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ATMEGA640 Datasheet(PDF) 2 Page - ATMEL Corporation

Part # ATMEGA640
Description  8-bit Atmel Microcontroller with 64K/128K/256K Bytes In-System Programmable Flash
PDF  40 Pages
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Manufacturer  ATMEL [ATMEL Corporation]
Direct Link  http://www.atmel.com
Logo ATMEL - ATMEL Corporation

ATMEGA640 Datasheet(HTML) 2 Page - ATMEL Corporation

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2549NS–AVR–05/11
ATmega640/1280/1281/2560/2561
1.
Pin Configurations
Figure 1-1.
TQFP-pinout ATmega640/1280/2560
PA3 (AD3)
PA4 (AD4)
PA5 (AD5)
PA6 (AD6)
PA7 (AD7)
PG2 (ALE)
100 99
98
97
96
95
94
93
92
91
90
89
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86
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1
2
3
4
5
6
7
8
9
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11
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13
14
15
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17
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19
20
21
22
23
24
25
75
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(OC2B) PH6
GND
VCC
(OC0B) PG5
VCC
GND
(RXD2) PH0
(TXD2) PH1
(XCK2) PH2
(OC4A) PH3
(OC4B) PH4
(OC4C) PH5
(RXD0/PCINT8) PE0
(TXD0) PE1
(XCK0/AIN0) PE2
(OC3A/AIN1) PE3
(OC3B/INT4) PE4
(OC3C/INT5) PE5
(T3/INT6) PE6
(CLKO/ICP3/INT7) PE7
(SS/PCINT0) PB0
(SCK/PCINT1) PB1
(MOSI/PCINT2) PB2
(MISO/PCINT3) PB3
(OC2A/PCINT4) PB4
(OC1A/PCINT5) PB5
(OC1B/PCINT6) PB6
PC7 (A15)
PC6 (A14)
PC5 (A13)
PC4 (A12)
PC3 (A11)
PC2 (A10)
PC1 (A9)
PC0 (A8)
PG1 (RD)
PG0 (WR)
PJ6 (PCINT15)
PJ5 (PCINT14)
PJ4 (PCINT13)
PJ3 (PCINT12)
PJ2 (XCK3/PCINT11)
PJ1 (TXD3/PCINT10)
PJ0 (RXD3/PCINT9)
INDEX CORNER



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