The DS1302S+T&R from Maxim Integrated is a versatile, low-power real-time clock (RTC) with a full binary-coded decimal (BCD) clock/calendar and 31 bytes of static RAM. This device provides a simple and effective solution for adding timekeeping capabilities to a wide array of electronic projects and consumer devices, ensuring accurate timekeeping through its integrated crystal oscillator and programmable trickle charger for VCC1 backup.

Key Features

• Real-Time Clock/Calendar: Tracks time in hours, minutes, and seconds with day, month, and year information.
• 31 Bytes of NVRAM: Non-volatile RAM for data storage.
• Serial Interface: Simple serial interface for easy communication with microcontrollers.
• Low Power Consumption: Designed for power-sensitive applications, extending battery life when running on backup power.
• Trickle-Charge Capability: Ensures the clock continues to run when primary power is unavailable, by charging the backup battery or supercapacitor.
• 2.0V to 5.5V Full Operation: Operates across a wide voltage range, accommodating various power supplies and battery technologies.
• Compact Surface-Mount Package: Available in a surface-mountable SOIC-8 package, ideal for space-constrained applications.

Applications

The DS1302S+T&R is designed for a multitude of applications that require reliable timekeeping. It is particularly well-suited for:

• Handheld devices
• Consumer electronics
• Office automation (printers, copiers, fax machines)
• Data loggers
• Telematics

With its robust feature set and Maxim Integrated's reputation for quality, the DS1302S+T&R RTC is an excellent choice for designers looking to integrate timekeeping functionality into their systems with minimal design complexity and power consumption.