The Maxim Integrated DS17485N3 is a highly integrated real-time clock (RTC) device that provides a comprehensive timekeeping solution for a wide range of applications. Designed with precision and reliability in mind, the DS17485N3 combines a multitude of features to maintain accurate time and date information, even in the event of a power failure.

Key Features

• Accurate Timekeeping: The DS17485N3 maintains seconds, minutes, hours, day, date, month, and year information with leap-year compensation up to the year 2100.
• Battery Backup: It includes an integrated battery input that allows for long-term battery backup of the timekeeping data, ensuring continuous operation during power outages.
• Low Power Consumption: This device is designed for energy efficiency, which makes it ideal for battery-powered applications.
• Multiple Interfaces: The RTC provides a serial interface that is compatible with most microcontrollers, making it easy to integrate into existing designs.
• Programmable Alarm: A programmable alarm function allows users to set alarms for specific dates and times, enabling event-driven actions.
• Watchdog Timer: An integrated watchdog timer improves system reliability by resetting the system in case of a software lock-up or other malfunctions.

Applications

The DS17485N3 is versatile and can be used in a variety of applications, including:

• Embedded Systems
• Industrial Control Systems
• Utility Meters
• Consumer Electronics
• Point of Sale (POS) Terminals

Technical Specifications

The device features a 3V operating voltage and is available in a 24-pin EDIP (Extended Dual In-line Package) or SOIC (Small Outline Integrated Circuit) package, making it suitable for surface mount technology (SMT). Its operating temperature range is from -40°C to +85°C, which allows it to function reliably in harsh environments.

For developers and engineers looking to incorporate robust timekeeping functionality into their designs, the Maxim Integrated DS17485N3 provides a trusted solution that simplifies implementation while ensuring consistent performance.