This comes this high-precision DS3231 RTC Module
Experience reliable timekeeping with this sleek, compact DS3231 Real Time Clock Module. Its minimalist black PCB design features neatly placed surface-mount components, including a prominent integrated circuit and a bright yellow battery holder for power backup. Optimized for precision, it maintains an accuracy of ±5ppm, translating to just over 0.4 seconds per day, over an impressive temperature range from -40°C to +85°C. Compatibility is seamless with both 3.3V and 5V systems, supporting I2C communication up to 400kHz without level shifting. Whether you’re building a custom project or upgrading an existing device, this module’s organized layout and durable construction ensure both aesthetic appeal and dependable performance. Its comprehensive timekeeping features make it essential for any digital or embedded system.
Keys features of this DS3231 RTC Module
- Supports a wide supply voltage of 2.3V to 5.5V, compatible with most microcontrollers without level conversion required.
- Maintains highly accurate time with a precision of ±5ppm, only losing or gaining about 0.432 seconds daily across extreme temperatures.
- Includes a digital temperature sensor with ±3°C accuracy, functioning reliably from -40°C to +85°C, ideal for harsh environments.
- Provides comprehensive calendar functions: seconds, minutes, hours, day, date, month, year, with leap year correction until 2100.
- Features two optional calendar alarms, 1Hz and 32.768kHz output signals, and a reset button with debounced inputs for stability.
- Housed in a durable 16-pin SO (300mil) package, UL-certified, with low power dissipation suitable for battery-backed applications.
This DS3231 RTC Module is a must-have—order now for precise timing!
This DS3231 Real Time Clock Module provides unmatched accuracy and versatile compatibility for your electronic projects. Its sleek design, combined with features like temperature sensing and reliable backup, ensures your data and timing functions stay precise—even in demanding environments. Whether you’re designing a custom IoT device or modifying an existing system, this module is essential for keeping your project on schedule. Its technical reliability, straightforward integration, and durable construction make it a trusted choice. Don’t wait—bring accurate, seamless timekeeping into your creations today and enjoy the benefits of this advanced module.















