0 ... 111
0 ... 101
0 ... 100
0 ... 011
0 ... 010
0 ... 001
0 ... 000
0
1
2
3
4
5
Digital Output Code
Analog Input Value (LSB)
0 ... 110
6
7
Total Error
At Step
0 ... 001 (1/2 LSB)
Total Error
At Step 0 ... 101
(–1 1/4 LSB)
120
TMS570LS0714
SPNS226E – JUNE 2013 – REVISED NOVEMBER 2016
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Peripheral Information and Electrical Specifications
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7.5.4.2
MibADC Total Error
The absolute accuracy or total error of an MibADC as shown in
Figure 7-15
is the maximum value of the
difference between an analog value and the ideal midstep value.
A.
1 LSB = (AD
REFHI
– AD
REFLO
)/2
12
Figure 7-15. Absolute Accuracy (Total) Error
(A)