ATmega88PA Automotive Atmel Corporation, ATmega88PA Automotive Datasheet - Page 259

• Manufacturer Part Number: ATmega88PA Automotive
• Manufacturer: Atmel Corporation

9223B–AVR–09/11
Figure 24-12. Integral Non-linearity (INL)
Figure 24-13. Differential Non-linearity (DNL)
• Differential Non-linearity (DNL): The maximum deviation of the actual code width (the
• Quantization Error: Due to the quantization of the input voltage into a finite number of
• Absolute accuracy: The maximum deviation of an actual (unadjusted) transition compared
interval between two adjacent transitions) from the ideal code width (1 LSB). Ideal value: 0
LSB.
codes, a range of input voltages (1 LSB wide) will code to the same value. Always ±0.5
LSB.
to an ideal transition for any code. This is the compound effect of offset, gain error,
differential error, non-linearity, and quantization error. Ideal value: ±0.5 LSB.
Atmel ATmega48PA/88PA/168PA [Preliminary]
Output Code
Output Code
0x000
0x3FF
0
1 LSB
V
REF
V
REF
Input Voltage
Input Voltage
Ideal ADC
Actual ADC
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