AMC1204 Datasheet, PDF (14/29 Pages) Texas Instruments – 20MHz, Second-Order, Isolated Delta-Sigma Modulator for Current-Shunt Measurement

AMC1204
SBAS512A – APRIL 2011 – REVISED APRIL 2011
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TYPICAL CHARACTERISTICS (continued)
At AVDD = 5V, DVDD = 3.3V, VINP = –250mV to +250mV, VINN = 0V, and sinc³ filter with OSR = 256, unless otherwise
noted.
DIGITAL SUPPLY CURRENT
vs DIGITAL SUPPLY VOLTAGE (5V)
DIGITAL SUPPLY CURRENT vs TEMPERATURE
16
16
DVDD = 3.3V
14
14
DVDD = 5V
12
12
10
10
8
8
6
6
4
4
2
2
0
4.5
5
DVDD (V)
Figure 38.
0
5.5
−40 −25 −10 5 20 35 50 65 80 95 110 125
Temperature (°C)
Figure 39.
DIGITAL SUPPLY CURRENT
vs CLOCK FREQUENCY
16
DVDD = 3.3V
14
DVDD = 5V
12
10
8
6
4
2
0
5
10
15
20
25
Clock Frequency (MHz)
Figure 40.
14
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