Arduino Compatible UNO SMD R3 ATMega328P CH340G Micro USB

Arduino Compatible UNO SMD R3 ATMega328P CH340G Micro USB

Regular price $5.98

Arduino Uno is a microcontroller board based on the ATmega328P. It has 14 digital input/output pins (6 can be used as PWM outputs), 6 analog inputs, a 16 MHz quartz crystal, a Micro USB connection, a power jack, an ICSP header, and a reset button. It contains everything needed to support the microcontroller; simply connect it to a computer with a USB cable or power it with an AC-to-DC adapter or battery to get started.


  • Microcontroller: ATmega328P (SMD Version)
  • Operating Voltage: 5V
  • Input Voltage (recommended): 7-12V
  • Input Voltage (limit): 6-20V
  • Digital I/O Pins: 14 (6 provide PWM output)
  • PWM Digital I/O Pins: 6
  • Analog Input Pins: 6
  • DC Current per I/O Pin: 20 mA
  • DC Current for 3.3V Pin: 50 mA
  • Flash Memory: 32 KB (ATmega328P) 0.5 KB used by bootloader
  • SRAM: 2 KB (ATmega328P)
  • EEPROM: 1 KB (ATmega328P)
  • Clock Speed: 16 MHz
  • LED_BUILTIN: Pin 13


  • ATmega328-AU microcontroller with UNO Bootloader Installed.
  • CH340G Replace ATmega16U2
  • USB Programming Facilitated by the CH340G.
  • Micro USB Connector
  • ICSP Header
  • 3 extra lines of connectors for solder pins and get additional 3.3V, 5V, GND, SCL, SDA, RX, and TX.

Getting Started with Arduino UNO

If you are running Windows 8+ you may need to install this driver.

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