18QHTF21-20.155-OE

Oscillators Overview

The 18QHTF21-20.155-OE is a standard crystal oscillator manufactured by Mercury Electronics Ind. Co. Ltd. It operates at a frequency of 20.155 MHz and utilizes LVCMOS output logic levels. The device supports a supply voltage of 1.8V and includes an enable/disable control function for power management. It is housed in a compact 4-SMD, No Lead package with dimensions of 2.0x1.6mm, suitable for surface-mount applications.

Oscillators Feature Summary

• Supports LVCMOS output logic levels for digital interface compatibility
• Includes enable/disable pin functionality for power control
• Compact 4-SMD no-lead surface mount package design

Oscillators Applications

• Digital signal processing circuits
• Communication equipment clock sources
• Embedded system timing references

Oscillators Procurement Notes

Verify the specific suffix OE against official datasheets to confirm enable/disable functionality and electrical parameters. Ensure the 1.8V supply requirement aligns with target circuit designs. Confirm package dimensions match PCB footprint requirements before procurement.

Oscillators Selection Notes

Select this component when a low-voltage 1.8V operation is required alongside precise 20.155 MHz timing. The enable feature allows for dynamic power management in battery-operated devices. Consider the small 2.0x1.6mm footprint for space-constrained layouts.

Oscillators Part Context

Mercury Electronic Ind. Co., Ltd. is a quartz crystal manufacturer established in Taiwan with decades of experience in frequency control products. The company specializes in oscillators and crystals, positioning itself as a pioneer in the regional quartz industry sector.

Oscillators Replacement Considerations

Check for identical frequency and voltage specifications. Verify package compatibility. Suffix variations may indicate different enable states or tolerances; consult official substitution lists.