QMQF326D25-2.0A-19.400

Oscillators Overview

The QMQF326D25-2.0A-19.400 is a Temperature Compensated Crystal Oscillator (TCXO) manufactured by Mercury Electronics Ind. Co. Ltd. It operates at a nominal frequency of 19.4 MHz with a frequency stability of ±2.0 ppm over the specified temperature range. The device utilizes a 2.5V supply voltage and features an LVDS output mode, supporting high-speed digital interfaces. It is housed in a compact SMD package with 6 pads, designed for surface-mount assembly. The component is engineered to provide precise timing signals for applications requiring low phase jitter and stable clock performance under varying thermal conditions.

Oscillators Feature Summary

• Provides temperature-compensated crystal oscillation for stable frequency generation
• Features LVDS differential output interface for high-speed signal integrity
• Operates on a single 2.5V power supply with low current consumption
• Housed in a miniature 6-pad surface-mount ceramic package

Oscillators Applications

• Multimedia systems requiring precise clock synchronization
• Ethernet network infrastructure equipment
• General-purpose networking devices and routers

Oscillators Procurement Notes

Verify the specific suffix codes against official datasheets to ensure compatibility with required frequency tolerance and output logic levels. Confirm that the 2.5V supply voltage aligns with system power rails. Check for any alternative pinout configurations or packaging variations within the same series before finalizing procurement specifications.

Oscillators Selection Notes

Select this component when a stable 19.4 MHz reference clock is needed with LVDS outputs. Ensure the operating temperature range meets environmental requirements. Compare phase jitter specifications against other TCXO options if signal purity is critical. Verify that the physical footprint matches the PCB layout constraints for the 6-pad SMD package.

Oscillators Part Context

This model belongs to the MQF326/VMQF326 family of miniature TCXOs and VCTCXOs from Mercury Electronics. These components are designed for flexibility in custom frequency generation and offer competitive phase jitter performance. The series supports various output types including CMOS, LVPECL, and LVDS, catering to diverse high-frequency application needs.

Oscillators Replacement Considerations

Direct substitutes may include other models within the MQF326 series with matching frequency and output logic. Verify electrical parameters such as supply voltage and stability before substitution. Consult manufacturer cross-reference lists for confirmed equivalent part numbers.