ATmega1281R231 Atmel Corporation, ATmega1281R231 Datasheet - Page 26

• Manufacturer Part Number: ATmega1281R231
• Manufacturer: Atmel Corporation

Specifications of ATmega1281R231

• Flash (kbytes): 128 Kbytes
• Max. Operating Frequency: 16 MHz
• Max I/o Pins: 54
• Spi: 3
• Twi (i2c): 1
• Uart: 2
• Adc Channels: 8
• Adc Resolution (bits): 10
• Adc Speed (ksps): 15
• Analog Comparators: 1
• Crypto Engine: AES
• Sram (kbytes): 8
• Eeprom (bytes): 4096
• Operating Voltage (vcc): 1.8 to 3.6
• Timers: 6
• Frequency Band: 2.4 GHz
• Max Data Rate (mb/s): 2
• Antenna Diversity: Yes
• External Pa Control: Yes
• Power Output (dbm): 3
• Receiver Sensitivity (dbm): -101
• Receive Current Consumption (ma): 13.2
• Transmit Current Consumption (ma): 14.4
• Link Budget (dbm): 104

10.2
2549NS–AVR–05/11
100C1
R
2325 Orchard Parkway
San Jose, CA 95131
0.90 TYP
0.90 TYP
e
D
e
G
J
A
C
D
E
H
B
F
I
10
9
Marked A1 Identifier
TITLE
BOTTOM VIEW
8
100C1, 100-ball, 9 x 9 x 1.2 mm Body, Ball Pitch 0.80 mm
Chip Array BGA Package (CBGA)
TOP VIEW
7
6
E1
E
5
4
3
2
Øb
1
D1
ATmega640/1280/1281/2560/2561
A1 Corner
SYMBOL
A
A1
D
E
D1
E1
Ø
e
b
1.10
0.30
8.90
8.90
7.10
7.10
0.35
COMMON DIMENSIONS
MIN
SIDE VIEW
0.12 Z
A1
(Unit of Measure = mm)
A
0.80 TYP
NOM
0.35
9.00
9.00
7.20
7.20
0.40
–
DRAWING NO.
MAX
1.20
0.40
9.10
9.10
7.30
7.30
0.45
100C1
NOTE
5/25/06
REV.
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