18QHTF21-14.08919-OE

Oscillators Overview

The 18QHTF21-14.08919-OE is a standard crystal oscillator (XO) manufactured by Mercury Electronics Ind. Co., Ltd. It operates at a fixed frequency of 14.08919 MHz and utilizes LVCMOS output logic. 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 5.0mm x 3.2mm. This component is designed for timing applications requiring precise clock signals within the specified operating temperature range.

Oscillators Feature Summary

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

Oscillators Applications

• General purpose clock generation in embedded systems
• Timing reference for microcontrollers and processors
• Data communication interfaces requiring stable clock sources

Oscillators Procurement Notes

Verify the exact frequency tolerance and load capacitance requirements against your circuit design before procurement. Confirm that the 1.8V supply voltage aligns with your system's power rails. Ensure the 4-SMD package footprint matches your PCB layout constraints. Check the datasheet for specific operating temperature ranges to guarantee reliability under your environmental conditions.

Oscillators Selection Notes

Select this oscillator when a 14.08919 MHz clock signal is required with low power consumption due to the 1.8V operation. The LVCMOS output is suitable for standard digital logic levels. Consider the enable feature if power saving during idle states is necessary. The small form factor makes it ideal for space-constrained designs compared to larger through-hole or older SMD packages.

Oscillators Part Context

This part belongs to the 18QHTF21 series from Mercury Electronics, which offers various frequencies in a standardized 5.0x3.2mm package. The series typically provides standard XO performance with LVCMOS outputs. Mercury Electronics is a established supplier of frequency control products, including crystals and oscillators, with a focus on reliable timing solutions for electronic devices.

Oscillators Replacement Considerations

Direct replacements must match the 14.08919 MHz frequency, 1.8V supply, LVCMOS output, and 4-SMD package. Verify electrical parameters such as jitter and phase noise if critical. Ensure the replacement part supports the same enable/disable functionality. Cross-reference with other manufacturers offering identical specifications in the same footprint.