STMicroelectronics M41T83ZMY6 Real-Time Clock

The M41T83ZMY6 is a low-power serial real-time clock (RTC) with a built-in 32.768 kHz oscillator (external crystal controlled) and an embedded crystal. Manufactured by STMicroelectronics, a leader in the semiconductor industry, this RTC component offers high time accuracy and low power consumption, making it an ideal choice for a wide range of applications in consumer, industrial, and embedded systems.

One of the key features of the M41T83ZMY6 is its serial I²C interface, which allows for easy integration into existing designs and systems. The device supports a wide voltage range from 1.3V to 4.4V, which provides flexibility for battery-powered applications and ensures stable operation across a variety of power supply conditions.

The RTC maintains seconds, minutes, hours, day, date, month, and year information, with automatic leap year compensation up to the year 2099. It also offers a programmable alarm and countdown timer, which can be used for wake-up or reminder functions. The clock operates in either 24-hour or 12-hour format with an AM/PM indicator, catering to different time-keeping preferences.

For data integrity, the M41T83ZMY6 features a built-in power-sense circuit that detects power failures and automatically switches to the battery supply, maintaining timekeeping functions without interruption. The device also includes an oscillator stop detection function that signals if the oscillator has stopped or was interrupted, ensuring reliable time tracking.

Additional features include a programmable square wave output and a digital temperature sensor, which can be used for system health monitoring or environmental control systems. The M41T83ZMY6 comes in a compact surface-mount package, making it suitable for space-constrained applications.

Overall, the STMicroelectronics M41T83ZMY6 is a versatile and reliable RTC component that provides advanced features for time-critical applications. Its low power consumption, wide voltage range, and extensive timekeeping capabilities make it an excellent choice for designers looking to incorporate accurate timekeeping functionality into their products.