D-FLIFE 4pcs DS3231 Real Time Clock Module RTC Sensor High Precision AT24C32 IIC Timer Alarm Clock for Arduino Raspberry Pi

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D-FLIFE 4pcs DS3231 Real Time Clock Module RTC Sensor High Precision AT24C32 IIC Timer Alarm Clock for Arduino Raspberry Pi

Regular Price: US$29.99

Special Price US$24.99

Availability: In stock

Supplier: D-FLIFE

Category: Electronics Electronics Accessories

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Parameters 1. Size: 38mm (L) * 22mm (W) * 14mm (H) 2. Weight: 8g 3. Operating voltage: 3.3-5.5V 4. Clock chip: high-precision clock chip DS3231. (there are 3 different chips for this clock module: DS3231N, DS3231SN and DS3231M, we send it by randomly) 5. Clock Accuracy: 0-40 ? range, the accuracy 2ppm, the error was about 1 minute 6. Memory chips: AT24C32 (storage capacity 32K) 7. Real time clock generator seconds, minutes, hours, day, date, month and year. And provide valid until the year 2100 leap year compensation 8. Chip temperature sensor comes with an accuracy of ± 3 ? 9. IIC bus interface, the maximum transmission speed of 400KHz (working voltage of 5V) 10. Can be cascaded with other IIC device, 24C32 addresses can be shorted A0/A1/A2 modify default address is 0x57 Pin Description: 32KHz:32KHz output SQW:Active LOW Interrupt or Square wave output SCL:Serial Clock Input SDA:Serial Data I/O VCC:DC Power Pin GND:Ground Wiring instructions SCL ? A5 SDA ? A4 VCC ? 5V GND ? GND Package Included: 4 X DS3231 Clock module (Battery is included)

About battery type: Battery is not included, you can use CR2032 or LIR2032 battery. DS3231 AT24C32 Real Time Clock Module DS3231SN IIC RTC Sensor High Precision Timer Alarm Clock Breakout Memory Board for Arduino Raspberry Pi. The DS3231 is a low-cost, extremely accurate, I2C real time clock (RTC). The clock operates in either the 24-hour or 12-hour format with an AM/PM indicator. Voltage: 3.3-5V, Memory chips: AT24C32 (storage capacity 32K). The RTC maintains seconds, minutes, hours, day, date, month, and year information.