Datasheet

ATmega48A/PA/88A/PA/168A/PA/328/P
 2018 Microchip Technology Inc. Data Sheet Complete DS40002061A-page 659
41.9 Rev. 8271C – 08/10
41.10 Rev. 8271B – 04/10
41.11 Rev. 8271A – 12/09
1. Added 32UFBGA Pinout, Table 1-1 on page 12.
2. Updated the “SRAM Data Memory”, Figure 8-3 on page 28.
3. Updated ”Ordering Information” on page 628 with CCU and CCUR code related to “32CC1” Package drawing.
4. “32CC1” Package drawing added ”Packaging Information” on page 636.
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 54, Section 12.5 on page 77 and Section 14.4
on page 100
4. Figures for bandgap characterization added, Figure 31-34 on page 344, Figure 31-81 on page 369, Figure 31-128
on page 394, Figure 31-176 on page 420, Figure 31-223 on page 444, Figure 31-271 on page 470, Figure 31-318
on page 494 and Figure 31-365 on page 519.
5. Updated ”Packaging Information” on page 636 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 16
 Added note for BOD Disable on page 49.
 Added note on BOD and BODSE in ”MCUCR – MCU Control Register” on page 100 and ”Register
Description” on page 287
 Added limitation information for the application ”Boot Loader Support – Read-While-Write Self-
Programming” on page 272
 Added limitation information for ”Program And Data Memory Lock Bits” on page 289
 Added specified DC characteristics
 Added typical characteristics
 Removed exception information in ”Address Match Unit” on page 222.