18QHTF21-20.469722-OE

Oscillators Overview

The 18QHTF21-20.469722-OE is a surface-mount crystal oscillator manufactured by Mercury Electronics Ind. Co. Ltd. It operates at a frequency of 20.469722 MHz with LVCMOS output levels and supports a supply voltage of 1.8V. The device features an enable/disable control function and offers a frequency stability of ±50ppm. It is designed for operation within a temperature range of -40°C to 85°C, drawing a maximum current of 22mA. The component utilizes a compact 4-SMD, No Lead package suitable for automated assembly.

Oscillators Feature Summary

• Integrated enable and disable functionality for power management
• Compact 4-SMD no-lead surface mount package design
• LVCMOS output signal compatibility

Oscillators Applications

• Digital communication systems requiring precise clock signals
• Embedded microcontroller clock sources
• Data acquisition equipment timing references

Oscillators Procurement Notes

Verify the specific suffix (OE) against official Mercury Electronics documentation to confirm exact electrical tolerances and pinout configurations. Ensure that the required operating temperature range and supply voltage align with system constraints before finalizing procurement orders.

Oscillators Selection Notes

Select this model when a low-profile surface-mount oscillator with enable control is required. Consider the ±50ppm stability specification relative to system jitter requirements. Verify that the 1.8V supply voltage matches the target logic level and that the 22mA current draw fits within available power budgets.

Oscillators Part Context

This component belongs to the 18QHTF21 series of high-frequency crystal oscillators from Mercury Electronics. The series is characterized by small form factors and standardized LVCMOS outputs, catering to modern electronics needing reliable timing in space-constrained designs.

Oscillators Replacement Considerations

Cross-reference part numbers such as 18QHTF21-20.469722-PD for potential variants. Confirm pin compatibility and electrical specifications with the manufacturer before substitution.