ATMEGA48PA-AN Atmel, ATMEGA48PA-AN Datasheet - Page 296

• Manufacturer Part Number: ATMEGA48PA-AN
• Description: MCU AVR 4KB FLASH 20MHZ 32TQFP
• Manufacturer: Atmel
• Series: AVR® ATmegar

Specifications of ATMEGA48PA-AN

• 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): 1.8 V ~ 5.5 V
• Data Converters: A/D 8x10b
• Oscillator Type: Internal
• Operating Temperature: -40°C ~ 85°C
• Package / Case: *
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

8161D–AVR–10/09
Table 27-5.
Note:
Table 27-6.
Note:
Table 27-7.
Extended Fuse Byte
–
–
–
–
–
BOOTSZ1
BOOTSZ0
BOOTRST
Extended Fuse Byte
–
–
–
–
–
BODLEVEL2
BODLEVEL1
BODLEVEL0
High Fuse Byte
RSTDISBL
DWEN
SPIEN
(2)
1. The default value of BOOTSZ[1:0] results in maximum Boot Size. See
1. See
(1)
page
(1)
(1)
(1)
Extended Fuse Byte for ATmega88PA/168PA
Extended Fuse Byte for ATmega328P
Fuse High Byte for ATmega48PA/88PA/168PA
Table 28-4 on page 318
300.
Bit No
Bit No
Bit No
7
6
5
4
3
2
1
0
7
6
5
4
3
2
1
0
7
6
5
ATmega48PA/88PA/168PA/328P
for BODLEVEL Fuse decoding.
Description
–
–
–
–
–
Select Boot Size
(see
Table 26-7 on page 289
Table 26-10 on page 290
for details)
Select Boot Size
(see
Table 26-7 on page 289
Table 26-10 on page 290
for details)
Select Reset Vector
Description
–
–
–
–
–
Brown-out Detector trigger
level
Brown-out Detector trigger
level
Brown-out Detector trigger
level
Description
External Reset Disable
debugWIRE Enable
Enable Serial Program and
Data Downloading
and
and
Default Value
1
1
1
1
1
0 (programmed)
0 (programmed)
1 (unprogrammed)
Default Value
1
1
1
1
1
1 (unprogrammed)
1 (unprogrammed)
1 (unprogrammed)
Default Value
1 (unprogrammed)
1 (unprogrammed)
0 (programmed, SPI
programming enabled)
”Pin Name Mapping” on
(1)
(1)
296