18QHTF21-33.178-OE

Oscillators Overview

The 18QHTF21-33.178-OE is a standard crystal oscillator manufactured by Mercury Electronics Ind. Co. Ltd. It operates at a nominal frequency of 33.178 MHz and utilizes LVCMOS output logic levels. The device supports an enable/disable control function and is powered by a 1.8V supply voltage. It is housed in a compact 4-SMD, No Lead surface-mount package designed for automated assembly processes.

Oscillators Feature Summary

• Supports active enable and disable control functionality
• Delivers standard LVCMOS output signal integrity
• Utilizes leadless SMD package for space-constrained designs

Oscillators Applications

• General purpose clock generation in embedded systems
• Timing reference for digital logic circuits
• Communication interface synchronization modules

Oscillators Procurement Notes

Verify the specific frequency tolerance and operating temperature range against the official datasheet before integration. Confirm that the 1.8V supply requirement aligns with your system power architecture. Ensure the 4-SMD no-lead footprint matches your PCB layout constraints to prevent soldering defects during reflow processes.

Oscillators Selection Notes

Select this component when a low-voltage 1.8V operation is required alongside precise timing needs. The enable/disable feature allows for power management strategies in battery-operated devices. Consider the small form factor if board real estate is limited compared to larger oscillator packages.

Oscillators Part Context

This model belongs to the 18QHTF series of surface-mount oscillators from Mercury Electronics. The series typically offers various frequency options within a standardized footprint. The manufacturer specializes in quartz-based frequency control products with extensive industry experience.

Oscillators Replacement Considerations

Direct substitutes include other 33.178 MHz LVCMOS oscillators in 4-SMD no-lead packages from compatible manufacturers. Verify pin compatibility and electrical specifications before swapping. Cross-reference with similar Mercury part numbers like the 18QHTF21-6.76438-OE for different frequencies.