ATmega644PR231 Atmel Corporation, ATmega644PR231 Datasheet - Page 349
ATmega644PR231
Manufacturer Part Number
ATmega644PR231
Description
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
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26.1.8
8011O–AVR–07/10
Pin Driver Strength
Figure 26-20. Reset Pull-up Resistor Current vs. Reset Pin Voltage (V
Figure 26-21. I/O Pin Output Voltage vs. Sink Current (V
120
100
0.9
0.8
0.7
0.6
0.5
0.4
0.3
0.2
0.1
80
60
40
20
0
0
0
0
1
5
2
V
RESET
I
OL
3
10
(mA)
(V)
ATmega164P/324P/644P
CC
4
= 3V).
15
5
CC
= 5V).
6
20
-40°C
25°C
85°C
-40°C
85°C
25°C
349
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