QTM252-51.625MBE-T

Overview

The QTM252-51.625MBE-T is a standard clock oscillator manufactured by QST Products, LLC. It features a quartz ceramic construction with a nominal frequency of 51.625 MHz. The device operates on a 3.3V supply and utilizes CMOS output logic. It provides a frequency stability of +/-50 ppm across an operating temperature range of -40°C to +85°C. The component is housed in a compact 2.5x2.0 mm surface-mount package.

Feature Summary

• Quartz ceramic construction for stable timing
• CMOS output interface
• Compact 2.5x2.0 mm SMD footprint

Applications

• Real-time clock circuits
• Low-power digital systems
• Mobile device timing applications

Procurement Notes

Verify the specific manufacturer designation, as this part number appears in listings associated with both TXC Corporation and QST Products. Confirm the exact operating temperature range and voltage specifications against the official datasheet prior to integration. Ensure the package dimensions match the design requirements.

Selection Notes

Select this component for applications requiring a precise 51.625 MHz reference signal within a constrained board area. The 3.3V CMOS output is compatible with standard digital logic families. Consider the +/-50 ppm stability requirement relative to system timing tolerance needs.

Part Context

This oscillator belongs to the QTM252 series, which includes various frequencies such as 22.5792 MHz, 106.250 MHz, and 32.768 MHz. The series is characterized by small surface-mount packages and low power consumption suitable for portable electronics.

Replacement Considerations

Direct substitutes include other QTM252 series variants with different frequencies if the electrical parameters align. Cross-reference with similar 2.5x2.0 mm CMOS oscillators from manufacturers like Epson or NDK if availability is restricted.