ATmega1281R231 Atmel Corporation, ATmega1281R231 Datasheet - Page 446

• 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

2549N–AVR–05/11
33 Register Summary ............................................................................... 411
34 Instruction Set Summary .................................................................... 416
35 Ordering Information ........................................................................... 419
36 Packaging Information ........................................................................ 424
37 Errata ..................................................................................................... 428
32.1
32.2
32.3
32.4
32.5
32.6
32.7
32.8
32.9
32.10
32.11
32.12
35.1
35.2
35.3
35.4
35.5
36.1
36.2
36.3
36.4
37.1
37.2
37.3
37.4
37.5
37.6
37.7
37.8
Active Supply Current ....................................................................................385
Idle Supply Current ........................................................................................388
Power-down Supply Current ..........................................................................392
Power-save Supply Current ...........................................................................393
Standby Supply Current ................................................................................394
Pin Pull-up .....................................................................................................394
Pin Driver Strength ........................................................................................397
Pin Threshold and Hysteresis ........................................................................399
BOD Threshold and Analog Comparator Offset ............................................402
Internal Oscillator Speed ...............................................................................404
Current Consumption of Peripheral Units ......................................................406
Current Consumption in Reset and Reset Pulsewidth ..................................409
ATmega640 ...................................................................................................419
ATmega1280 .................................................................................................420
ATmega1281 .................................................................................................421
ATmega2560 .................................................................................................422
ATmega2561 .................................................................................................423
100A ..............................................................................................................424
100C1 ............................................................................................................425
64A ................................................................................................................426
64M2 ..............................................................................................................427
ATmega640 rev. B .........................................................................................428
ATmega640 rev. A .........................................................................................428
ATmega1280 rev. B .......................................................................................428
ATmega1280 rev. A .......................................................................................429
ATmega1281 rev. B .......................................................................................429
ATmega1281 rev. A .......................................................................................430
ATmega2560 rev. F .......................................................................................430
ATmega2560 rev. E .......................................................................................430
ATmega640/1280/1281/2560/2561
vii