AMC1303E0510 Datasheet, PDF (13/40 Pages) Texas Instruments – Small, High-Precision, Reinforced Isolated Delta-Sigma Modulators with Internal Clock

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AMC1303E0510, AMC1303M0510, AMC1303E0520, AMC1303M0520
AMC1303E2510, AMC1303M2510, AMC1303E2520, AMC1303M2520
SBAS771 – JUNE 2017
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
AMC1303x2510
AMC1303x2510
95
AMC1303x2520
95
AMC1303x2520
90
90
85
85
80
80
75
75
70
70
65
65
60
60
55
55
50
0.01
0.1
1
f_IN (kHz)
Capture time = 105 ms
10
D015
50
0 50 100 150 200 250 300 350 400 450 500
V_IN (mVpp)
D016
Capture time = 105 ms
Figure 18. Signal-to-Noise Ratio vs Input Signal Frequency
-75
AMC1303x2510
-80
AMC1303x2520
Figure 19. Signal-to-Noise Ratio vs Input Signal Amplitude
-75
AMC1303x2510
-80
AMC1303x2520
-85
-85
-90
-90
-95
-95
-100
-100
-105
-105
-110
-110
-115
3 3.25 3.5 3.75 4 4.25 4.5 4.75 5 5.25 5.5
AVDD (V)
D017
Capture time = 839 ms
-115
-40 -25 -10 5 20 35 50 65 80
Temperature (°C)
Capture time = 839 ms
95 110 125
D018
Figure 20. Total Harmonic Distortion vs
High-Side Supply Voltage
-75
AMC1303x2510
-80
AMC1303x2520
Figure 21. Total Harmonic Distortion vs Temperature
-75
AMC1303x2510
-80
AMC1303x2520
-85
-85
-90
-90
-95
-95
-100
-100
-105
-105
-110
-110
-115
0.01
0.1
1
f_IN (kHz)
Capture time = 839 ms
10
D019
-115
0
50 100 150 200 250 300 350 400 450 500
V_IN (mVpp)
D020
Capture time = 839 ms
Figure 22. Total Harmonic Distortion vs
Input Signal Frequency
Figure 23. Total Harmonic Distortion vs
Input Signal Amplitude
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AMC1303M2510 AMC1303E2520 AMC1303M2520