ATMEGA48-20MJ Atmel, ATMEGA48-20MJ Datasheet - Page 364
ATMEGA48-20MJ
Manufacturer Part Number
ATMEGA48-20MJ
Description
IC AVR MCU 4K 5V 20MHZ 32-QFN
Manufacturer
Atmel
Series
AVR® ATmegar
Specifications of ATMEGA48-20MJ
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
Lead free / RoHS Compliant
Other names
ATMEGA48-24MJ
ATMEGA48-24MJ
ATMEGA48-24MJ
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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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1.
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1.
2.
3.
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
Updated
Updated
Updated
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
2.
1.
1.
1.
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29,
Table 8-5 on page
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Table 8-8 on page
63.
2545S–AVR–07/10
33,
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