NSC5133A-32.768K

Overview

The NSC5133A-32.768K is a CMOS clock oscillator manufactured by NDK (NIHON DEMPA KOGYO CO., LTD). It operates at a nominal frequency of 32.768 kHz with a frequency stability of ±50ppm. The device features a standard CMOS output and supports a 1.8V standby power-down mode. It is housed in a 4-SMD, No Lead package belonging to the NZ2016SHB series. The component is rated for an operating temperature range of -40°C to +105°C.

Feature Summary

• CMOS output interface for digital logic compatibility
• Low-power operation with 1.8V standby capability
• Compact surface-mount form factor

Applications

• Real-time clock circuits
• Microcontroller system timing
• Portable electronic devices

Procurement Notes

Verify the specific package dimensions against the official datasheet to ensure PCB footprint compatibility. Confirm that the required frequency stability of ±50ppm meets the target application's timing accuracy requirements. Check for RoHS compliance status if environmental regulations apply to the final product assembly.

Selection Notes

Select this component when a precise 32.768 kHz reference is needed for low-frequency timing applications. The CMOS output simplifies integration with standard digital interfaces. Consider the wide industrial temperature range for environments subject to thermal variation. Ensure the supply voltage aligns with the 1.8V standby feature for power management strategies.

Part Context

This oscillator belongs to the NZ2016SHB series from NDK, designed for compact consumer and industrial electronics. It utilizes synthetic quartz technology to provide stable frequency generation. The part serves as a fundamental timing element in systems requiring accurate second-based counting or low-speed clock distribution.

Replacement Considerations

Public confirmed substitute part numbers are not available in the provided documentation.