Datasheet

50
45
40
35
30
25
20
15
10
5
0
40-10 0 10 20 30-40 -30 -20
RMSNoise(nV)
V (mV)
IN
PGA=64
DataRate=10SPS
120
100
80
60
40
40-10 0 10 20 30-40 -30 -20
RMSNoise(nV)
V (mV)
IN
PGA=64
DataRate=80SPS
1000
800
600
400
200
0
-200
-400
-600
-800
1007550250-25-50
Offset(nV)
Temperature( C)°
PGA=64
DataRate=10SPS
-0.02
-0.03
-0.04
-0.05
-0.06
1007550250-25-50
GainError(%)
Temperature( C)°
PGA=64
DataRate=10SPS
500
450
400
350
300
250
200
150
100
50
0
-5 -4 -3 -2 -1 0
Occurrence
OutputCode(LSB)
PGA=128
DataRate=10SPS
250
200
150
100
50
0
-7 -5-6 -4 -3 -2 -1 0 1 2 43 5 6 7
Occurrence
OutputCode(LSB)
PGA=128
DataRate=80SPS
ADS1230
SBAS366B –OCTOBER 2006–REVISED SEPTEMBER 2012 www.ti.com
TYPICAL CHARACTERISTICS (continued)
At T
A
= +25°C, AVDD = DVDD = REFP = 5V, and REFN = AGND, unless otherwise noted.
NOISE HISTOGRAM NOISE HISTOGRAM
Figure 7. Figure 8.
OFFSET GAIN ERROR
vs vs
TEMPERATURE TEMPERATURE
Figure 9. Figure 10.
NOISE NOISE
vs vs
INPUT SIGNAL INPUT SIGNAL
Figure 11. Figure 12.
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