Rev. 42176E – 10/2015

1. Removed Preliminary
2. General editing update
3. Replaced the pinout drawings Figure 2-1 on page 3 and Figure 2-2 on page 4
4. Replaced the block diagram Figure 3-1 on page 7.
5. Replaced the ”Block Diagram of the AVR Architecture” on page 10, Figure 8-1.
6. Removed “Full Swing Crystal Oscillator” from the Table 10-1 on page 30.
7. Removed the section “Full Swing Crystal Oscillator”
8. Added ”Unique Device ID” on page 28
9. Update to correct addresses:
  • “PORTE – The Port E Data Register” ,
  • “DDRE – The Port E Data Direction Register” ,
  • “PINE – The Port E Input Pins Address()”
10. ”Temperature Measurement” on page 253:
  • Updated the values in Table 25-2 on page 253.
11. Added ” Reading the Signature Row from Software” on page 277.
12. Updated typical values in ”ATmega48PB/88PB DC Characteristics” on page 304.
13. Updated ”ATmega48PB/88PB Typical Characteristics” on page 316.
  • Added ”Power-save Supply Current” on page 323.
  • Added ”Power-standby Supply Current” on page 323.
14. Updated the typical values in ”ATmega168PB DC Characteristics” on page 305.
15. Updated ”ATmega168PB Typical Characteristics” on page 341.
  • Added ”Power-save Supply Current” on page 348.
  • Added ”Power-standby Supply Current” on page 348.