18QHTF21-18.280-OE

Oscillators Overview

The 18QHTF21-18.280-OE is a standard crystal oscillator manufactured by Mercury Electronics Ind. Co. Ltd. It operates at a frequency of 18.28 MHz and utilizes LVCMOS output logic levels. The device features an integrated enable and disable control function, allowing for power management in applications requiring intermittent operation. It is housed in a compact 4-SMD, no-lead package, suitable for surface-mount assembly processes.

Oscillators Feature Summary

• LVCMOS output interface
• Enable/Disable control functionality
• Standard crystal oscillator design

Oscillators Applications

• Timing and clock signal generation
• Electronic device synchronization
• Embedded system clock sources

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 specifications. Ensure the supply voltage matches the 1.8V requirement indicated for this series to guarantee proper operation of the enable/disable feature.

Oscillators Selection Notes

Select this component when a precise 18.28 MHz clock source is required with low-power standby capabilities via the enable pin. Consider the LVCMOS compatibility with downstream digital logic inputs. Evaluate the thermal performance and stability needs of the application to ensure the standard oscillator grade meets the operational environment constraints.

Oscillators Part Context

This part belongs to the 18QHTF21 series of crystal oscillators from Mercury Electronics. The series typically offers various frequency options within a standardized small outline package. The manufacturer specializes in frequency control products, providing components for timing applications across consumer and industrial electronics sectors.

Oscillators Replacement Considerations

Direct substitutes must match the 18.28 MHz frequency, LVCMOS output type, 1.8V operating voltage, and 4-SMD no-lead package. Verify pinout compatibility and electrical characteristics such as rise/fall times and duty cycle to ensure seamless integration without circuit modification.