ATMEGA168-20MI Atmel, ATMEGA168-20MI Datasheet - Page 364
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ATMEGA168-20MI
Manufacturer Part Number
ATMEGA168-20MI
Description
IC AVR MCU 16K 20MHZ 32-QFN
Manufacturer
Atmel
Series
AVR® ATmegar
Specifications of ATMEGA168-20MI
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-VQFN Exposed Pad, 32-HVQFN, 32-SQFN, 32-DHVQFN
Lead Free Status / RoHS Status
Contains lead / RoHS non-compliant
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35.7
35.8
35.9
35.10 Rev. 2545J-12/06
35.11 Rev. 2545I-11/06
35.12 Rev. 2545H-10/06
364
Rev. 2545M-09/07
Rev. 2545L-08/07
Rev. 2545K-04/07
ATmega48/88/168
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Added section
Updated Features in
Fixed typos in
Updated typos.
Updated
Updated
Updated
Added
Updated
“Preliminary“ removed through the datasheet.
Updated
Updated code example in
Updated
Updated Note in
Table 8-10 on page
Updated
Updated“Errata ATmega48” on page 356
Changed description in
Updated
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Updated
Updated
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“Data Retention” on page
“System Clock Prescaler” on page
“Alternate Functions of Port B” on page
“Pin Thresholds and Hysteresis” on page
“ADC Characteristics” on page
“Features” on page
“System and Reset Characteristics” on page
“Interrupts” on page
“Features” on page
Table 1-1 on page
“Ordering Information” on page
“Packaging Information” on page
“Features” on page
“Features” on page
“Calibrated Internal RC Oscillator” on page
Table 28-3 on page
“” on page
Table 8-3 on page
33.
“2-wire Serial Interface” on page
“Analog-to-Digital Converter” on page
306.
“MCUCR – MCU Control Register” on page
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Table 8-5 on page
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Table 8-8 on page
63.
2545S–AVR–07/10
33,
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