Affordable Arduino Uno R3 SMD board with ATmega328P and CH340 USB driver – perfect for robotics and electronics with included USB cable Read more
The Arduino Uno R3 SMD Edition is a compact, budget-friendly microcontroller development board based on the ATmega328P SMD chip. This version uses the CH340 USB-to-serial driver, making it a cost-effective alternative to the original FTDI or 16U2 versions, without compromising functionality.
With 14 digital I/O pins (6 PWM), 6 analog inputs, and full support for I2C, SPI, and UART protocols, it's ideal for robotics, embedded systems, home automation, and DIY electronics. Whether you’re a beginner or an advanced maker, this board works seamlessly with the Arduino IDE and comes with a USB cable for immediate plug-and-play usage.
Key Features:
ATmega328P SMD microcontroller
CH340 USB-to-serial converter
14 digital I/O pins (6 PWM)
6 analog input pins
16 MHz quartz crystal
5V operating voltage
Includes USB cable
100% compatible with Arduino IDE
Ideal for robotics, IoT, and learning projects
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