ATMEGA168P-20AU Atmel, ATMEGA168P-20AU Datasheet - Page 410

• Manufacturer Part Number: ATMEGA168P-20AU
• Description: MCU AVR 16K FLASH 20MHZ 32-TQFP
• Manufacturer: Atmel
• Series: AVR® ATmegar

Specifications of ATMEGA168P-20AU

• Core Processor: AVR
• Core Size: 8-Bit
• Speed: 20MHz
• Connectivity: I²C, SPI, UART/USART
• Peripherals: Brown-out Detect/Reset, POR, PWM, WDT
• Number Of I /o: 23
• Program Memory Size: 16KB (8K x 16)
• Program Memory Type: FLASH
• Eeprom Size: 512 x 8
• Ram Size: 1K x 8
• Voltage - Supply (vcc/vdd): 2.7 V ~ 5.5 V
• Data Converters: A/D 8x10b
• Oscillator Type: Internal
• Operating Temperature: -40°C ~ 85°C
• Package / Case: 32-TQFP, 32-VQFP
• Package: 32TQFP
• Device Core: AVR
• Family Name: ATmega
• Maximum Speed: 20 MHz
• Operating Supply Voltage: 3.3|5 V
• Data Bus Width: 8 Bit
• Number Of Programmable I/os: 23
• Interface Type: SPI/TWI/USART
• On-chip Adc: 8-chx10-bit
• Number Of Timers: 3
• For Use With: ATSTK600-TQFP32 - STK600 SOCKET/ADAPTER 32-TQFPATAVRDRAGON - KIT DRAGON 32KB FLASH MEM AVR
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

35. Datasheet Revision History
35.1
35.2
35.3
35.4
35.5
35.6
8025L–AVR–7/10
Rev. 8025L-07/10
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.
1.
2.
3.
1.
1.
2.
3.
4.
5.
1
2.
3.
4.
5.
Added Power-save Maximum values and footnote to
Removed from the front page, the note “Not recommended for new design....”.
Editorial updates.
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
“Low Frequency Crystal Oscillator”
Table 8-5 on page 31
Table 8-11 on page 34
310.
311.
311.
”” on page
Table 8-3 on page
Table 8-13 on page
by removing a footnote Note1.
by removing a footnote Note1.
409.
ATmega48P/88P/168P
with the
Table 8-8 on page
”” on page
”ATmega168P DC Characteris-
30.
”ATmega48P DC Characteris-
”ATmega88P DC Characteris-
35.
312.
33.
410