ATMEGA88-20MUR Atmel, ATMEGA88-20MUR Datasheet - Page 287
ATMEGA88-20MUR
Manufacturer Part Number
ATMEGA88-20MUR
Description
MCU AVR 8K FLASH 20MHZ 32QFN
Manufacturer
Atmel
Series
AVR® ATmegar
Specifications of ATMEGA88-20MUR
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
8KB (4K 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
*
Cpu Family
ATmega
Device Core
AVR
Device Core Size
8b
Frequency (max)
20MHz
Interface Type
SPI/TWI/USART
Total Internal Ram Size
1KB
# I/os (max)
23
Number Of Timers - General Purpose
3
Operating Supply Voltage (typ)
3.3/5V
Operating Supply Voltage (max)
5.5V
Operating Supply Voltage (min)
2.7V
On-chip Adc
8-chx10-bit
Instruction Set Architecture
RISC
Operating Temp Range
-40C to 85C
Operating Temperature Classification
Industrial
Mounting
Surface Mount
Pin Count
32
Package Type
MLF EP
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
- Current page: 287 of 377
- Download datasheet (9Mb)
2545T–AVR–05/11
Table 28-5.
Note:
Table 28-6.
Notes:
Extended fuse byte
–
–
–
–
–
BOOTSZ1
BOOTSZ0
BOOTRST
High fuse byte
RSTDISBL
DWEN
SPIEN
WDTON
EESAVE
BODLEVEL2
BODLEVEL1
BODLEVEL0
(2)
1. The default value of BOOTSZ1..0 results in maximum boot size. See
1. See
2. The SPIEN fuse is not accessible in serial programming mode.
3. See
4. See
(3)
(1)
for details.
(4)
(4)
(4)
Extended fuse byte for mega88/168.
Fuse high byte.
“Alternate functions of port C” on page 81
“WDTCSR – Watchdog timer control register” on page 53
Table 29-4 on page 307
Bit no.
Bit no.
7
6
5
4
3
2
1
0
7
6
5
4
3
2
1
0
for BODLEVEL fuse decoding.
Description
–
–
–
–
–
Select boot size
(see
and
for details)
Select boot size
(see
and
for details)
Select reset vector
Description
External reset disable
debugWIRE enable
Enable serial program and
data downloading
Watchdog timer always on
EEPROM memory is
preserved through the chip
erase
Brown-out detector trigger
level
Brown-out detector trigger
level
Brown-out detector trigger
level
Table 27-9 on page 282
Table 27-9 on page 282
Table 27-6 on page 281
Table 27-6 on page 281
for description of RSTDISBL fuse.
ATmega48/88/168
Default value
1
1
1
1
1
0 (programmed)
0 (programmed)
1 (unprogrammed)
Default value
1 (unprogrammed)
1 (unprogrammed)
0 (programmed, SPI
programming enabled)
1 (unprogrammed)
1 (unprogrammed), EEPROM
not reserved
1 (unprogrammed)
1 (unprogrammed)
1 (unprogrammed)
for details.
Table 28-11 on page 290
(1)
(1)
287
Related parts for ATMEGA88-20MUR
Image
Part Number
Description
Manufacturer
Datasheet
Request
R
Part Number:
Description:
IC MCU AVR 8K 5V 20MHZ 32-TQFP
Manufacturer:
Atmel
Datasheet:
Part Number:
Description:
Manufacturer:
Atmel Corporation
Datasheet:
Part Number:
Description:
Manufacturer:
Atmel Corporation
Datasheet:
Part Number:
Description:
MCU AVR 8K FLASH 15MHZ 32-QFN
Manufacturer:
Atmel
Datasheet:
Part Number:
Description:
IC AVR MCU 8K 20MHZ 5V 32TQFP
Manufacturer:
Atmel
Datasheet:
Part Number:
Description:
IC AVR MCU 8K 20MHZ 5V 32-QFN
Manufacturer:
Atmel
Datasheet:
Part Number:
Description:
IC AVR MCU 8K 20MHZ 5V 28DIP
Manufacturer:
Atmel
Datasheet:
Part Number:
Description:
IC MCU AVR 8K 5V 20MHZ 32-TQFP
Manufacturer:
Atmel
Datasheet:
Part Number:
Description:
IC MCU AVR 8K 5V 20MHZ 32-QFN
Manufacturer:
Atmel
Datasheet:
Part Number:
Description:
IC MCU AVR 8K 5V 20MHZ 32-QFN
Manufacturer:
Atmel
Datasheet:
Part Number:
Description:
IC MCU AVR 8K 5V 20MHZ 28-DIP
Manufacturer:
Atmel
Datasheet:
Part Number:
Description:
IC MCU AVR 8K 5V 20MHZ 28-DIP
Manufacturer:
Atmel
Datasheet:
Part Number:
Description:
MCU AVR 8K FLASH 20MHZ 32TQFP
Manufacturer:
Atmel
Datasheet: