ATmega644PR231 Atmel Corporation, ATmega644PR231 Datasheet - Page 26

• 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

9.12
9.13
9.14
Rev. 8011D - 02/07
Rev. 8011C - 10/06
Rev. 8011B - 09/06
1.
2.
3.
4.
5.
6.
7.
8.
9.
10.
1.
1.
Updated
Updated
Updated note in
Updated
Updated
Updated V
Updated note 3 and 4 in
Added note to
Added note to
Updated
Updated
Updated
”Pinout ATmega164P/324P/644P” on page
”Power-down Mode” on page
Table 24-1 on page
”Boot Size Configuration
Figure 28-13 on page 346
”DC Characteristics” on page
”DC Characteristics” on page
OL
limits in
”ATmega164P DC Characteristics” on page
”ATmega324P DC Characteristics” on page
Table 12-1 on page
”DC Characteristics” on page
”DC Characteristics” on page
273.
(1)
” on page
and
69.
45.
326.
326.
Figure 28-60 on page
290.
326.
2.
326.
328.
328.
371.