ATmega644PR231 Atmel Corporation, ATmega644PR231 Datasheet - Page 346

• 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

26.1.6
26.1.7
8011O–AVR–07/10
Standby Supply Current
Pin Pull-up
Figure 26-14. Standby Supply Current vs. V
Figure 26-15. I/O Pin Pull-up Resistor Current vs. Input Voltage (V
0.18
0.16
0.14
0.12
0.08
0.06
0.04
0.02
0.1
50
45
40
35
30
25
20
15
10
0
5
0
1.5
0
0.2
2
0.4
2.5
0.6
3
0.8
V
CC
CC
3.5
V
(V)
OP
(Watchdog Timer Disabled).
1
(V)
ATmega164P/324P/644P
4
1.2
1.4
4.5
1.6
CC
5
= 1.8V).
1.8
5.5
6 MHz_xtal
6 MHz_res
4 MHz_xtal
4 MHz_res
2 MHz_res
2 MHz_xtal
1 MHz_res
450 kHz_res
2
-40°C
25°C
85°C
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