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AMC1204_14 Datasheet, PDF (11/37 Pages) Texas Instruments – 20MHz, Second-Order, Isolated Delta-Sigma Modulator for Current-Shunt Measurement | |||
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AMC1204
AMC1204B
www.ti.com
SBAS512D â APRIL 2011 â REVISED DECEMBER 2013
TYPICAL CHARACTERISTICS (continued)
At AVDD = 5V, DVDD = 3.3V, VINP = â250mV to +250mV, VINN = 0V, and sinc3 filter with OSR = 256, unless otherwise
noted.
TOTAL HARMONIC DISTORTION
vs ANALOG SUPPLY VOLTAGE
â60
TOTAL HARMONIC DISTORTION
vs TEMPERATURE
â60
â70
â70
â80
â80
â90
â90
â100
â100
â110
â110
â120
4.5
5
AVDD (V)
Figure 20.
â120
5.5
â40 â25 â10 5 20 35 50 65 80 95 110 125
Temperature (°C)
Figure 21.
TOTAL HARMONIC DISTORTION
vs INPUT SIGNAL FREQUENCY
â60
â70
â80
â90
â100
â110
â120
0.1
1
10
100
Input Signal Frequency (kHz)
Figure 22.
TOTAL HARMONIC DISTORTION
vs CLOCK FREQUENCY
â60
0
â10
â20
â30
â40
â50
â60
â70
â80
â90
â100
â110
â120
0.1
â60
TOTAL HARMONIC DISTORTION
vs INPUT SIGNAL AMPLITUDE
1
10
100
Input Signal Amplitude (mVpp)
Figure 23.
TOTAL HARMONIC DISTORTION
vs CLOCK DUTY CYCLE
1000
â70
â70
â80
â80
â90
â90
â100
â100
â110
â110
â120
5
â120
10
15
20
25
40
45
50
55
60
Clock Frequency (MHz)
Clock Duty Cycle (%)
Figure 24.
Figure 25.
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Product Folder Links: AMC1204 AMC1204B
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