


Arduino UNO R3 SMD
The Arduino UNO R3 SMD is a microcontroller development board based on the ATmega328P. It is suitable for learning programming, building robotics projects, and prototyping electronic circuits. The board features 14 digital input/output pins, including 6 PWM outputs, 6 analog inputs, a 16 MHz clock, USB connectivity, a DC power jack, an ICSP header, and a reset button. It supports programming through the Arduino IDE and is compatible with a wide range of sensors, modules, and Arduino shields.
| Microcontroller | ATmega328P |
| Board Version | UNO R3 SMD |
| Operating Voltage | 5V |
| Recommended Input Voltage | 7–12V |
| Digital I/O Pins | 14 |
| PWM Pins | 6 |
| Analog Input Pins | 6 |
| Clock Speed | 16 MHz |
| Flash Memory | 32 KB |
| SRAM | 2 KB |
| EEPROM | 1 KB |
| Connectivity | USB |
| Board Dimensions | 68.6 × 53.4 mm |
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