STDMUA9-32.768K

Overview

The STDMUA9-32.768K is a surface-mount crystal unit manufactured by NDK, designed for precise timing applications requiring a nominal frequency of 32.768 kHz. This component utilizes a tuning fork resonator structure optimized for low power consumption and high stability in compact electronic devices. The device is housed in an ultra-small SMD package, facilitating automated assembly processes while maintaining reliable performance across specified temperature ranges. It serves as a critical clock source for real-time clocks and microcontrollers.

Feature Summary

• Ultra-small surface-mount package design for space-constrained applications
• Optimized low-power consumption characteristics suitable for battery-operated devices
• High frequency stability ensuring accurate timekeeping functions

Applications

• Real-time clock circuits in portable electronics
• Microcontroller system clock sources
• Wearable technology timing modules

Procurement Notes

Verify the specific load capacitance requirements against your circuit design to ensure oscillation stability. Confirm that the operating temperature range meets your application's environmental specifications. Check for any specific handling precautions related to the surface-mount package during assembly. Ensure compatibility with your PCB footprint dimensions before finalizing procurement decisions.

Selection Notes

Select this component when space efficiency and low power usage are primary constraints. Consider the required frequency tolerance and aging rate for long-term accuracy needs. Evaluate the package size compatibility with your existing board layout. Assess the thermal performance requirements if the device operates in extreme environments.

Part Context

This part belongs to NDK's line of precision crystal units, specifically tailored for consumer electronics and industrial control systems. It represents a standard solution for 32.768 kHz timing needs where miniaturization is critical. The product line emphasizes reliability and consistency in mass production environments.

Replacement Considerations

Consult official cross-reference lists for direct substitutes. Verify pinout compatibility and electrical parameters before swapping components. Ensure the alternative part meets the same mechanical and environmental standards.