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Analog Devices Inc./Maxim Integrated DS17285E-5 Environmental and export classification status description

Overview of DS17285E-5 The DS17285E-5 is a real-time clock (RTC) and calendar IC from Maxim Integrated, designed to provide accurate timekeeping functions for a variety of electronic applications. It typically includes features such as a timekeeping function with a built-in oscillator, programmable interrupts for alarm events, and a battery backup option to maintain time during power outages. Functions 1. Real-Time Clock: Keeps track of the current time (hours, minutes, seconds) and date (day, month, year). 2. Flag and Interrupt Signals: Can trigger alarms or interrupt signals when specific time events occur. 3. Programmable Timekeeping: Allows users to set up intervals for alarms or reminders. 4. Battery Backup: Maintains timekeeping even when the primary power supply is interrupted. 5. Communication Interface: Interfaces through I2C or similar protocols, enabling communication with microcontrollers or systems. Applications 1. Consumer Electronics: Used in clocks, timers, and consumer devices requiring real-time operation. 2. Industrial Systems: Implemented in data loggers and automation systems requiring precise time and date stamps. 3. Medical Devices: Employed in medical monitoring equipment to maintain accurate timing for operations and logging. 4. Telecommunications: Utilized in communications equipment for timestamps in logs and timing synchronization. 5. Home Automation: Found in smart home devices that require scheduled operations based on time. Alternative Components 1. DS3231: A highly accurate RTC with integrated crystal oscillator and temperature compensation. 2. MC146818: An older, widely used RTC with similar functionalities. 3. MCP7940N: Another RTC with a battery backup, I2C interface, and integrated EEPROM. 4. RTC-8564: Offers functions akin to the DS17285E-5, with good accuracy suitable for various applications. Embedded Modules - RTC Modules Based on DS17285E: Integrated modules that come pre-assembled and include the DS17285E IC, a battery holder, and crystal oscillator for easy integration. - I2C RTC modules: Such as Adafruit's DS3231 RTC Breakout or similar offerings, which can easily connect to microcontrollers like Arduino or Raspberry Pi. Related Q&A Q1: What is the maximum operating temperature for the DS17285E-5? A1: The typical operating temperature range for the DS17285E-5 is -40°C to +85°C, making it suitable for various environmental conditions. Q2: Can the DS17285E-5 keep time during power outages? A2: Yes, the DS17285E-5 includes a battery backup feature that enables timekeeping to continue even when the main power supply is off. Q3: How do you communicate with the DS17285E-5? A3: The DS17285E-5 typically uses an I2C communication interface that allows seamless interaction with microcontrollers and other digital systems. Q4: Is there a way to set alarms using the DS17285E-5? A4: Yes, the DS17285E-5 has programmable alarm functions that can be set to trigger at specified times, which can be used for various applications like reminders. Q5: What power supply voltage is required for the DS17285E-5? A5: The typical supply voltage for operating the DS17285E-5 is around 5V, which is standard for many integrated circuits in embedded systems.