All Products

SKU: DF-DFR0151

The DS1307 Real Time Clock module developed by one of our designers: Waiman. The module comes fully assembled and pre-programmed with the current time (ok, so it's our current time - MST). The included Lithium coin cell battery (CR1225 41mAh) will run the module for a minimum of 9 years (17 ...

SKU: SF-BOB-12708

This is the SparkFun Real Time Clock (RTC) Module, this little breakout that uses the DS1307 to keep track of the current year, month, day as well as the current time. The module comes fully assembled and includes a small CR1225 Lithium coin cell battery that will run the RTC for a minimum of 9 y...

SKU: AF-3296 · MPN: 3296

The Adafruit DS1307 Real Time Clock breakout keeps accurate time even when your microcontroller loses power or is reprogrammed. This battery-backed I2C RTC is one of the most widely used clock chips, making it a reliable choice for datalogging, alarms, timers, and clock projects. The DS1307 requ...

SKU: EF-EF05034 · MPN: EF05034

The RTC clock module provides us with accurate real-time time and an accurate time reference for the electronic system. It is able to count the year, month, day, hour, minute, and second.PlanetX RTC

SKU: EC-CDE20032P

An Arduino Uno shield that makes it easy to drive a 16×32 RGB LED matrix panel with a HUB75 connector. Instead of wiring up 12 individual jumper wires, this shield provides a matching 2×8 IDC connector for a clean, reliable connection between your Arduino and the panel. The shield also includes ...

SKU: AF-2345 · MPN: 2345

The Adafruit RGB Matrix HAT + RTC makes it easy to drive HUB75-type RGB LED matrices from your Raspberry Pi. This HAT plugs onto any Pi with a 40-pin GPIO header and includes a DS1307 real-time clock, so your Pi can keep accurate time even after reboots or power loss — perfect for clock and time-...

SKU: KI-5636

This RTC & Klimate board is a Real Time Clock (RTC) and environmental sensor (BME280) interface for the BBC microbit. The environmental sensor will give the ability to measure temperature, barometric pressure and humidity. The RTC will give the ability to read current time and date. The boa...

SKU: SF-BOB-14558

Get with the times, already! This SparkFun Real Time Clock (RTC) Module is a Qwiic-enabled breakout board for the RV-1805 chipset. The RTC is ultra-low power (running at only about 22nA in its lowest power setting) so it can use a supercapacitor for backup power instead of a normal battery. ...

SKU: DF-DFR1103 · MPN: DFR1103

##Introduction The Gravity GNSS Positioning & Timing Module integrates satellite positioning functionality and a real-time clock (RTC). The module automatically obtains satellite time based on a preset calibration period and accurately calibrates the onboard RTC chip. This calibration effectively...

SKU: DF-DFR0998

This real-time clock (RTC) module uses the SD3031 chip, which has an integrated crystal oscillator and temperature compensator. This provides high-precision timing and stability. At a temperature of 25 °C, the accuracy is maintained at ±3.8ppm (±0.32832 seconds/day).The SD3031 can be powered by b...

SKU: AF-3386 · MPN: 3386

The Adafruit PiRTC is a battery-backed real-time clock that plugs directly onto your Raspberry Pi's GPIO header, letting your Pi keep accurate time even when powered off. Built around the PCF8523 RTC with native Linux kernel support, it's ideal for data logging, time-stamping, alarms, and any pro...

SKU: EC-ASC7503RTC

The RTC Data Logger Shield adds SD card storage and a real-time clock to your Arduino, making it straightforward to log timestamped sensor data. It supports SD, SDHC, and microSD TF cards via an onboard toggle switch to select the card type. The shield is compatible with 3.3V and 5V logic levels...

SKU: DF-DFR0999

The Gravity SCI DAQ Module is a multi-functional data acquisition module with a built-in 1.3-inch OLED screen for real-time sensor readings. It supports over 20 common sensor types including temperature, humidity, and barometric pressure — with automatic sensor recognition and a standardised I2C ...

SKU: AF-5189 · MPN: 5189

Keep track of time even when your project loses power or gets reprogrammed. This updated PCF8523 Real Time Clock breakout features STEMMA QT / Qwiic connectors for solderless I2C wiring, plus traditional breadboard headers. It works with both 3.3 V and 5 V power and logic, making it compatible wi...

SKU: DF-DFR0909

This equipment based on the Raspberry Pi technology is designed for professional use.This PLC has up to 36 Digital Inputs, 16 Analog Inputs, 8 Analog Outputs, up to 23 Relays and 6 Interrupts. It also contains several communication ports like, the CAN bus, double Ethernet port, double RS-485, WiF...

SKU: AF-255 · MPN: 255

THIS IS THE LATEST VERSION 2.1The ChronoDot RTC is an extremely accurate real time clock module, based on the DS3231 temperature compensated RTC (TCXO). It includes a CR1632 battery, which should last at least 8 years if the I2C interface is only used while the device has 5V power available. No e...

SKU: SF-COM-30227 · MPN: COM-30227

The RV-1805-C3 is an ultra-low-power real-time clock module built for efficient, reliable timekeeping in battery-powered electronics. It integrates the crystal (XTAL) directly into a hermetically sealed ceramic package, removing the need for external clock tuning.With a maximum timekeeping curren...

SKU: AF-3295 · MPN: 3295

Keep track of time even when your project loses power or gets reprogrammed. The PCF8523 Real Time Clock breakout is a battery-backed RTC that communicates over I2C and works with both 3.3 V and 5 V power and logic. Perfect for datalogging, clock building, time stamping, timers, and alarms. Works...

SKU: AF-4282 · MPN: 4282

The Adafruit PiRTC Precise DS3231 is a high-accuracy, battery-backed real-time clock that plugs directly onto your Raspberry Pi's GPIO header. Built around a genuine Maxim DS3231 with an integrated temperature-compensated crystal oscillator (TCXO), it delivers exceptional timekeeping accuracy — f...

SKU: AF-2922 · MPN: 2922

Add datalogging capability to any Feather board with the Adalogger FeatherWing. This add-on combines a battery-backed real-time clock (PCF8523) with a microSD card socket, giving your project accurate timestamps and local data storage in one compact wing. The RTC communicates over I2C with a 32 ...