Datasheet

10
8
6
4
2
0
2
4
6
8
-
-
-
-
Temperature( C)°
Input-ReferredOffset( V)m
-40 -20 0 20 40 60 80 100 120
AVDD=3.3V
DataRate=640SPS
PGA=1
PGA=32
PGA=128
8
6
4
2
0
2
4
6
-
-
-
Temperature( C)°
Input-ReferredOffset( V)m
-40 -20 0 20 40 60 80 100 120
AVDD=3.3V
DataRate=2kSPS
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
PGA=32
PGA=1
PGA=128
AVDD=5V
DataRate=20SPS
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
PGA=32
PGA=1
PGA=128
AVDD=5V
DataRate=160SPS
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
PGA=32
PGA=1
PGA=128
AVDD=5V
DataRate=2kSPS
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
PGA=32
PGA=1
PGA=128
DataRate=640SPS
ADS1246
ADS1247
ADS1248
www.ti.com SBAS426G –AUGUST 2008–REVISED OCTOBER 2011
TYPICAL CHARACTERISTICS (continued)
At T
A
= +25°C, AVDD = 5V, V
REF
= 2.5V, and AVSS = 0V, unless otherwise noted.
OFFSET vs TEMPERATURE OFFSET vs TEMPERATURE
Figure 17. Figure 18.
GAIN vs TEMPERATURE GAIN vs TEMPERATURE
Figure 19. Figure 20.
GAIN vs TEMPERATURE GAIN vs TEMPERATURE
Figure 21. Figure 22.
Copyright © 2008–2011, Texas Instruments Incorporated Submit Documentation Feedback 17
Product Folder Link(s): ADS1246 ADS1247 ADS1248