ATmega644PR231 Atmel Corporation, ATmega644PR231 Datasheet - Page 341

• 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

26.1.2
8011O–AVR–07/10
Idle Supply Current
Figure 26-6. Idle Supply Current vs.Low Frequency (0.1 MHz - 1.0 MHz).
Figure 26-7. Idle Supply Current vs. Frequency (1 MHz - 20 MHz).
0.35
0.25
0.15
0.05
0.4
0.3
0.2
0.1
0
6
5
4
3
2
1
0
0
0
0.1
2
0.2
4
1.8V
0.3
6
0.4
8
Frequency (MHz)
Frequency (MHz)
0.5
10
2.7V
ATmega164P/324P/644P
0.6
12
3.3V
0.7
14
0.8
16
4.0V
0.9
18
20
1
5.5V
5.0V
4.5V
4.0V
3.3V
2.7V
1.8V
5.5V
5.0V
4.5V
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