ATmega1281R231 Atmel Corporation, ATmega1281R231 Datasheet - Page 27
![no-image](/images/manufacturer_photos/0/0/79/atmel_corporation_sml.jpg)
ATmega1281R231
Manufacturer Part Number
ATmega1281R231
Description
Manufacturer
Atmel Corporation
Specifications of ATmega1281R231
Flash (kbytes)
128 Kbytes
Max. Operating Frequency
16 MHz
Max I/o Pins
54
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)
8
Eeprom (bytes)
4096
Operating Voltage (vcc)
1.8 to 3.6
Timers
6
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
10.3
2549NS–AVR–05/11
Notes:
64A
2. Dimensions D1 and E1 do not include mold protrusion. Allowable
3. Lead coplanarity is 0.10 mm maximum.
1.This package conforms to JEDEC reference MS-026, Variation AEB.
R
protrusion is 0.25 mm per side. Dimensions D1 and E1 are maximum
plastic body size dimensions including mold mismatch.
2325 Orchard Parkway
San Jose, CA 95131
C
e
0°~7°
PIN 1
TITLE
64A, 64-lead, 14 x 14 mm Body Size, 1.0 mm Body Thickness,
0.8 mm Lead Pitch, Thin Profile Plastic Quad Flat Package (TQFP)
L
PIN 1 IDENTIFIER
D1
D
ATmega640/1280/1281/2560/2561
B
E1
A1
E
A2
SYMBOL
A
A
A1
A2
D
D1
E
E1
B
C
L
e
15.75
13.90
15.75
13.90
0.30
0.05
0.09
0.45
COMMON DIMENSIONS
0.95
MIN
(Unit of Measure = mm)
–
0.80 TYP
16.00
14.00
16.00
14.00
NOM
1.00
–
–
–
–
–
DRAWING NO.
16.25
14.10
16.25
14.10
MAX
1.20
0.15
1.05
0.45
0.20
0.75
64A
2010-10-20
Note 2
Note 2
NOTE
REV.
C
27