Maxim Integrated DS1338Z-3+T&R Real-Time Clock

The Maxim Integrated DS1338Z-3+T&R is a high-performance, low-power serial real-time clock (RTC) with a built-in 56-byte NV (non-volatile) SRAM. Designed for applications that require precise timekeeping and data storage without the risk of data loss upon power failure, this RTC is a popular choice for embedded systems, industrial controls, and consumer electronics.

Key Features

• Accuracy: Maintains time with high precision and accuracy, including hours, minutes, and seconds, as well as day, date, month, and year information. The clock automatically adjusts for months with fewer than 31 days, including corrections for leap year.
• I2C Interface: Features a two-wire serial interface, which is compatible with I2C for easy integration into existing systems with minimal pin count.
• Low Power Consumption: Designed for power-sensitive applications, the DS1338Z-3+T&R consumes minimal power, which is crucial for battery-operated devices.
• Battery Backup Input: Includes a battery backup input that switches to the backup supply when the primary power is lost, ensuring continuous timekeeping with no interruption.
• Programmable Square-Wave Output: Offers a programmable square-wave output signal for timing-related tasks within a system.
• Automatic Power-Fail Detect: The device features an automatic power-fail detect and switch circuitry, enhancing the reliability of timekeeping during power disruptions.
• Temperature Range: Operates across an industrial temperature range, making it suitable for a variety of harsh environments.

Applications

• Embedded Systems
• Industrial Controls
• Consumer Electronics
• Utility Meters
• POS Terminals

The DS1338Z-3+T&R is provided in a surface-mount SOIC package and is available in tape and reel form for automated assembly processes, denoted by the T&R suffix. Its integration of memory and timekeeping functions into a single package makes it a compact and reliable choice for time-sensitive applications. Maxim Integrated's commitment to quality ensures that this RTC provides a stable and dependable timekeeping solution for your design needs.