Specification
Introducing the Arduino UNO R4 Minima! This board boasts the RA4M1 microprocessor from Renesas, delivering increased processing power, expanded memory, and additional peripherals. And the best part? It stays true to the reliable UNO form factor and operates at a practical 5 V voltage. Brace yourself for an upgrade like no other with the Arduino UNO R4 Minima!

Overview
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.

Tech specs
Board Name: Arduino® UNO R4 Minima
Microcontroller: Renesas RA4M1 (Arm® Cortex®-M4)
USB: USB-C® Programming Port
Pins:
Digital I/O Pins: 14
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