Product Overview: DS1672U-3+ from Maxim Integrated

The DS1672U-3+ is a robust, low-power serial real-time clock (RTC) with full binary-coded decimal (BCD) clock/calendar and 31 bytes of static RAM. Manufactured by Maxim Integrated, a leader in analog and mixed-signal engineering, this integrated circuit provides a comprehensive timekeeping solution for a wide range of applications.

Key Features

• Integrated Timekeeping Function: The DS1672U-3+ incorporates a real-time clock/calendar that tracks time in hours, minutes, and seconds, as well as the day, month, and year.
• Serial Interface: The device communicates with microprocessors via a simple serial interface, compatible with most microcontrollers, making it easy to integrate into existing systems.
• Low Power Consumption: Designed for power-sensitive applications, it operates on very low power, helping to extend the life of battery-powered devices.
• Backup Battery Input: A backup battery input maintains timekeeping in the event of a main power failure, ensuring consistent performance and reliability.
• Automatic Leap Year Compensation: The DS1672U-3+ automatically adjusts for leap years up to the year 2100, providing long-term accuracy without the need for manual adjustments.
• RAM Storage: With 31 bytes of user-accessible static RAM, the device offers additional storage for data that needs to be preserved during power loss.

Applications

The DS1672U-3+ is ideal for a variety of applications where accurate timekeeping is essential. These include:

• Data loggers
• Handheld devices
• Industrial systems
• Medical devices
• POS terminals

Technical Specifications

The DS1672U-3+ operates within a voltage range of 2.5V to 5.5V and is available in a surface-mount SOIC package. Its serial interface supports I²C protocols, making it versatile for various digital communication needs. The device's temperature range is from -40°C to +85°C, suitable for most environmental conditions.

For detailed technical specifications, application notes, and support documentation, visit Maxim Integrated's official website or contact their customer support team.