Arduino Uno R3 – SMD MCU Development Board
This Arduino Uno R3-compatible board uses an ATmega328-AU SMD microcontroller and is programmable with the Arduino IDE. The CMS supplier reference is for the SMD MCU version supplied without a USB cable.
Specifications
| Microcontroller | ATmega328-AU (SMD) |
|---|---|
| Operating voltage | 5 V |
| Input voltage | 7–12 V |
| Digital I/O | 14 pins |
| PWM outputs | 6 |
| Analog inputs | 6 |
| Flash memory | 32 KB |
| SRAM | 2 KB |
| EEPROM | 1 KB |
| Clock | 16 MHz |
| USB cable | Not included per supplier reference |
Applications
- Arduino IDE programming and prototyping
- Sensor and actuator interfacing
- Education, robotics and embedded projects
Confirm board layout and USB-to-serial interface on the supplied board before installing drivers or connecting power.

