---
lang: "en"
title: "RAK12002 - RTC Module"
sku: "RAK12002"
canonical_url: "https://shop.marcomweb.it/en/wisblock/rak12002-rtc-module"
brand: "MARCOM S.r.l."
end_of_life: "false"
---

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RAK12002 - RTC Module Micro Crystal RV-3028-C7

RAK12002 is a WisBlock Real-Time Clock (RTC) module based on the Micro Crystal RV-3028-C7, featuring a supercapacitor for battery backup. Once set to the correct date and time, this module will keep the date and time updated even if power is interrupted. When power is available again, the WisBlock Core module can receive the correct date and time from the RTC module.

## Technical Features

- Integrated 32.768 KHz crystal oscillator
- Counters for seconds, minutes, hours, date, month, year, and day of the week
- Automatic leap year correction
- 3.3 V power supply
- I2C interface
- Programmable clock output
- Extremely low power consumption: 40 nA
- Supercapacitor backup power
- Small dimensions: 10 mm x 10 mm

---

Source: https://shop.marcomweb.it/en/wisblock/rak12002-rtc-module

MARCOM S.r.l. — a trusted supplier for industrial automation and building automation.