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MSM58321. from OKI

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MSM58321.

Manufacturer: OKI

REAL TIME CLOCK/CALENDAR

Partnumber Manufacturer Quantity Availability
MSM58321.,MSM58321 OKI 1273 In Stock

Description and Introduction

REAL TIME CLOCK/CALENDAR **Introduction to the MSM58321 Electronic Component**  

The MSM58321 is a specialized integrated circuit (IC) designed for real-time clock (RTC) applications, providing accurate timekeeping and calendar functions. Developed by OKI Semiconductor (now part of Lapis Semiconductor), this CMOS-based component is widely used in embedded systems, industrial automation, and consumer electronics where precise time management is essential.  

Featuring a low-power design, the MSM58321 operates efficiently with minimal energy consumption, making it suitable for battery-powered devices. It supports a 12-hour or 24-hour time format and includes functions for seconds, minutes, hours, day, month, and year tracking. Additionally, it offers leap-year compensation, ensuring long-term accuracy.  

The IC interfaces with microcontrollers via a parallel bus, simplifying integration into digital systems. Its built-in oscillator can work with an external 32.768 kHz crystal, a standard frequency for timekeeping circuits, ensuring stable and reliable operation. The MSM58321 also includes alarm functionality, enabling event-triggered interrupts for timed operations.  

Due to its robustness and precision, the MSM58321 has been utilized in applications such as digital clocks, data loggers, and electronic control units. While newer RTC ICs with serial interfaces (e.g., I²C or SPI) have since emerged, the MSM58321 remains a reliable choice for legacy designs and systems requiring parallel communication.  

Engineers value this component for its straightforward implementation and dependable performance, making it a notable solution in time-sensitive electronic designs.

Application Scenarios & Design Considerations

REAL TIME CLOCK/CALENDAR

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