RTC Module Micro Crystal RV-3028-C7

RAK12002

RAK12002 is a WisBlock (RTC) Real-Time Clock module based on Micro Crystal RV-3028-C7 which has its own battery backup via super capacitor. This module, once set to the correct date and time, will keep the date and time updated even on a power loss. Once the power supply is available again, the WisBlock Core module can receive the correct date and time from the RTC module.

Product Features

• Built-in 32.768KHz crystal oscillator
• Counters for seconds, minutes, hours, date, month, year and weekday
• Automatic leap year correction
• 3.3V Power supply
• I2C Interface
• Programmable Clock output
• Extreme low current consumption 40nA
• Supper capacitor backup power supply
• small size:10mmx10mm