ATmega644PR231 Atmel Corporation, ATmega644PR231 Datasheet - Page 428

• 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

32.5
32.6
32.7
8011O–AVR–07/10
Rev. 8011K- 09/08
Rev. 8011J- 09/08
Rev. 8011I- 05/08
1.
2.
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4.
5.
2.
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2.
6.
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11.
12.
2.
6.
Updated
tion” on page 420
Updated V
Updated t
page
Updated typical values for ATmega324P and ATmega644P in the tables of
acteristics” on page
Replaced the package drawing
Added 49-ball VFBGA pinout for ATmega164P/324P in
Added 49-ball VFBGA (49C2) to
Updated ATmega644P
Added 49-ball VFBGA pinout for ATmega164P/324P in
Added 49-ball VFBGA (49C2) to
Updated description in
Updated
Updated Data Memory Map addresses,
Updated description of use of external capacitors in
on page
Updated typo
Updated bit description in
Updated typo in
Updated conditions for V
Updated
Updated conditions for V
teristics” on page
Updated Minimum Reference Voltage in
Characteristics” on page
Updated bit field typos in
Added 49-ball VFBGA pinout for ATmega164P/324P in
Added 49-ball VFBGA (49C2) to
331.
34.
”Stack Pointer” on page
”External Clock Drive” on page
”Features” on page
RST
OL
in the table of
in”Alternate Functions of Port C” on page
and t
”Programming via the JTAG Interface” on page
335.
according to the updated 44M1 package drawing.
BOD
325.
”AVCC” on page
”Errata” on page
unites in the table of
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335.
”Register Summary” on page
”TWSR – TWI Status Register” on page
in the table of
”DC Characteristics” on page
in
1,
”44M1” on page 425
Table 25-11
”Pin Configurations” on page 2
”Packaging Information” on page
”Packaging Information” on page
”Packaging Information” on page
13.
Figure 5-2 on page
7.
330.
426.
ATmega164P/324P/644P
”DC Characteristics” on page
Table 25-12
(Single Ended channels) in
”System and Reset Characteristics” on
”Low Frequency Crystal Oscillator”
by a rev H update.
413.
(Differential channels) in
”” on page
”” on page
”” on page
85.
325.
20.
and
312.
423.
423.
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234.
3.
3.
3.
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325.
”ADC Charac-
”DC Char-
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