UNO R3 SMD Board Compatible With Arduino

The Arduino Uno R3 is a versatile and beginner-friendly microcontroller board based on the ATmega328P. It contains everything needed to support the microcontroller, making it the perfect starting point for learning electronics, coding, and hardware prototyping. Users can simply connect it to a computer with a USB cable or power it with an AC-to-DC adapter or battery to get started. Key Features Plug-and-Play Setup: Easily connects to a PC via a standard USB cable for programming and power. Ample I/O Ports: Features 14 digital input/output pins (6 of which support PWM) and 6 analog inputs, allowing users to connect a wide variety of sensors, motors, and displays. Reliable Clock Speed: Equipped with a 16 MHz ceramic resonator for precise timing and reliable operations. Broad Compatibility: Fully compatible with a massive ecosystem of Arduino shields, modules, and the open-source Arduino IDE. Technical Specifications Microcontroller: ATmega328P Operating Voltage: 5V Input Voltage (Recommended): 7-12V Input Voltage (Limit): 6-20V Digital I/O Pins: 14 (of which 6 provide PWM output) Analog Input Pins: 6 DC Current per I/O Pin: 20 mA DC Current for 3.3V Pin: 50 mA Flash Memory: 32 KB (ATmega328P) of which 0.5 KB is used by the bootloader SRAM: 2 KB (ATmega328P) EEPROM: 1 KB (ATmega328P) Clock Speed: 16 MHz Dimensions: 68.6 mm x 53.4 mm Weight: 25 g