UNO R3 Rev3 Board Compatible with Arduino
UNO R3 Rev3 Board Compatible with Arduino
Product Overview
Bring your ideas to life with our Arduino UNO R3 Rev3 Compatible Board a drop-in replacement for the classic UNO R3 that combines proven reliability with modern USB connectivity. Built around the 16 MHz ATmega328P MCU and CH340G USB interface, this versatile 5 V development board is perfect for everything from beginner experiments to complex IoT deployments.
Key Features & Benefits
-
ATmega328P MCU @ 16 MHz
Industry-standard processing power for smooth sketch execution and real-time control. -
CH340G USB-Serial
Plug-and-play USB connectivity on Windows, macOS, and Linux no external USB-serial dongle required. -
Compact Footprint
78 × 53 × 15 mm fits easily into enclosures, wearable projects, and tight PCBs. -
Flexible Powering
7–9 V DC via barrel jack or 5 V via USB; onboard regulator ensures a stable 5 V rail. -
14 Digital I/O (6 PWM)
Drive LEDs, servos, and motors with precise PWM control on pins 3, 5, 6, 9, 10, and 11. -
6 × 10-Bit Analog Inputs
Read sensors from thermistors to photoresistors with 0–1023 resolution. -
32 KB Flash Memory
Includes 2 KB for the bootloader, leaving 30 KB for your sketches. -
Robust I/O
40 mA per pin (200 mA total) to power modules and small loads directly. -
Standard Headers
Compatible with the vast ecosystem of Arduino shields and breadboard wires.
Technical Specifications
| Parameter | Specification |
|---|---|
| Microcontroller | ATmega328P @ 16 MHz |
| USB Interface | CH340G USB-to-Serial (USB-B connector) |
| Operating Voltage | 5 V DC |
| Input Voltage | 7–12 V DC (recommended 7–9 V) |
| Digital I/O | 14 pins (6 PWM outputs) |
| Analog Inputs | 6 channels (10-bit ADC) |
| Flash Memory | 32 KB (2 KB used by bootloader) |
| SRAM / EEPROM | 2 KB / 1 KB |
| Clock Speed | 16 MHz |
| Max DC Current/I/O | 40 mA per pin (200 mA total) |
| Dimensions | 78 × 53 × 15 mm |
| Weight | ≈ 25 g |
Ideal Applications
| Application | Why It Works |
|---|---|
| IoT Prototypes | Built-in serial for sensor-to-cloud demos |
| Robotics & Mechatronics | PWM motors and servo control for dynamic builds |
| Home Automation | Digital triggers and analog monitoring |
| Educational Projects | Easy-to-learn IDE and vast community resources |
| Wearables & Art Installations | Compact size for discreet embedding |
Power & Connectivity
- Barrel Jack (7–12 V): Onboard regulator supplies clean 5 V.
- USB-B Port: USB-powered firmware uploads and serial monitor.
- Vin Pin: Direct raw input feeding onboard regulator.
- 5 V & 3.3 V Pins: Tap regulated voltages for sensors and modules.
What’s in the Box
- 1 × Arduino UNO R3 Rev3 Compatible Board
Harness the full power of the Arduino ecosystem order your UNO R3 Rev3 Compatible Board today and kickstart your next electronics masterpiece!
Delivery
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Returns
Something not quite right? You have 14 days from the day you receive it, to send something back.
Please note, we cannot offer refunds on fashion face masks, cosmetics, pierced jewellery, adult toys, and swimwear or lingerie if the hygiene seal is not in place or has been broken. Items of footwear and/or clothing must be unworn and unwashed with the original labels attached. Also, footwear must be tried on indoors. Items of homeware including bedlinen, mattresses, and toppers, and pillows must be unused and in their original unopened packaging. This does not affect your statutory rights.
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