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Home / Development Boards & Control Boards / Arduino Uno Development Board ATmega328P Improved Version UNO-R3 Mainboard Microcontroller Module
Development Boards & Control Boards

Attributes

Brand -
Category Electronic Components / Maker DIY / Development Boards & Control Boards
Origin -
Microcontroller ATmega328P
Operating Voltage 5V
Digital I/O Pins 14
PWM Channels 6
Analog Input Pins 6
DC Current per I/O Pin 20 mA
Flash Memory 32 KB
SRAM 2 KB
EEPROM 1 KB
Clock Speed 16 MHz

5 reviews

A

Anonymous

Mar 13, 2026

Rating: 5/5

Great Starter Board

Works perfectly out of the box. Very easy to set up with the IDE.

A

Anonymous

Feb 17, 2026

Rating: 5/5

Classic UNO

The standard for a reason. Compatible with all my shields.

A

Anonymous

Feb 17, 2026

Rating: 4/5

Good Value

Solid board but no cable included. Otherwise no complaints.

A

Anonymous

Feb 11, 2026

Rating: 5/5

Reliable

Using it for home automation. Stable connection.

A

Anonymous

Feb 02, 2026

Rating: 5/5

Fast Delivery

Product arrived well protected. Genuine quality.

5 FAQ

Q: Compatible with Windows 11?

A: Yes, drivers are available online.

Q: Is it original Arduino?

A: This is a compatible module based on UNO R3.

Q: Max input voltage?

A: Recommended 7-12V, limit 20V.

Q: Can I power it via USB?

A: Yes, USB provides 5V power.

Q: Is USB cable included?

A: No, please purchase separately.

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