ATmega644PR231 Atmel Corporation, ATmega644PR231 Datasheet - Page 396
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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26.3.7
8011O–AVR–07/10
Pin Pull-up
Figure 26-109.I/O Pin Pull-up Resistor Current vs. Input Voltage (V
Figure 26-110.I/O Pin Pull-up Resistor Current vs. Input Voltage (V
60
50
40
30
20
10
90
80
70
60
50
40
30
20
10
0
0
0
0
0.2
0.5
0.4
0.6
1
0.8
V
CC
V
OP
OP
1.5
1
(V)
(V)
ATmega164P/324P/644P
1.2
2
1.4
1.6
CC
CC
2.5
= 1.8V).
= 2.7V).
1.8
2
3
-40°C
-40°C
25°C
85°C
25°C
85°C
396
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