ATmega644R212 Atmel Corporation, ATmega644R212 Datasheet - Page 2
ATmega644R212
Manufacturer Part Number
ATmega644R212
Description
Manufacturer
Atmel Corporation
Specifications of ATmega644R212
Flash (kbytes)
64 Kbytes
Max. Operating Frequency
20 MHz
Max I/o Pins
32
Spi
3
Twi (i2c)
1
Uart
1
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
700/800/900MHz
Max Data Rate (mb/s)
1
Antenna Diversity
No
External Pa Control
Yes
Power Output (dbm)
10
Receiver Sensitivity (dbm)
-110
Receive Current Consumption (ma)
9.0
Transmit Current Consumption (ma)
18 at 5dBm
Link Budget (dbm)
120
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1. Pin-out Diagram
8111C–MCU Wireless–09/09
Figure 1-1.
Note:
The exposed paddle is electrically connected to the die inside the package. It shall be soldered to
the board to ensure electrical and thermal contact and good mechanical stability.
AT86RF231 Pin-out Diagram
D IG 3
D IG 4
A V S S
R FP
R FN
A V S S
D V S S
/R S T
1
2
3
4
5
6
7
8
32
9 10 11 12 13 14 15 16
31 30 29 28 27 26 25
A V S S
A T86 R F2 3 1
exposed paddle
24
23
22
21
20
19
18
17
IR Q
/ S E L
M O S I
D V S S
M IS O
S C L K
D V S S
C L K M
AT86RF231
2
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