Datasheet

296
ATmega640/1280/1281/2560/2561
2549K–AVR–01/07
011010
N/A
ADC2 ADC2 1x
011011 ADC3 ADC2 1x
011100 ADC4 ADC2 1x
011101 ADC5 ADC2 1x
011110 1.1V (V
BG
)
N/A
011111 0V (GND)
100000 ADC8
N/A
100001 ADC9
100010 ADC10
100011 ADC11
100100 ADC12
100101 ADC13
100110 ADC14
100111 ADC15
101000
(1)
N/A
ADC8 ADC8 10x
101001
(1)
ADC9 ADC8 10x
101010
(1)
ADC8 ADC8 200x
101011
(1)
ADC9 ADC8 200x
101100
(1)
ADC10 ADC10 10x
101101
(1)
ADC11 ADC10 10x
101110
(1)
ADC10 ADC10 200x
101111
(1)
ADC11 ADC10 200x
110000 ADC8 ADC9 1x
110001 ADC9 ADC9 1x
110010 ADC10 ADC9 1x
110011 ADC11 ADC9 1x
110100 ADC12 ADC9 1x
110101 ADC13 ADC9 1x
110110 ADC14 ADC9 1x
110111 ADC15 ADC9 1x
111000 ADC8 ADC10 1x
111001 ADC9 ADC10 1x
111010 ADC10 ADC10 1x
111011 ADC11 ADC10 1x
111100 ADC12 ADC10 1x
Table 129. Input Channel Selections (Continued)
MUX5:0
Single Ended
Input
Positive Differential
Input
Negative Differential
Input Gain