Real Time Clock (RTC) DS1307 [ without battery ]


– Wide working voltage: 2.0~5.5 V
– When The working voltage is 2.0V, the
current is less than 300nA
– Read/write clock or RAM data have two
transmission modes: Single-byte / many
bytes group
– Simple 3 line interface. Easy to install



This module allows you to use your Arduino to do many time and date related things like starting something at a specific date and time or to record the date of time of something like the time a sensor were triggered. The backup battery (not included) makes sure that the time and date are kept accurate even if your Arduino is powered off


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