SXT1149DC38-25.000M

Crystals Overview

The SXT1149DC38-25.000M is a surface-mount quartz crystal resonator manufactured by Suntsu Electronics, Inc. It operates at a fundamental frequency of 25.000 MHz with a standard load capacitance of 9 pF. The component exhibits a frequency tolerance of ±20 ppm and a stability of ±25 ppm. It features an equivalent series resistance (ESR) of 150 Ohms and functions within an operating temperature range of -30°C to +85°C. The device utilizes a 4-SMD, No Lead package configuration.

Crystals Feature Summary

• Surface-mount design for automated assembly
• High frequency stability for precision timing
• Wide industrial temperature operation capability

Crystals Applications

• Precision timing circuits
• Microcontroller clock sources
• Communication equipment oscillators

Crystals Procurement Notes

Verify the specific suffix DC38 against the official datasheet to confirm the exact load capacitance and ESR specifications. Ensure the required frequency tolerance aligns with system requirements. Confirm the operating temperature range meets environmental constraints. Cross-reference the package dimensions with PCB footprint libraries before finalizing procurement decisions.

Crystals Selection Notes

Select this component when a 25 MHz reference signal is required in space-constrained designs. Consider the 150 Ohm ESR value for oscillator circuit compatibility. Evaluate the ±20 ppm tolerance against system jitter requirements. Verify that the 4-SMD form factor fits the available board real estate and manufacturing capabilities.

Crystals Part Context

This part belongs to the SXT1149 series of surface-mount crystals from Suntsu Electronics. The series offers various frequencies and packages. This specific model provides a common 25 MHz frequency point suitable for digital systems requiring stable clock references in compact electronic assemblies.

Crystals Replacement Considerations

Direct substitutes include other 25 MHz crystals with identical 4-SMD footprints, 9 pF load capacitance, and similar ESR values. Verify pinout compatibility and thermal characteristics before substitution.