ATmega1281 Atmel Corporation, ATmega1281 Datasheet - Page 22
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ATmega1281
Manufacturer Part Number
ATmega1281
Description
Manufacturer
Atmel Corporation
Specifications of ATmega1281
Flash (kbytes)
128 Kbytes
Pin Count
64
Max. Operating Frequency
16 MHz
Cpu
8-bit AVR
# Of Touch Channels
16
Hardware Qtouch Acquisition
No
Max I/o Pins
54
Ext Interrupts
17
Usb Speed
No
Usb Interface
No
Spi
3
Twi (i2c)
1
Uart
2
Graphic Lcd
No
Video Decoder
No
Camera Interface
No
Adc Channels
8
Adc Resolution (bits)
10
Adc Speed (ksps)
15
Analog Comparators
1
Resistive Touch Screen
No
Temp. Sensor
No
Crypto Engine
No
Sram (kbytes)
8
Eeprom (bytes)
4096
Self Program Memory
YES
Dram Memory
No
Nand Interface
No
Picopower
No
Temp. Range (deg C)
-40 to 85
I/o Supply Class
1.8 to 5.5
Operating Voltage (vcc)
1.8 to 5.5
Fpu
No
Mpu / Mmu
no / no
Timers
6
Output Compare Channels
16
Input Capture Channels
2
Pwm Channels
8
32khz Rtc
Yes
Calibrated Rc Oscillator
Yes
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
Part Number:
ATmega1281-8MC
Manufacturer:
ATMEL/爱特梅尔
Quantity:
20 000
9.3
Notes:
2549NS–AVR–05/11
64A
64M2
Speed (MHz)
ATmega1281
1. This device can also be supplied in wafer form. Please contact your local Atmel sales office for detailed ordering information
2. See
3. Pb-free packaging, complies to the European Directive for Restriction of Hazardous Substances (RoHS directive). Also
4. Tape & Reel
16
8
and minimum quantities.
Halide free and fully Green.
(2)
“Speed Grades” on page
64-lead, Thin (1.0mm) Plastic Gull Wing Quad Flat Package (TQFP)
64-pad, 9mm × 9mm × 1.0mm Body, Quad Flat No-lead/Micro Lead Frame Package (QFN/MLF)
Power Supply
1.8 - 5.5V
2.7 - 5.5V
369.
ATmega1281V-8AU
ATmega1281V-8AUR
ATmega1281V-8MU
ATmega1281V-8MUR
ATmega1281-16AU
ATmega1281-16AUR
ATmega1281-16MU
ATmega1281-16MUR
Ordering Code
Package Type
ATmega640/1280/1281/2560/2561
(4)
(4)
(4)
(4)
64A
64A
64M2
64M2
64A
64A
64M2
64M2
Package
(1)(3)
Operation Range
(-40°C to 85°C)
Industrial
22