ADS131M04-Q1
ZHCSOL7A –MARCH 2022 –REVISED AUGUST 2022
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6.9 Typical Characteristics (continued)
at TA = 25°C, AVDD = 3 V, DVDD = 3 V, fCLKIN = 8.192 MHz, data rate = 4 kSPS, and gain = 1 with global-chop mode
disabled (unless otherwise noted)
120
110
100
90
110
105
100
95
90
80
85
70
80
60
-40 -20
0
20
40
60
80
100 120 140
-40
-20
0
20
40
60
80
100 120 140
Temperature (èC)
Temperature (èC)
ADS1
图6-16. DC AVDD PSRR vs Temperature
图6-17. DC DVDD PSRR vs Temperature
Gain = 1, inputs shorted
Gain = 1, inputs shorted
图6-18. Single Device Noise Histogram at 4 kSPS
6.2
图6-19. Single Device Noise Histogram at 32 kSPS
110
Channel 0
Channel 1
Channel 2
Channel 3
HR Mode
LP Mode
VLP Mode
6
5.8
5.6
5.4
5.2
5
100
90
80
70
60
4.8
-40
1
2
4
8
16
32
64
128
-20
0
20
40
60
80
100 120 140
Gain
Temperature (èC)
ADS1
图6-20. Noise vs Temperature
图6-21. Dynamic Range at 4 kSPS vs Gain
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