ATMEGA328P-20PU Atmel, ATMEGA328P-20PU Datasheet - Page 409

• 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

35. Datasheet Revision History
35.1
35.2
35.3
35.4
35.5
8025K–AVR–10/09
Rev. 8025K-10/09
Rev. 8025J-05/09
Rev. 8025I-02/09
Rev. 8025H-02/09
Rev. 8025G-01/09
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.
1.
2.
1.
2.
3.
1.
1.
2.
3.
4.
5.
1
2.
3.
4.
5.
6.
7.
8.
9.
Added Power-save Maximum values and footnote to
Updated
Editorial updates.
Removed the “About” section.
Removed ATmega328P device and its reference from the data sheet.
Editorial updates.
Removed “preliminary” from ATmega48P/88P/168P.
Added Power-save Maximum values and footnote to
tics” on page
Added Power-save Maximum values and footnote to
tics” on page
Added Power-save Maximum values and footnote to
tics” on page
Added errata for revision A,
ATmega48P/88P not recommended for new designs.
Updated the footnote Note1 of the
Updated the
Updated the
Updated the footnote Note1 of the
Updated the footnote Note2 of the
and removed TBD from the table.
Updated the footnote Note2 of the
and removed TBD from the table.
Updated the footnote Note2 of the
and removed TBD from the table.
Updated the footnote Note2 of the
“Low Frequency Crystal Oscillator”
Table 8-5 on page 30
Table 8-11 on page 33
309.
310.
310.
”” on page
Table 8-3 on page
Table 8-13 on page
”” on page 311
by removing a footnote Note1.
”ATmega168P DC Characteristics” on page 310
by removing a footnote Note1.
”ATmega48P DC Characteristics” on page 309
”ATmega88P DC Characteristics” on page 310
408.
ATmega48P/88P/168P
with the
and removed TBD from the table.
Table 8-8 on page
”” on page
”ATmega168P DC Characteris-
29.
”ATmega48P DC Characteris-
”ATmega88P DC Characteris-
34.
311.
32.
409