ATMEGA328P-20PU Atmel, ATMEGA328P-20PU Datasheet - Page 418

• Manufacturer Part Number: ATMEGA328P-20PU
• Manufacturer: Atmel

Specifications of ATMEGA328P-20PU

• Cpu Family: ATmega
• Device Core: AVR
• Device Core Size: 8b
• Frequency (max): 20MHz
• Interface Type: SPI/TWI/USART
• Program Memory Type: Flash
• Program Memory Size: 32KB
• Total Internal Ram Size: 2KB
• # I/os (max): 23
• Number Of Timers - General Purpose: 3
• Operating Supply Voltage (typ): 3.3/5V
• Operating Supply Voltage (max): 5.5V
• Operating Supply Voltage (min): 2.7V
• On-chip Adc: 6-chx10-bit
• Instruction Set Architecture: RISC
• Operating Temp Range: -40C to 85C
• Operating Temperature Classification: Industrial
• Mounting: Through Hole
• Pin Count: 28
• Package Type: PDIP
• Lead Free Status / Rohs Status: Compliant

8025K–AVR–10/09
30 Register Summary ............................................................................... 394
31 Instruction Set Summary .................................................................... 398
32 Ordering Information ........................................................................... 401
33 Packaging Information ........................................................................ 404
34 Errata ..................................................................................................... 408
35 Datasheet Revision History ................................................................ 409
Table of Contents....................................................................................... i
29.3ATmega168P Typical Characteristics .................................................................370
32.1ATmega48P ........................................................................................................401
32.2ATmega88P ........................................................................................................402
32.3ATmega168P ......................................................................................................403
33.132A ......................................................................................................................404
33.228M1 ...................................................................................................................405
33.332M1-A ................................................................................................................406
33.428P3 ....................................................................................................................407
34.1Errata ATmega48P ..............................................................................................408
34.2Errata ATmega88P ..............................................................................................408
34.3Errata ATmega168P ............................................................................................408
35.1Rev. 8025K-10/09 ...............................................................................................409
35.2Rev. 8025J-05/09 ................................................................................................409
35.3Rev. 8025I-02/09 .................................................................................................409
35.4Rev. 8025H-02/09 ...............................................................................................409
35.5Rev. 8025G-01/09 ...............................................................................................409
35.6Rev. 8025F-08/08 ................................................................................................410
35.7Rev. 8025E-08/08 ...............................................................................................410
35.8Rev. 8025D-03/08 ...............................................................................................410
35.9Rev. 8025C-01/08 ...............................................................................................411
35.10Rev. 8025B-01/08 .............................................................................................411
35.11Rev. 8025A-07/07 .............................................................................................411
ATmega48P/88P/168P
vii