Datasheet

0.04
0.03
0.02
0.01
0
0.01
0.02
0.03
0.04
-
-
-
-
Temperature( C)°
GainError(%)
-40 -20 0 20 40 60 80 100 120
AVDD=3.3V
DataRate=20SPS
PGA=1
PGA=32
PGA=128
0.04
0.03
0.02
0.01
0
0.01
0.02
0.03
0.04
-
-
-
-
Temperature( C)°
GainError(%)
-40 -20 0 20 40 60 80 100 120
AVDD=3.3V
DataRate=160SPS
PGA=1
PGA=32
PGA=128
0.05
0.04
0.03
0.02
0.01
0
0.01
0.02
0.03
0.04
0.05
-
-
-
-
-
Temperature( C)°
GainError(%)
-40 -20 0 20 40 60 80 100 120
AVDD=3.3V
DataRate=640SPS
PGA=1
PGA=32
PGA=128
0.05
0.04
0.03
0.02
0.01
0
0.01
0.02
0.03
0.04
0.05
-
-
-
-
-
Temperature( C)°
GainError(%)
-40 -20 0 20 40 60 80 100 120
AVDD=3.3V
DataRate=2kSPS
PGA=1
PGA=32
PGA=128
600
550
500
450
400
350
300
250
200
150
100
DataRate(SPS)
AnalogCurrent( A)m
5 10 20 40 80 160 320 640 1000 2000
AVDD=5V
AVDD=3.3V
290
270
250
230
210
190
170
DataRate(SPS)
DigitalCurrent( A)m
5 10 20 40 80 160 320 640 1000 2000
DVDD=3.3V
DVDD=5V
ADS1246
ADS1247
ADS1248
SBAS426G –AUGUST 2008–REVISED OCTOBER 2011 www.ti.com
TYPICAL CHARACTERISTICS (continued)
At T
A
= +25°C, AVDD = 5V, V
REF
= 2.5V, and AVSS = 0V, unless otherwise noted.
GAIN vs TEMPERATURE GAIN vs TEMPERATURE
Figure 23. Figure 24.
GAIN vs TEMPERATURE GAIN vs TEMPERATURE
Figure 25. Figure 26.
ANALOG CURRENT vs DATA RATE DIGITAL CURRENT vs DATA RATE
Figure 27. Figure 28.
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