STDCRG2-24.576M

Overview

The STDCRG2-24.576M is a 24.576 MHz fundamental mode crystal resonator manufactured by NDK (NIHON DEMPA KOGYO CO., LTD). It features a frequency stability of ±20ppm and a load capacitance of 8pF. The component has an equivalent series resistance (ESR) of 50 Ohms and utilizes a 4-SMD, no lead package with dimensions of 3.20mm x 2.50mm x 0.90mm maximum height. It operates within a temperature range of -40°C to +85°C and is RoHS compliant.

Feature Summary

• Fundamental oscillation mode for stable frequency generation
• Compact surface-mount design suitable for space-constrained PCBs
• Wide operating temperature range for industrial environments

Applications

• Clock sources for microcontrollers and digital signal processors
• Communication interface circuits requiring precise timing
• Industrial control systems operating in wide temperature ranges

Procurement Notes

Verify the specific package height variant, as datasheets may list 0.60mm or 0.90mm options for this series. Confirm the exact frequency tolerance requirement matches the ±20ppm specification. Ensure the load capacitance aligns with the target oscillator circuit design. Check for RoHS compliance status if required by project specifications.

Selection Notes

Select this component when a 24.576 MHz reference is needed with moderate stability requirements. The 4-SMD footprint offers a balance between size and manufacturability. Consider the ESR value for oscillator circuit compatibility. Evaluate thermal performance if the application exceeds standard commercial temperature limits.

Part Context

This part belongs to NDK's SMD crystal resonator portfolio, designed for general-purpose electronic applications. NDK manufactures these components using synthetic quartz crystals, ensuring consistent quality and reliability. The series supports various frequencies and packages to meet diverse industry standards.

Replacement Considerations

Direct substitutes include other 24.576 MHz crystals with identical 4-SMD (3.2x2.5) footprints, 8pF load capacitance, and similar ESR values. Verify mechanical height constraints before substitution. Cross-reference manufacturer-specific mounting recommendations.