QMQF576P33-2.5B-14.740

Oscillators Overview

The QMQF576P33-2.5B-14.740 is a temperature-compensated crystal oscillator (TCXO) manufactured by Mercury Electronics Ind. Co. Ltd. It operates at a nominal frequency of 14.740 MHz with a frequency stability of ±2.5 ppm across the operating temperature range of -30°C to +85°C. The device utilizes a 3.3V supply voltage and draws a typical current of 35mA. It features an LVPECL output mode and is housed in a compact 6-SMD, No Lead package measuring 7.0mm x 5.0mm x 2.6mm.

Oscillators Feature Summary

• Temperature compensation ensures stable frequency performance across wide thermal variations
• Low phase noise LVPECL output interface for high-speed digital applications
• Compact surface-mount design suitable for space-constrained PCB layouts

Oscillators Applications

• High-speed serial communication interfaces requiring precise clocking
• Network equipment and data transmission systems
• Test and measurement instrumentation

Oscillators Procurement Notes

Verify the specific suffix codes against the manufacturer's official datasheet to ensure compatibility with required voltage levels and output configurations. Confirm that the 6-SMD no-lead package dimensions align with your board's footprint specifications before finalizing procurement orders.

Oscillators Selection Notes

Select this component when a stable 14.740 MHz reference is needed with tight tolerance requirements. Ensure the system power supply supports the 3.3V requirement and that the LVPECL output logic levels are compatible with the receiving circuitry to avoid signal integrity issues.

Oscillators Part Context

This part belongs to the QuikXO TCXO series from Mercury Electronics, designed for applications demanding high frequency stability in a small form factor. The QMQF576 family offers various frequency options within the same physical package, allowing for design flexibility while maintaining consistent thermal performance characteristics.

Oscillators Replacement Considerations

Direct substitutes include other Mercury QMQF576 series variants such as QMQF576P33-2.5B-11.000 or QMQF576P33-2.5B-13.225625 if different frequencies are acceptable. Verify pinout compatibility and electrical parameters before substitution.

Oscillators FAQ

What is the frequency stability specification?

The frequency stability is specified as ±2.5 ppm over the operating temperature range of -30°C to +85°C.

What is the recommended supply voltage?

The device requires a 3.3V supply voltage for proper operation.