18QHTF21-3.14572-OE

Oscillators Overview

The 18QHTF21-3.14572-OE is a standard crystal oscillator manufactured by Mercury Electronic Ind. Co., Ltd. It operates at a frequency of 3.14572 MHz and utilizes LVCMOS output logic. The device supports a supply voltage of 1.8V and includes an enable/disable control function. It is housed in a compact 4-SMD, No Lead package, designed for surface-mount applications requiring precise timing signals.

Oscillators Feature Summary

• LVCMOS output logic for digital interface compatibility
• Integrated enable/disable control functionality
• Compact 4-SMD no-lead surface mount package

Oscillators Applications

• General clock signal generation
• Digital circuit timing references
• Embedded system clock sources

Oscillators Procurement Notes

Verify the specific frequency suffix matches the required 3.14572 MHz specification. Confirm the 1.8V supply voltage requirement aligns with the target circuit design. Ensure the 4-SMD package footprint is compatible with the PCB layout. Check for any specific enable pin configuration requirements in the schematic.

Oscillators Selection Notes

Select this component when a low-voltage 1.8V operation is required alongside LVCMOS outputs. The enable/disable feature allows for power management in battery-operated devices. The small form factor suits space-constrained designs. Verify temperature range specifications against environmental operating conditions before final selection.

Oscillators Part Context

This part belongs to the 18QHTF21 series of standard crystal oscillators from Mercury Electronic. The series offers various frequencies and voltage options. Mercury Electronic is a Taiwan-based manufacturer specializing in quartz crystals and timing components, established since 1973.

Oscillators Replacement Considerations

Direct substitutes include other 18QHTF21 variants with matching 3.14572 MHz frequency and 1.8V supply. Cross-reference with other manufacturers offering 4-SMD LVCMOS oscillators at 1.8V, ensuring identical pinout and electrical characteristics.