when a precise 27.71 MHz reference is required with minimal power consumption. The enable/disable feature makes it suitable for battery-operated devices where power management is critical. Consider the LVCMOS output compatibility with downstream digital logic levels. Evaluate the 1.8V operating voltage against available power rails in the target application environment.

Oscillators Part Context

Mercury Electronics Ind. Co. Ltd specializes in frequency control products, including quartz crystals and oscillators. The 18QHTF21 series represents their line of low-profile surface-mount oscillators. This specific model falls within their standard XO portfolio, offering reliable timing solutions for modern electronic applications requiring small form factors and efficient power usage.

Oscillators Replacement Considerations

Direct substitutes must match the 27.71 MHz frequency, 1.8V supply, LVCMOS output, and 4-SMD no-lead package. Verify pinout compatibility and electrical characteristics such as current consumption and phase noise if specified in original design documents.