ATmega644PR231 Atmel Corporation, ATmega644PR231 Datasheet - Page 422
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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29.3
Notes:
8011O–AVR–07/10
44A
40P6
44M1
Speed (MHz)
ATmega644P
1. This device can also be supplied in wafer form. Please contact your local Atmel sales office for detailed ordering information
2. Pb-free packaging, complies to the European Directive for Restriction of Hazardous Substances (RoHS directive). Also
3. For Speed vs. V
10
20
and minimum quantities.
Halide free and fully Green.
44-lead, Thin (1.0 mm) Plastic Gull Wing Quad Flat Package (TQFP)
40-pin, 0.600” Wide, Plastic Dual Inline Package (PDIP)
44-pad, 7 × 7 × 1.0 mm body, lead pitch 0.50 mm, Thermally Enhanced Plastic Very Thin Quad Flat No-Lead (VQFN)
(3)
CC
Power Supply
1.8V - 5.5V
2.7V - 5.5V
see
”Speed Grades” on page
Ordering Code
ATmega644PV-10AU
ATmega644PV-10PU
ATmega644PV-10MU
ATmega644P-20AU
ATmega644P-20PU
ATmega644P-20MU
Package Type
329.
(2)
(2)
(2)
(2)
(2)
(2)
ATmega164P/324P/644P
Package
44A
40P6
44M1
44A
40P6
44M1
(1)
Operational Range
(-40
Industrial
o
C to 85
o
C)
422
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