18QHTF21-33.554432-OE

Oscillators Overview

The 18QHTF21-33.554432-OE is a standard crystal oscillator (XO) manufactured by Mercury Electronics Ind. Co. Ltd. It operates at a fixed frequency of 33.554432 MHz with an LVCMOS output logic level. The device requires a 1.8V supply voltage and features an enable/disable control function. It is housed in a compact 4-SMD, No Lead package suitable for surface-mount applications.

Oscillators Feature Summary

• LVCMOS output interface for digital signal compatibility
• Low-voltage 1.8V operation for power efficiency
• Enable/Disable control pin for power management
• Compact 4-SMD no-lead surface mount package

Oscillators Applications

• Clock signal generation in low-power embedded systems
• Timing reference for microcontrollers and processors
• Digital communication interfaces requiring precise clocking
• Portable electronic devices with battery constraints

Oscillators Procurement Notes

Verify the manufacturer part number matches exactly: 18QHTF21-33.554432-OE. Confirm the supply voltage is 1.8V and the frequency is 33.554432 MHz. Ensure the package type is 4-SMD No Lead. Check for RoHS compliance if required by your design specifications.

Oscillators Selection Notes

Select this component when a precise 33.554432 MHz clock source is needed with low voltage operation. The LVCMOS output is suitable for standard digital logic families. Consider the enable/disable feature if power conservation during idle states is critical for the application.

Oscillators Part Context

This oscillator belongs to the 18QHTF21 series from Mercury Electronics, designed for low-voltage applications. The series offers various frequencies and typically features small form factors. Mercury Electronics is a specialized manufacturer of frequency control products with a long history in quartz crystal technology.

Oscillators Replacement Considerations

Direct substitutes must match the 33.554432 MHz frequency, 1.8V supply, LVCMOS output, and 4-SMD No Lead package. Verify electrical parameters such as frequency stability and phase noise against the original datasheet before substitution.