ATmega644PR231 Atmel Corporation, ATmega644PR231 Datasheet - Page 375

• Manufacturer Part Number: ATmega644PR231
• Manufacturer: Atmel Corporation

Specifications of ATmega644PR231

• Flash (kbytes): 64 Kbytes
• Max. Operating Frequency: 20 MHz
• Max I/o Pins: 32
• 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): 4
• Eeprom (bytes): 2048
• Operating Voltage (vcc): 1.8 to 3.6
• Timers: 3
• 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

8011O–AVR–07/10
Figure 26-70. I/O Pin Output Voltage vs. Source Current (V
Figure 26-71. I/O Pin Output Voltage vs. Source Current (V
3.5
2.5
1.5
0.5
5.1
4.9
4.8
4.7
4.6
4.5
4.4
4.3
3
2
1
0
5
0
0
5
5
V
CC
I
I
OH
OH
= 3V
10
10
(mA)
(mA)
ATmega164P/324P/644P
CC
CC
= 3V).
= 5V).
15
15
20
20
-40°C
-40°C
25°C
85°C
25°C
85°C
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