ATMEGA48A-MMHR Atmel, ATMEGA48A-MMHR Datasheet - Page 557
ATMEGA48A-MMHR
Manufacturer Part Number
ATMEGA48A-MMHR
Description
IC MCU AVR 4K FLASH 28QFN
Manufacturer
Atmel
Series
AVR® ATmegar
Datasheet
1.ATMEGA48A-MMHR.pdf
(566 pages)
Specifications of ATMEGA48A-MMHR
Package / Case
28-VQFN Exposed Pad, 28-HVQFN, 28-SQFN, 28-DHVQFN
Voltage - Supply (vcc/vdd)
1.8 V ~ 5.5 V
Operating Temperature
-40°C ~ 85°C
Speed
20MHz
Number Of I /o
23
Eeprom Size
256 x 8
Core Processor
AVR
Program Memory Type
FLASH
Ram Size
512 x 8
Program Memory Size
4KB (4K x 8)
Data Converters
A/D 8x10b
Oscillator Type
Internal
Peripherals
Brown-out Detect/Reset, POR, PWM, WDT
Connectivity
I²C, SPI, UART/USART
Core Size
8-Bit
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
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35.3
8271C–AVR–08/10
Rev. 8271A – 12/09
ATmega48A/48PA/88A/88PA/168A/168PA/328/328
1.
2
New datasheet 8271 with merged information for ATmega48PA, ATmega88PA,
ATmega168PA and ATmega48A, ATmega88A andATmega168A. Also included
information on ATmega328 and ATmega328P
Changes done:
– New devices added: ATmega48A/ATmega88A/ATmega168A and
– Updated Feature Description
– Updated
– Added note for BOD Disable on
– Added note on BOD and BODSE in
– Added limitation informatin for the application
– Added limitiation information for
– Added specified DC characteristics
– Added typical characteristics
– Removed exception information in
ATmega328
page 93
Read-While-Write Self-Programming” on page 279
page 296
and
Table 2-1 on page 6
”Register Description” on page 294
page
”Program And Data Memory Lock Bits” on
”Address Match Unit” on page
”MCUCR – MCU Control Register” on
40.
”Boot Loader Support –
223.
557
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