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)
NOTE A: 1 LSB = (AD – AD )/2
REFHI REFLO
12
RM46L852
SPNS185 –SEPTEMBER 2012
www.ti.com
5.4.4.2 MibADC Total Error
The absolute accuracy or total error of an MibADC as shown in Figure 5-9 is the maximum value of the
difference between an analog value and the ideal midstep value.
Figure 5-9. Absolute Accuracy (Total) Error
136 Peripheral Information and Electrical Specifications Copyright © 2012, Texas Instruments Incorporated
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