Module giao tiếp thời gian thực DS3231

● Highly Accurate RTC Completely Manages All Timekeeping Functions • Real-Time Clock Counts Seconds, Minutes, Hours, Date of the Month, Month, Day of the Week, and Year, with Leap-Year Compensation Valid Up to 2100 • Accuracy ±2ppm from 0°C to +40°C • Accuracy ±3.5ppm from -40°C to +85°C • Digital Temp Sensor Output: ±3°C Accuracy • Register for Aging Trim • RST Output/Pushbutton Reset Debounce Input • Two Time-of-Day Alarms • Programmable Square-Wave Output Signal ● Simple Serial Interface Connects to Most Microcontrollers • Fast (400kHz) I2C Interface ● Battery-Backup Input for Continuous Timekeeping • Low Power Operation Extends Battery-Backup Run Time • 3.3V Operation ● Operating Temperature Ranges: Commercial (0°C to +70°C) and Industrial (-40°C to +85°C) ● Underwriters Laboratories® (UL) Recognized

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