Enhanced and improved, the Arduino UNO R4 Minima is armed with a powerful 32-bit microcontroller courtesy of Renesas. Brace yourself for increased processing power, expanded memory, and a whole new level of on-board peripherals. The best part? Compatibility with existing shields and accessories remains intact, and there's no need to make any changes to the standard form factor or 5 V operating voltage.

Joining the Arduino ecosystem, the UNO R4 is a trusty addition suitable for both beginners and seasoned electronics enthusiasts. Whether you're just starting out or looking to push the boundaries of your projects, this robust board delivers reliable performance every time.

Here's what the UNO R4 Minima brings to the table:

Get ready to unlock a world of possibilities with the Arduino UNO R4 Minima. Its exceptional features and enhanced capabilities make it the perfect companion for your innovative ventures.

Tech specs

Board Name Arduino® UNO R4 Minima
SKU ABX00080
Microcontroller Renesas RA4M1 (Arm® Cortex®-M4)
USB USB-C® Programming Port
Pins Digital I/O Pins 14
Pins Analog input pins 6
DAC 1
PWM pins 6
Communication UART Yes, 1x
I2C Yes, 1x
SPI Yes, 1x
CAN Yes 1 CAN Bus
Power Circuit operating voltage 5 V
Input voltage (VIN) 6-24 V
DC Current per I/O Pin 8 mA
Clock speed Main core 48 MHz
Memory RA4M1 256 kB Flash, 32 kB RAM
Dimensions Width 68.85 mm
Length 53.34 mm