Atmel AT90PWM2 Manual page 305

26.7 ADC Characteristics
Table 26-5. ADC Characteristics - T
Symbol Parameter
Resolution
Absolute accuracy
Integral Non-linearity
Differential Non-linearity
AT90PWM2/3/2B/3B
306
= -40°C to +105°C, V
A CC
Condition
Single Ended Conversion
Differential Conversion
Single Ended Conversion
V = 2.56V
REF
ADC clock = 500 kHz
Single Ended Conversion
V = 2.56V
REF
ADC clock = 1MHz
Single Ended Conversion
V = 2.56V
REF
ADC clock = 2MHz
Differential Conversion
V = 2.56V
REF
ADC clock = 500 kHz
Differential Conversion
V = 2.56V
REF
ADC clock = 1MHz
Single Ended Conversion
V = 4.5V, V = 2.56V
CC REF
ADC clock = 1MHz
Single Ended Conversion
V = 4.5V, V = 2.56V
CC REF
ADC clock = 500 kHz
Differential Conversion
V = 4.5V, V = 2.56V
CC REF
ADC clock = 1MHz
Differential Conversion
V = 4.5V, V = 2.56V
CC REF
ADC clock = 500 kHz
Single Ended Conversion
V = 4.5V, V = 4V
CC REF
ADC clock = 1MHz
Single Ended Conversion
V = 4.5V, V = 4V
CC REF
ADC clock = 500 kHz
Differential Conversion
V = 4.5V, V = 4V
CC REF
ADC clock = 1MHz
Differential Conversion
V = 4.5V, V = 4V
CC REF
ADC clock = 500 kHz
= 2.7V to 5.5V (unless otherwise noted)
Min Typ
10
8
2.5
6 (*)
2
(1)
3
1.1
0.6
1.5
1
0.4
0.3
0.5
0.4
Max Units
Bits
Bits
3 LSB
7 LSB
20 LSB
3 LSB
4 LSB
1.5 LSB
1 LSB
2 LSB
1.5 LSB
0.6 LSB
0.5 LSB
0.8 LSB
0.8 LSB
4317I–AVR–01/08