ATmega1281R231 Atmel Corporation, ATmega1281R231 Datasheet - Page 38

• 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

12.8
12.9
12.10 Rev. 2549E-04/06
12.11 Rev. 2549D-12/05
2549NS–AVR–05/11
Rev. 2549G-06/06
Rev. 2549F-04/06
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Advanced Information Status changed to Preliminary.
Changed number of I/O Ports from 51 to 54.
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Table 26-6 on page
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Figure 1-2 on page
“Features” on page
“” on page
“Power Management and Sleep Modes” on page
Figure 26-9 on page 285
“Setting the Boot Loader Lock Bits by SPM” on page
“Ordering Information” on page
“Errata” on page
Figure 9-3 on page
Table 20-2 on page 187
“Fuse Bits” on page
“Features” on page
Table 12-1 on page
“Bit 6 – ACBG: Analog Comparator Bandgap Select” on page
“Prescaling and Conversion Timing” on page
“Maximum speed vs. V
“Ordering Information” on page
Figure 26-1 on page
Table 31-9 on page 377
“Filling the Temporary Buffer (Page Loading)” on page
“Typical Characteristics” on page
“Packaging Information” on page
“Errata” on page
“ADCSRB – ADC Control and Status Register B” on page
“TCCR0A – Timer/Counter Control Register A” on page
Table 12-1 on page
Table 12-1 on page
Table 4 on page
in“ADC – Analog to Digital Converter” on page 275
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“ADC – Analog to Digital Converter” on page
“ADC – Analog to Digital Converter” on page
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