STMicroelectronics M41T315V-85MH6F Serial RTC with Battery

The M41T315V-85MH6F is a highly integrated, low-power serial real-time clock (RTC) with a built-in 32.768 kHz oscillator and an embedded crystal. Designed and manufactured by STMicroelectronics, a leader in the semiconductor industry, this RTC provides a full binary-coded decimal (BCD) clock calendar that is accessible through a simple serial interface. The product's high level of integration makes it an ideal choice for a wide range of applications, including embedded systems, consumer electronics, and industrial devices.

One of the key features of the M41T315V-85MH6F is its low power consumption, which allows for extended battery life in portable applications. The RTC operates over a voltage range of 2.7V to 5.5V, making it versatile for various system power requirements. Additionally, the device includes a built-in power sense circuit that detects power failures and automatically switches to the battery supply, ensuring uninterrupted timekeeping.

The M41T315V-85MH6F offers a comprehensive set of timekeeping features. It tracks seconds, minutes, hours, day, date, month, and year, with automatic leap year compensation up to the year 2099. It also provides a programmable alarm and interrupt function, which can be set to a specific time, allowing for scheduled wake-up events in microcontroller-based systems.

The device is packaged in an 8-pin SOIC (Small Outline Integrated Circuit) package, which is surface-mountable and offers a compact footprint for space-constrained applications. The embedded crystal helps reduce the number of external components required, simplifying design and reducing overall system cost.

For designers and engineers looking for a reliable and feature-rich RTC solution, the M41T315V-85MH6F from STMicroelectronics is an excellent option. Its combination of low power consumption, comprehensive timekeeping functions, and ease of integration makes it a versatile component for maintaining accurate time in a variety of electronic products.

Additional information, including datasheets, application notes, and support tools, can be found on the STMicroelectronics website, providing valuable resources for those integrating the M41T315V-85MH6F into their designs.