ATmega644R212 Atmel Corporation, ATmega644R212 Datasheet - Page 370

• Manufacturer Part Number: ATmega644R212
• Manufacturer: Atmel Corporation

Specifications of ATmega644R212

• Flash (kbytes): 64 Kbytes
• Max. Operating Frequency: 20 MHz
• Max I/o Pins: 32
• Spi: 3
• Twi (i2c): 1
• Uart: 1
• 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: 700/800/900MHz
• Max Data Rate (mb/s): 1
• Antenna Diversity: No
• External Pa Control: Yes
• Power Output (dbm): 10
• Receiver Sensitivity (dbm): -110
• Receive Current Consumption (ma): 9.0
• Transmit Current Consumption (ma): 18 at 5dBm
• Link Budget (dbm): 120

26.2.5
26.2.6
8011O–AVR–07/10
Power-save Supply Current
Standby Supply Current
Figure 26-60. Power-save Supply Current vs. V
Figure 26-61. Standby Supply Current vs. V
0.18
0.16
0.14
0.12
0.08
0.06
0.04
0.02
0.1
1.4
1.2
0.8
0.6
0.4
0.2
0
1
0
1.5
1.5
tal Oscillator Running).
2
2
2.5
2.5
3
3
V
CC
CC
3.5
V
(V)
CC
3.5
(Watchdog Timer Disabled).
CC
(V)
ATmega164P/324P/644P
(Watchdog Timer Disabled and 32 kHz Crys-
4
4
4.5
4.5
5
5
5.5
6 MHz_xtal
6 MHz_res
4 MHz_xtal
4 MHz_res
2 MHz_xtal
2 MHz_res
450 kHz_res
5.5
25°C
370