Datasheet

31
8271BS–AVR–01/10
ATmega48A/48PA/88A/88PA/168A/168PA/328/328P
9. Datasheet Revision History
Please note that the referring page numbers in this section are referred to this document. The
referring revision in this section are referring to the document revision.
9.1 Rev. 8271B-01/10
9.2 Rev. 8271A-12/09
1. Updated ”Packaging Information” on page 539 by replacing 28M1 with a correct corresponding
package.
2. Editing update
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 6
– Added note for BOD Disable on page 40.
– Added note on BOD and BODSE in ”MCUCR – MCU Control Register” on
page 93 and ”Register Description” on page 294
– Added limitation informatin for the application ”Boot Loader Support –
Read-While-Write Self-Programming” on page 279
– Added limitiation information for ”Program And Data Memory Lock Bits” on
page 296
– Added specified DC characteristice per processor
– Added typical characteristics per processor
– Removed execption information in ”Address Match Unit” on page 223.