ATmega644PR231 Atmel Corporation, ATmega644PR231 Datasheet - Page 372

• 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 26-64. I/O Pin Pull-up Resistor Current vs. Input Voltage (V
Figure 26-65. Reset Pull-up Resistor Current vs. Reset Pin Voltage (V
40
35
30
25
20
15
10
5
0
160
140
120
100
0
80
60
40
20
0
0
0.2
0.4
1
0.6
2
0.8
V
RESET
1
V
(V)
OP
3
(V)
ATmega164P/324P/644P
1.2
1.4
4
1.6
CC
5
1.8
= 5V).
CC
= 1.8V).
2
-40°C
25°C
85°C
6
-40°C
25°C
85°C
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