ADS131B04-Q1
ZHCSMK3B –NOVEMBER 2020 –REVISED NOVEMBER 2021
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6.9 Typical Characteristics (continued)
at TA = 25°C, AVDD = 3.3 V, DVDD = 3.3 V, fCLKIN = 8.192 MHz, data rate = 4 kSPS, and gain = 1 (unless otherwise noted)
3
2
3
2.5
2
Channel 0
Channel 1
Channel 2
Channel 3
1
0
1.5
1
-1
-2
-3
0.5
-40
-20
0
20
40
60
80
100 120 140
0
Temperature (°C)
-40
-20
0
20
40 60
Temperature (°C)
80
100 120 140
Gain = 8, global-chop mode disabled
图6-10. Input-referred Noise vs Temperature
图6-11. Oscillator Frequency Error vs Temperature
10
8
10
HR Mode
LP Mode
VLP Mode
HR Mode
LP Mode
VLP Mode
8
6
6
4
2
0
4
2
0
-40
-20
0
20
40 60
Temperature (°C)
80
100 120 140
-40
-20
0
20
40 60
Temperature (°C)
80
100 120 140
Gain = 1, OSR = 1024, all four ADC channels enabled
图6-12. Analog Supply Current vs Temperature
Gain = 8, OSR = 1024, all four ADC channels enabled
图6-13. Analog Supply Current vs Temperature
0.6
0.5
0.4
0.3
0.2
0.1
0
6
5
4
3
2
1
0
HR Mode
LP Mode
VLP Mode
IAVDD
IDVDD
-40
-20
0
20
40 60
Temperature (°C)
80
100 120 140
-40
-20
0
20
40 60
Temperature (°C)
80
100 120 140
OSR = 1024
Standby mode
图6-14. Digital Supply Current vs Temperature
图6-15. Supply Current vs Temperature
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