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ATMEGA328P Arduino Chip


SKU: CP0270 Categories: ,


This high performance, low power AVR® 8-bit microcontroller (ATMEGA328P-PU) is programed with the Arduino Optiboot bootloader. Useful for replacing older chips or making your own ’duino boards. The bootloader work well with the BUB; to use Optiboot, just choose the UNO setting on the Arduino IDE.

Specifications of Atmega328P

  • 8-Bit Core
  • 20MHz
  • 32K flash (program memory)
  • 1K EEPROM (non-volatile storage)
  • 2K RAM (working runtime memory)
  • 2.7 V ~ 5.5 V Supply Voltage
  • 23 Digital I/O Pins
  • 6×10 bit A/D Converters
  • I²C, SPI, UART/USART Hardware Protocols
  • 28-DIP (Dual Inline Package)


Additional information

Weight 2 g
Dimensions .4 × 1 × .3 in