ATMega328-PU ATmel Microcontroller IC – Pack of 5





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The ATMega328-PU is a high performance, low power AVR 8-Bit Microcontroller. It is used in Arduino as it’s brain as well as other devices.

The ATMega328-PU has 10-Bit ADC, a maximum operating frequency of 20MHz and 28 I/O lines.



  • CPU type: 8-Bit AVR
  • Performance: 20 MIPS @ 20MHz
  • Flash memory: 32Kb
  • SRAM: 2Kb
  • EEPROM: 1Kb
  • Pin count: 28 or 32
  • Pin: PDIP-28, MLF-28, TQFP-32, MLF-32
  • Operating frequency: 20MHz
  • Number of channels: 16
  • Maximum I/O pins: 23
  • External interrupts: 2



  • 5 x ATMega328-PU ATmel Microcontroller IC

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