The DS1338U-18+T&R is a state-of-the-art Real-Time Clock (RTC) module designed by Maxim Integrated, a leader in analog and mixed-signal engineering. This compact and highly integrated device provides a full binary-coded decimal (BCD) clock/calendar with 56 bytes of NV SRAM. Precision and reliability are hallmarks of this product, making it an excellent choice for timekeeping applications in a wide range of electronic devices.

Key Features

• Accurate Timekeeping: Integrated temperature-compensated crystal oscillator (TCXO) ensures high accuracy and long-term stability of timekeeping, even under varying temperature conditions.
• Low Power Consumption: Designed for energy efficiency, the DS1338U-18+T&R is ideal for battery-powered applications, with a backup battery input for continuous timekeeping.
• Serial Interface: Features an I²C serial interface for easy communication with microcontrollers and other digital systems.
• Automatic Power-Fail Detect: The device includes an automatic switch to backup power supply, ensuring uninterrupted timekeeping during power failure events.
• Programmable Square-Wave Output: Provides a programmable square-wave output for various applications, such as periodic system wake-ups or basic clocking.
• Surface-Mount Package: The DS1338U-18+T&R comes in a surface-mount package, making it suitable for automated assembly processes and saving space on PCBs.

Applications

The DS1338U-18+T&R is versatile and can be used in a multitude of applications, including:

• Embedded Systems
• Consumer Electronics
• Industrial Timekeeping
• Portable Instruments
• Point-of-Sale (POS) Terminals
• Network Time Servers

Product Details

The DS1338U-18+T&R is supplied in a tape and reel (T&R) format, facilitating mass production and automated assembly. It operates over a wide temperature range and is designed to meet the demands of a variety of challenging environments. Maxim Integrated's commitment to quality ensures that this RTC module delivers consistent performance and reliability for critical time-management functions.