Rev. DS40001909A – 05/2017

  1. 1.Change of document style.
  2. 2.New Microchip document number. Previous version was Atmel document 42176 rev.G.
  3. 3.Absolute Maximum Ratings: add note for reset pad voltage.
  4. 4.Update I/O Multiplexing
  5. 5.ASSR: Change Bit 3 name to OCR2AUB: Output Compare Register2 Update Busy.
  6. 6.Update Alternate Functions of Port B, Alternate Functions of Port C, Alternate Functions of Port D, Alternate Functions of Port E
  7. 7.ADC - Analog to Digital Converter
  8. 8.Add Errata Rev. O for ATmega168PB.
  9. 9.Electrical Characteristics - DC Characteristics: AC Input Offset Voltage improvement