Section 15 A/D Converter
Rev. 3.00 Mar. 14, 2006 Page 562 of 804
REJ09B0104-0300
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Digital output
Ideal A/D conversion
characteristic
111
110
101
100
011
010
001
000
1
2
1024
1024
Figure 15.7 A/D Conversion Accuracy Definitions
Digital output
Ideal A/D conversion
characteristic
Actual A/D conversion
characteristic
Offset error
Figure 15.8 A/D Conversion Accuracy Definitions
Quantization error
1022
1023
FS
1024
1024
Analog
input voltage
Full-scale error
Nonlinearity
error
FS
Analog
input voltage