ATMEGA48A_11 datasheet(34/35 Pages) ATMEL

Part #	ATMEGA48A

Description	8-bit Atmel Microcontroller with 4/8/16/32K Bytes In-System Programmable Flash

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Manufacturer	ATMEL [ATMEL Corporation]

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34

8271DS–AVR–05/11

ATmega48A/PA/88A/PA/168A/PA/328/P

12.4

Rev. 8271A – 12/09

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 41.

– Added note on BOD and BODSE in ”MCUCR – MCU Control Register” on

page 94 and ”Register Description” on page 295

– Added limitation informatin for the application ”Boot Loader Support –

Read-While-Write Self-Programming” on page 280

– Added limitiation information for ”Program And Data Memory Lock Bits” on

page 297

– Added specified DC characteristics

– Added typical characteristics

– Removed exception information in ”Address Match Unit” on page 224.

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