Data Sheet

648
ATmega48A/PA/88A/PA/168A/PA/328/P [DATASHEET]
Atmel-8271H-AVR- ATmega-Datasheet_08/2014
41.7 Rev. 8271B – 04/10
41.8 Rev. 8271A – 12/09
1. Updated Table 9-8 with correct value for timer oscillator at xtal2/tos2
2. Corrected use of SBIS instructions in assembly code examples.
3.
Corrected BOD and BODSE bits to R/W in Section 10.11.2 on page 46, Section 12.5 on page 69 and Section 14.4
on page 92
4.
Figures for bandgap characterization added, Figure 31-34 on page 340, Figure 31-81 on page 365, Figure 31-128
on page 390, Figure 31-176 on page 416, Figure 31-223 on page 440, Figure 31-271 on page 466, Figure 31-318
on page 490 and Figure 31-365 on page 515.
5. Updated ”Packaging Information” on page 634 by replacing 28M1 with a correct corresponding package.
1.
New datasheet 8271 with merged information for ATmega48PA, ATmega88PA, ATmega168PA and ATmega48A,
ATmega88A andATmega168A. Also included information on ATmega328 and ATmega328P
2
Changes done:
̶ New devices added: ATmega48A/ATmega88A/ATmega168A and ATmega328
̶ Updated Feature Description
̶ Updated Table 2-1 on page 7
̶ Added note for BOD Disable on page 41.
̶ Added note on BOD and BODSE in ”MCUCR – MCU Control Register” on page 92 and ”Register
Description” on page 279
̶ Added limitation information for the application ”Boot Loader Support – Read-While-Write Self-
Programming” on page 264
̶ Added limitation information for ”Program And Data Memory Lock Bits” on page 281
̶ Added specified DC characteristics
̶ Added typical characteristics
̶ Removed exception information in ”Address Match Unit” on page 214.