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Rochester Electronics DS17285S-3/TR Environmental and export classification status description

Overview of DS17285S-3/TR The DS17285S-3/TR is an integrated circuit from Maxim Integrated designed as a Real-Time Clock (RTC) with a temperature-compensated crystal oscillator. It offers features crucial for timekeeping functions across a variety of electronic applications. It operates through an I2C-compatible 2-wire interface and is primarily used for maintaining time in battery-backed applications such as computers, embedded systems, and other electronic devices. Functions 1. Real-Time Clock (RTC): Keeps accurate time and date with provisions for leap years. 2. I2C Communication: Provides a simple method of data transfer between devices using a 2-wire interface. 3. Alarm Functions: Integrated alarm functionality for time-based triggers. 4. Timer: Includes countdown timer functions. 5. Temperature Compensation: Ensures accurate timekeeping across various temperature ranges. Applications - Computer Peripheral Devices: For maintaining system time in PCs. - Embedded Systems: Used in microcontroller applications where time or scheduling is vital. - Consumer Electronics: In devices needing accurate timing, such as home appliances and smart devices. - IoT Devices: As part of a networked system where time logs and timestamps are essential. - Industrial Automation: Timekeeping for processes and event logging in manufacturing systems. Alternative Components While the DS17285S-3/TR is a robust RTC option, other alternatives include: - DS1307: Another I2C-compatible RTC with similar features but less emphasis on temperature compensation. - DS3231: A highly accurate RTC with integrated temperature compensation; suitable for higher precision requirements. - MCP7940N: An I2C RTC offering EEPROM for user data storage alongside timekeeping functionalities. - PCF8523: A low-power RTC with an I2C interface often used in battery-operated systems. Embedded Modules Embedded modules using the DS17285S-3/TR or similar RTCs include: - Real-Time Clock Modules: These modules can be easily interfaced with microcontrollers for timekeeping applications. - Development Boards: Some Arduino and Raspberry Pi boards integrate RTC functions with pre-installed modules. - IoT Sensor Nodes: RTCs featured in boards or shields designed for time-stamped sensor data capture. Related Q&A 1. Q: What is the primary function of the DS17285S-3/TR? - A: The DS17285S-3/TR functions primarily as a Real-Time Clock (RTC), providing accurate timekeeping for various applications. 2. Q: How does the DS17285S-3/TR communicate with microcontrollers? - A: It utilizes an I2C-compatible 2-wire interface, which simplifies communication and allows multiple devices to be connected on the same bus. 3. Q: Is the DS17285S-3/TR suitable for battery-operated devices? - A: Yes, it is designed for battery-backed applications, maintaining time even during power outages. 4. Q: What features set the DS17285S-3/TR apart from other RTCs? - A: Its temperature-compensated crystal oscillator helps ensure accurate timekeeping across varying temperatures, which is beneficial in certain applications. 5. Q: Can the DS17285S-3/TR be used in IoT applications? - A: Absolutely, it is well-suited for IoT applications that require precise timekeeping for event logging and scheduled tasks. This comprehensive overview should provide a solid understanding of the DS17285S-3/TR and its relevance in integrated circuits.