AMC1306E05_017 Datasheet, PDF (13/38 Pages) Texas Instruments – Small, High-Precision, Reinforced Isolated Delta-Sigma Modulators with High CMTI

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AMC1306E05, AMC1306E25, AMC1306M05, AMC1306M25
SBAS734A – MARCH 2017 – REVISED JULY 2017
7.13 Typical Characteristics
at AVDD = 5 V, DVDD = 3.3 V, AINP = –50 mV to 50 mV (AMC1306x05) or –250 mV to 250 mV (AMC1306x25),
AINN = AGND, f_CLKIN = 20 MHz, and sinc³ filter with OSR = 256 (unless otherwise noted)
4
3.5
3
2.5
2
1.5
1
0.5
3
3.5
4
4.5
5
5.5
AVDD (V)
D003
3.3
3.25
3.2
3.15
3.1
3.05
3
2.95
2.9
-40 -25 -10 5 20 35 50 65 80 95 110 125
Temperature (qC)
D004
Figure 6. Maximum Operating Common-Mode Input Voltage
vs High-Side Supply Voltage
60
40
20
0
-20
-40
-60
AMC1306x25
AMC1306x05
-80
-0.5 0 0.5 1 1.5 2 2.5 3 3.5
V_CM (V)
D005
Figure 7. Common-Mode Overvoltage Detection Level vs
Temperature
0
AMC1306x25
AMC1306x05
-20
-40
-60
-80
-100
-120
0.1
1
10
100
1000
f_IN (kHz)
D006
Figure 8. Input Bias Current vs
Common-Mode Input Voltage
4
AMC1306x
3.5
AMC1306x05, AVDD = 3.3 V
3
2.5
2
1.5
1
0.5
0
-40 -25 -10 5 20 35 50 65 80 95 110 125
Temperature (°C)
D008
Figure 9. Common-Mode Rejection Ratio vs
Input Signal Frequency
100
AMC1306x25
75
AMC1306x05
50
25
0
-25
-50
-75
-100
3
3.5
4
4.5
5
5.5
AVDD (V)
D009
Figure 10. Integral Nonlinearity vs Temperature
Figure 11. Offset Error vs High-Side Supply Voltage
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