ATmega644PR231 Atmel Corporation, ATmega644PR231 Datasheet - Page 370
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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26.2.5
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
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