ATMEGA48-20MI Atmel, ATMEGA48-20MI Datasheet - Page 364

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ATMEGA48-20MI

Manufacturer Part Number
ATMEGA48-20MI
Description
IC AVR MCU 4K 5V 20MHZ 32-QFN
Manufacturer
Atmel
Series
AVR® ATmegar
Datasheets

Specifications of ATMEGA48-20MI

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
4KB (2K x 16)
Program Memory Type
FLASH
Eeprom Size
256 x 8
Ram Size
512 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
Other names
ATMEGA48-24MI
ATMEGA48-24MI
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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“Preliminary“ removed through the datasheet.
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Updated Note in
Table 8-10 on page
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Updated“Errata ATmega48” on page 356
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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
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“MCUCR – MCU Control Register” on page
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Table 8-5 on page
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Table 8-8 on page
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2545S–AVR–07/10
33,

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