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SBAS288D − JUNE 2003 − REVISED AUGUST 2004
TYPICAL CHARACTERISTICS
T
A
= +25°C, AVDD = 5V, DVDD = 1.8V, f
CLKIN
= 7.68MHz, PGA = 1, and V = 2.5V, unless otherwise noted.
REF
OFFSET DRIFT HISTOGRAM
90 Units from 3 Production Lots
OFFSET DRIFT HISTOGRAM
25
20
15
10
5
30
25
20
15
10
5
PGA = 1
PGA = 1
PGA = 1
PGA = 64
PGA = 64
PGA = 64
90 Units from 3 Production Lots
0
0
_
Offset Drift (nV/ C)
_
Offset Drift (nV/ C)
GAIN ERROR HISTOGRAM
GAIN ERROR HISTOGRAM
90 Units from 3 Production Lots
30
25
20
15
10
5
25
20
15
10
5
90 Units from 3 Production Lots
0
0
Gain Error (%)
Gain Error (%)
GAIN DRIFT HISTOGRAM
GAIN DRIFT HISTOGRAM
25
20
15
10
5
25
20
15
10
5
90 Units from 3 Production Lots
90 Units from 3 Production Lots
0
0
_
_
Gain Drift (ppm/ C)
Gain Drift (ppm/ C)
8
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