Datasheet

Ratio( A/ A)mm
Temperature( C)°
18.0
17.5
17.0
16.5
16.0
15.5
15.0
14.5
14.0
-40 -15 11010 60 8535
NumberofOccurrences
Ratio( A/ A)mm
14
12
10
8
6
4
2
0
14.0 19.015.5 17.0
18.0
25UnitsFrom
OneProductionLot
14.5 16.0 17.5 18.515.0 16.5
AVDD/AVSSCurrent(mA)
Temperature( C)°
10
8
6
4
2
0
-40 -15 11010 60 8535
DVDD
AVDD/AVSS
DVDDCurrent(mA)
1.0
0.8
6
4
2
0
0.
0.
0.
Current( A)m
Temperature( C)°
4
3
2
1
0
-40 -15 11010 60 8535
Unipolar
AVSS=0V,AVDD=5V
AVSS/AVDD
Current( A)m
Temperature( C)°
140
120
100
80
60
40
20
0
-40 -15 11010 60 8535
AVSS
AVDD
Bipolar
AVSS= 2.5V,AVDD=2.5V-
ADS1158
SBAS429D –JUNE 2008– REVISED MARCH 2011 www.ti.com
TYPICAL CHARACTERISTICS (continued)
At T
A
= +25°C, AVDD = +2.5V, AVSS = –2.5V, DVDD = +3.3V, f
CLK
= 16MHz (external clock) or f
CLK
= 15.729MHz (internal
clock), OPA227 buffer between MUX outputs and ADC inputs, VREFP = +2.048V, and VREFN = –2.048V, unless otherwise
noted.
SENSOR BIAS CURRENT SOURCE RATIO vs
SENSOR BIAS CURRENT SOURCE RATIO HISTOGRAM TEMPERATURE
Figure 15. Figure 16.
SUPPLY CURRENT vs TEMPERATURE POWER-DOWN CURRENT vs TEMPERATURE
Figure 17. Figure 18.
POWER-DOWN CURRENT vs TEMPERATURE
Figure 19.
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