AMC1303E0510 Datasheet, PDF (12/40 Pages) Texas Instruments – Small, High-Precision, Reinforced Isolated Delta-Sigma Modulators with Internal Clock

AMC1303E0510, AMC1303M0510, AMC1303E0520, AMC1303M0520
AMC1303E2510, AMC1303M2510, AMC1303E2520, AMC1303M2520
SBAS771 – JUNE 2017
www.ti.com
Typical Characteristics (continued)
at T_A = 25°C, AVDD = 5 V, DVDD = 3.3 V, AINP = –50 mV to 50 mV (AMC1303x05x) or –250 mV to 250 mV
(AMC1303x25x), AINN = AGND, and sinc³ filter with OSR = 256 (unless otherwise noted)
100
100
75
75
50
50
Device 1
Device 2
Device 3
25
25
0
0
-25
-25
-50
-50
-75
-75
-100
3
3.5
4
4.5
5
5.5
AVDD (V)
D008
AMC1303x25x
-100
-40 -25 -10 5 20 35 50 65 80 95 110 125
Temperature (°C)
D009
AMC1303x25x
Figure 12. Offset Error vs High-Side Supply Voltage
0.2
Figure 13. Offset Error vs Temperature
0.3
0.15
0.2
0.1
0.1
0.05
0
0
-0.05
-0.1
-0.1
-0.2
-0.15
-0.2
3
3.5
4
4.5
5
5.5
AVDD (V)
D010
AMC1303x25x
-0.3
-40 -25 -10 5 20 35 50 65 80 95 110 125
Temperature (qC)
D011
AMC1303x25x
Figure 14. Gain Error vs High-Side Supply Voltage
90
AMC1303x2510
89
AMC1303x2520
Figure 15. Gain Error vs Temperature
90
AMC1303x2510
89
AMC1303x2520
88
88
87
87
86
86
85
85
84
84
83
83
82
3
3.5
4
4.5
5
5.5
AVDD (V)
D013
Capture time = 105 ms
82
-40 -25 -10
5 20 35 50 65 80
Temperature (qC)
Capture time = 105 ms
95 110 125
D014
Figure 16. Signal-to-Noise Ratio vs High-Side Supply
Voltage
Figure 17. Signal-to-Noise Ratio vs Temperature
12
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