Arduino UNO R4 Minima Product Reference Manual page 3

Features
R7FA4M1AB3CFM#AA0
48 MHz Arm® Cortex®-M4 microprocessor with a floating point unit (FPU)
5 V operating voltage
Real-time Clock (RTC)
Memory Protection Unit (MPU)
Digital Analog Converter (DAC)
Memory
256 kB Flash Memory
32 kB SRAM
8 kB Data Memory (EEPROM)
Pins
14x digital pins (GPIO), D0-D13
6x analog input pins (ADC), A0-A5
6x PWM pins: D3,D5,D6,D9,D10,D11
Peripherals
Capacitive Touch Sensing Unit (CTSU)
USB 2.0 Full-Speed Module (USBFS)
up to 14-bit ADC
up to 12-bit DAC
Operational Amplifier (OPAMP)
Power
Recommended input voltage (VIN) is 6-24 V
5 V operating voltage
Barrel jack connected to VIN pin
Power via USB-C® at 5 V
Schottky diodes for overvoltage and reverse polarity protection
Communication
1x UART (pin D0, D1)
1x SPI (pin D10-D13, ICSP header)
1x I²C (pin A4, A5, SDA, SCL)
1x CAN (pin D4, D5, external transceiver is required)
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Arduino® UNO R4 Minima
Arduino® UNO R4 Minima
Modified: 19/06/2023