DS3231 High Precision Real-Time Clock Module - Blue (3.3~5.5V)
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|Material||PCB + plastic + iron|
|Features||High precision clock module|
|Specification||Working voltage: 3.3~5 .5V; Clock chip: high-precision clock chip DS3231|
|Application||Various electronic products or DIY project|
|Other||With output TTL level signal indication; Can be connected directly to the microcontroller output IO port; Anti-interference ability; Connect the microcontroller to achieve the touch switch function; The standard 2.54mm pin to do input and output connections; Surrounded by a fixed mounting holes; Module parameters: Size: 38mm (l) x 22mm (W) x 14mm (h); Weight: 8g; Operating voltage: 3.3-5.5V; Clock chip: High-precision clock chip DS3231; Clock Accuracy: 0~40 range, the accuracy 2ppm, the error is about 1 minute; With two calendar alarm clock; Programmable square-wave output; Real time clock generator seconds, minutes, hours, day, date, month and year timing and provides valid until 2100 with Leap Year Compensation; Chip temperature sensor comes with an accuracy of +/- 3; Memory chips: AT24C32 (storage capacity 32K); IIC bus interface, the maximum transmission speed of 400KHz (working voltage of 5V); Can be cascaded with other IIC device, 24C32 addresses can be shorted A0/A1/A2 modify default address is 0x57; With rechargeable battery CR2032, to ensure the clock move normal as system power failure; Wiring instructions (with Arduino UNO R3 for example): SCL-A5, DA- A4, VCC-5V, GND-GND|
|Packing List||1 x DS3231 clock module + CR2032 button battery|
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|Quantity||3+ units||5+ units||10+ units|
|Rate||US$1.60 shipped||US$1.59 shipped||US$1.58 shipped|
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