DS3231 High Precision Clock Module

DATA SHEET

Plug on clock module for Raspberry-Pi & Arduino controllers.
using the DS3231 chip. Clock calendar function includes seconds, minutes, hours, weeks, days, months and years, and provides leap year compensation valid until 2100.
NOTE: Requires Programming to enable functionality.
12/24 Format with AM/PM indication
Dual Day Alarm Clocks
Interface: 400KHz I2C serial
Power: 3.3 or 5V
Accuracy: ±5ppm (±0.432 sec/day) from -40°C to +85°C
On board battery to maintain timing.
Digital temperature sensor with ±3°C accuracy
Install on pins 1, 3, 5, 7, 9 of the Pi GPIO
Connection; 5 Pin 0.1 Pitch Header Socket
1Hz and 32.768kHz output
Operating Range: -40 ° C to +85 ° C
L: ~1/2" W: 9/16" T: 1/2" WT: .02

WARNING: This product can expose you to chemicals including Nickel which is known to the State of California to cause cancer and which is known to the State of California to cause birth defects and/or other reproductive harm. For more information, go to www.P65Warnings.ca.gov Click to see Why is this here? As of August 2018 the State of California has changed the requirements of the “Prop 65” law. We now must list on our website any possible chemicals the can cause cancer, birth defects or reproductive problem. As an example:    ABS plastic contains styrene    PVC wire insulation can contain Di(2-ethylhexyl)phthalate (DEHP)    electrolytic capacitors can contain Ethylene glycol    Brass can contain Lead    flame retardant pc boards can contain Tetrabromobisphenol A (TBBPA)    Aluminum alloys can contain Chromium To put it simply we are a small company and do not have the resources to test every single part, so we list every thing as hazardous. Please recycle all electronic parts responsibly and under no circumstance eat, drink or smoke these parts and wash your hands after touching!