The battery-backed Real-Time Clock Bricklet 2.0 can be used to extend the features of Bricks with the capability to accurately keep date and time over long time periods even if the Brick is not constantly powered.
Property Value Sensor PCF85263A Current Consumption40mW (8mA at 5V)1.05µW (680nA at 1.55V) in battery mode* Date Format 2000-01-01 to 2099-12-31 including weekday and leap years Time Format 24h with hundredths of a second Accuracy±20ppm (±52.6 seconds per month) non-calibrateddown to ±1ppm (±2.6 seconds per month) calibrated* Battery Type SR621SW / 364 / SR60 / S621 / SG1 or LR60 / L621 / AG1 Battery Dimensions 6.8 x 2.2mm (0.27 x 0.09") Dimensions (W x D x H) 25 x 25 x 5mm (0.98 x 0.98 x 0.19") Weight 3g
* datasheet value
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