Arduino UNO R3
The Arduino UNO R3 is the world's most popular open-source microcontroller development board based on the Microchip ATmega328P. It is widely used for embedded …
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Product Description
Overview
The Arduino UNO R3 is the reference board of the Arduino platform and is ideal for beginners and professionals alike. It features the ATmega328P microcontroller, a USB interface for programming, digital and analog I/O pins, PWM outputs, and multiple communication interfaces including UART, SPI, and I²C.
The board can be powered through the USB port, DC barrel jack, or VIN pin, making it suitable for standalone and portable applications. Thousands of Arduino libraries and shields are available, allowing rapid development of robotics, IoT, automation, and sensor-based projects.
Specifications
Microcontroller: Microchip ATmega328P
USB Interface IC: ATmega16U2 (Official Board)
Architecture: 8-bit AVR
Operating Voltage: 5 V DC
Input Voltage (Recommended): 7 V to 12 V
Input Voltage (Limit): 6 V to 20 V
Clock Speed: 16 MHz
Flash Memory: 32 KB (0.5 KB used by Bootloader)
SRAM: 2 KB
EEPROM: 1 KB
Digital I/O Pins: 14
PWM Channels: 6
Analog Input Pins: 6
ADC Resolution: 10-bit
UART: 1
SPI: 1
I2C (TWI): 1
External Interrupts: 2
DC Current per I/O Pin: 20 mA
3.3 V Output Current: 50 mA
USB Connector: USB Type-B
DC Power Jack: 2.1 mm Center Positive
Operating Temperature: -40°C to +85°C
PCB Dimensions: 68.6 × 53.4 mm
Weight: Approximately 25 g
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No specifications listed yet for this component.
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