RM46L450
RM46L850
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SPNS184 –SEPTEMBER 2012
Table 5-22. MibADC Operating Characteristics Over Full Ranges of Recommended Operating
Conditions(1)(2)
Parameter
Description/Conditions
MIN
Type
MAX
Unit
CR
Conversion range over ADREFHI - ADREFLO
3
5.5
V
which specified
accuracy is
maintained
ZSET
Zero Scale Offset
Difference between the first ideal transition
(from code 000h to 001h) and the actual
transition
10-bit
mode
1
2
LSB
LSB
LSB
LSB
LSB
LSB
LSB
LSB
LSB
LSB
12-bit
mode
FSET
EDNL
EINL
Full Scale Offset
Difference between the range of the
measured code transitions (from first to last)
and the range of the ideal code transitions
10-bit
mode
2
12-bit
mode
3
Differential
nonlinearity error
Difference between the actual step width and 10-bit
the ideal value. (See Figure 76)
± 1.5
± 2
± 2
± 2
± 2
± 4
mode
12-bit
mode
Integral nonlinearity
error
Maximum deviation from the best straight line 10-bit
through the MibADC. MibADC transfer
characteristics, excluding the quantization
error.
mode
12-bit
mode
ETOT
Total unadjusted error Maximum value of the difference between an 10-bit
(after calibration)
analog value and the ideal midstep value.
mode
12-bit
mode
(1) 1 LSB = (ADREFHI – ADREFLO)/ 212 for 12-bit mode
(2) 1 LSB = (ADREFHI – ADREFLO)/ 210 for 10-bit mode
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