3QHM572C1.0-28.750

Oscillators Overview

The 3QHM572C1.0-28.750 is a spread spectrum crystal oscillator (SSXO) manufactured by Mercury Electronics Ind. Co. Ltd. It operates at a center frequency of 28.75 MHz with a CMOS output interface and supports a 3.3V supply voltage. The device features low electromagnetic interference (EMI) characteristics, achieving approximately 20 dB reduction in system-level EMI through center or down-spread modulation. It utilizes a 4-pad ceramic surface-mount package measuring 7.0 x 5.0 x 1.4 mm. The unit includes enable/disable functionality and complies with RoHS standards.

Oscillators Feature Summary

• Reduces system-level electromagnetic interference by approximately 20 dB
• Enables direct replacement for traditional crystal oscillators without PCB layout redesign
• Supports center spread or down-spread frequency modulation modes

Oscillators Applications

• Electronic systems requiring low EMI signal generation
• Direct replacement for standard crystal oscillators in existing designs
• Applications utilizing CMOS-compatible clock inputs

Oscillators Procurement Notes

Verify the specific part number against official manufacturer documentation to confirm electrical parameters and pinout configuration. Ensure compatibility with the target system's voltage requirements and form factor constraints. Cross-reference datasheet specifications for operating temperature ranges and load conditions prior to integration.

Oscillators Selection Notes

Select this component when significant EMI reduction is required without altering the physical board layout. It serves as a drop-in alternative to conventional oscillators, maintaining the same footprint while offering enhanced spectral performance. Consider its CMOS output level and 3.3V operation when matching driver circuits.

Oscillators Part Context

This model belongs to the QuikXO series of spread spectrum oscillators designed for noise-sensitive applications. It integrates frequency modulation capabilities directly into the oscillator structure, eliminating the need for external jitter generators or complex filtering solutions typically associated with EMI mitigation strategies.

Oscillators Replacement Considerations

Publicly confirmed substitute part numbers are not available in the provided source material. Verify mechanical dimensions and electrical specifications against any potential alternatives to ensure functional equivalence.