The M4T28-BR12SH1 is a specific part number for a Real-Time Clock (RTC) module manufactured by STMicroelectronics. It is commonly used in electronic systems to keep track of time and provide accurate timekeeping functionality.
Key features of the M4T28-BR12SH1 RTC module include:
1. Real-Time Clock: The module includes a real-time clock with a built-in oscillator to keep track of time even when the main power is disconnected.
2. Battery Backup: The RTC module is equipped with an integrated rechargeable battery that provides backup power to maintain timekeeping functionality when the primary power source is unavailable.
3. I2C Interface: The module typically communicates with external devices, such as microcontrollers or system-on-chip (SoC) components, using the I2C (Inter-Integrated Circuit) interface.
4. Low Power Consumption: The RTC module is designed to consume minimal power to maximize the battery life and ensure long-term timekeeping.
5. Programmable Alarms: Some RTC modules, including the M4T28-BR12SH1, may feature programmable alarms to trigger specific actions or events at predefined times.
6. Automatic Switchover: The RTC module is designed to automatically switch between the primary power supply and the backup battery as needed, ensuring seamless operation.
Applications of the M4T28-BR12SH1 RTC module include timekeeping in various electronic systems, such as industrial automation, consumer electronics, medical devices, automotive applications, and other applications where accurate time tracking is crucial.
For precise details about the electrical characteristics, configuration options, and usage guidelines, it is essential to refer to the manufacturer's datasheet and application notes for the M4T28-BR12SH1 RTC module. STMicroelectronics provides comprehensive documentation for their products on their official website.
