MU01498-32.768K

Overview

The MU01498-32.768K is a surface-mount crystal unit manufactured by NDK (NIHON DEMPA KOGYO CO., LTD). It operates at a nominal frequency of 32.768 kHz with a frequency tolerance of ±20 ppm. The component features a load capacitance of 12.5 pF and an equivalent series resistance of 80 kOhms maximum. It utilizes a 2-SMD, no-lead package configuration designed for automated assembly processes.

Feature Summary

• Surface-mount design compatible with standard SMD reflow soldering profiles
• Optimized for low-power real-time clock applications requiring stable 32.768 kHz timing
• High stability quartz construction ensuring reliable performance in consumer electronics

Applications

• Real-time clock circuits in portable devices
• Microcontroller system timing references
• Consumer electronic device synchronization

Procurement Notes

Verify the specific datasheet revision and manufacturing date code upon order confirmation to ensure compliance with current RoHS directives and material declarations. Confirm that the 12.5 pF load capacitance aligns with the target circuit design requirements before finalizing procurement quantities.

Selection Notes

Select this component when a 32.768 kHz reference is required for timekeeping functions. Ensure the application circuit supports the specified 12.5 pF load capacitance to maintain accuracy within the ±20 ppm tolerance. Consider the 2-SMD form factor for space-constrained printed circuit board layouts.

Part Context

This part belongs to NDK's portfolio of precision quartz crystal units. NDK manufactures these components using proprietary artificial crystal cultivation technology, emphasizing high frequency stability and dimensional consistency for automotive and industrial markets.

Replacement Considerations

The MU01367-32.768K is listed as a parametric equivalent substitute. Verify mechanical dimensions and electrical parameters against the official datasheet before implementation.