MU01499-32.768K

Overview

The MU01499-32.768K is a surface-mount quartz crystal resonator manufactured by NDK (NIHON DEMPA KOGYO CO., LTD). It operates at a fundamental frequency of 32.768 kHz with a frequency tolerance and stability of ±20 ppm. The component features a load capacitance of 9 pF and an equivalent series resistance (ESR) of 80 kOhms. It utilizes a 2-SMD, No Lead package configuration.

Feature Summary

• Fundamental mode operation for precise timekeeping applications
• Surface-mount design suitable for automated assembly processes
• Standardized load capacitance matching common microcontroller requirements

Applications

• Real-time clock circuits in consumer electronics
• Microcontroller system clocks
• Low-frequency timing references in portable devices

Procurement Notes

Verify the specific package variant and lead time constraints when sourcing from authorized distributors. Confirm that the 80 kOhm ESR aligns with the oscillator circuit design specifications to ensure reliable startup and stable oscillation within the target application environment.

Selection Notes

Select this component for applications requiring a standard 32.768 kHz reference with moderate stability requirements. Ensure the PCB layout accommodates the 2-SMD footprint and that the driving level remains within safe limits to preserve long-term frequency stability and device lifespan.

Part Context

This part belongs to NDK's general-purpose quartz crystal lineup, designed for cost-effective timing solutions. It serves as a foundational component for digital systems requiring accurate second-based time division or low-speed clock generation without the complexity of active oscillators.

FAQ

What is the operating temperature range for this crystal?

The provided documentation does not specify the operating temperature range for the MU01499-32.768K.

Is this component AEC-Q200 qualified?

The available data does not confirm AEC-Q200 automotive qualification status for this specific part number.