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ATmega644PA Datasheet(PDF) 258 Page - ATMEL Corporation

Part # ATmega644PA
Description  8-bit Microcontroller with 16/32/64/128K Bytes In-Sytem Programmable Flash
PDF  468 Pages
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Manufacturer  ATMEL [ATMEL Corporation]
Direct Link  http://www.atmel.com
Logo ATMEL - ATMEL Corporation

ATmega644PA Datasheet(HTML) 258 Page - ATMEL Corporation

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258
8152G–AVR–11/09
ATmega164PA/324PA/644PA/1284P
Note:
1. The differential input channels are not tested for devices in PDIP Package. This feature is only
guaranteed to work for devices in TQFP and VQFN/QFN/MLF Packages.
Table 22-4.
Input Channel and Gain Selections
MUX4..0
Single Ended
Input
Positive Differential
Input
Negative Differential
Input
Gain
00000
ADC0
00001
ADC1
00010
ADC2
00011
ADC3
N/A
00100
ADC4
00101
ADC5
00110
ADC6
00111
ADC7
01000
ADC0
ADC0
10x
01001
ADC1
ADC0
10x
01010(1)
ADC0
ADC0
200x
01011(1)
ADC1
ADC0
200x
01100
ADC2
ADC2
10x
01101
ADC3
ADC2
10x
01110(1)
ADC2
ADC2
200x
01111(1)
ADC3
ADC2
200x
10000
ADC0
ADC1
1x
10001
ADC1
ADC1
1x
10010
N/A
ADC2
ADC1
1x
10011
ADC3
ADC1
1x
10100
ADC4
ADC1
1x
10101
ADC5
ADC1
1x
10110
ADC6
ADC1
1x
10111
ADC7
ADC1
1x
11000
ADC0
ADC2
1x
11001
ADC1
ADC2
1x
11010
ADC2
ADC2
1x
11011
ADC3
ADC2
1x
11100
ADC4
ADC2
1x
11101
ADC5
ADC2
1x
11110
1.1V (VBG)
N/A
11111
0 V (GND)



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