ATMEGA1280V ATMEL [ATMEL Corporation], ATMEGA1280V Datasheet - Page 4

• Manufacturer Part Number: ATMEGA1280V
• Description: 8-bit Microcontroller with 64K/128K/256K Bytes In-System Programmable Flash
• Manufacturer: ATMEL [ATMEL Corporation]

Disclaimer
4
ATmega640/1280/1281/2560/2561
Figure 3. Pinout ATmega1281/2561
Note:
Typical values contained in this datasheet are based on simulations and characteriza-
tion of other AVR microcontrollers manufactured on the same process technology. Min.
and Max values will be available after the device is characterized.
(RXD0/PCINT8/PDI) PE0
(ICP3/CLKO/INT7) PE7
(OC2A/ PCINT4) PB4
(MOSI/ PCINT2) PB2
(MISO/ PCINT3) PB3
(OC1A/PCINT5) PB5
(OC1B/PCINT6) PB6
(SCK/ PCINT1) PB1
The large center pad underneath the QFN/MLF package is made of metal and internally
connected to GND. It should be soldered or glued to the board to ensure good mechani-
cal stability. If the center pad is left unconnected, the package might loosen from the
board.
(OC3A/AIN1) PE3
(OC3C/INT5) PE5
(SS/PCINT0) PB0
(XCK0/AIN0) PE2
(OC3B/INT4) PE4
(TXD0/PDO) PE1
(T3/INT6) PE6
(OC0B) PG5
10
11
12
13
14
15
16
1
2
3
4
5
6
7
8
9
INDEX CORNER
ATmega1281/2561
48
47
46
45
44
43
42
41
40
39
38
37
36
35
34
33
2549KS–AVR–01/07
PA3 (AD3)
PA4 (AD4)
PA5 (AD5)
PA6 (AD6)
PA7 (AD7)
PG2 (ALE)
PC7 (A15)
PC6 (A14)
PC5 (A13)
PC4 (A12)
PC3 (A11)
PC2 (A10)
PC1 (A9)
PC0 (A8)
PG1 (RD)
PG0 (WR)