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DS3231
AT24C32 IIC Module Precision RTC NA041
- DS3231 AT24C32 IIC Precision RTC Real Time Clock Memory Module For Arduino - NA041
- 1 mm Size: 38 mm (length) mm * 22 mm (W) mm * 14 mm (height)
- Weight: 8 g
- Operating voltage: 3.3-5. 5 V
- Clock chip: high precision clock chip DS3231
- Accuracy 5 hours: range 0-40 °, accuracy 2ppm, the error was about 1 minute
- Calendar alarm clocks with two
- Programmable square waves
- Hours real time generator of seconds, minutes, hours, day, date, month and year dates and provide valid up to year 2100 leap year compensation.
- Chip Temperature sensor is supplied with an accuracy of ± 3 °
- Memory chips: AT24C32 (32 K capacity)
- IIC bus interface, maximum transmission speed 400 kHz (operating voltage 5 AT)
- Can be cascaded with another IIC device, 24C32 addresses can be shortened A0 / A1 / A2 change the default address is 0x57
- With a LIR2032 battery, to ensure the system after a power failure, moving hours any physical normal
