AMC1210_14 Datasheet, PDF (11/54 Pages) Texas Instruments – Quad Digital Filter for 2nd-Order Delta-Sigma Modulator

AMC1210
www.ti.com.............................................................................................................................................................. SBAS372D – APRIL 2006 – REVISED MAY 2009
TYPICAL CHARACTERISTICS
At –40°C to +125°C, AVDD, CVDD, DVDD = +5V, and BVDD = +2.7V, unless otherwise noted.
The following condition must be true on the supplies: CVDD ≥ DVDD ≥ BVDD.
1000
800
FILTER MODULE CURRENT
vs TEMPERATURE
4 filters
600
400
1 filter
200
0
-40
25
85
125
Temperature (°C)
Figure 7.
90
88
86
84
82
80
78
76
74
72
70
68
-40
INTERFACE MODULE CONTROL
vs TEMPERATURE
Parallel mode
SPI mode
25
85
125
Temperature (°C)
Figure 8.
SIGNAL GENERATOR CURRENT
vs TEMPERATURE
155
150
145
140
135
-40
25
85
125
Temperature (°C)
Figure 9.
PWM OUTPUT VOLTAGE
vs TEMPERATURE
5.0
4.5
VOH
4.0
3.5
3.0
2.5
2.0
1.5
1.0
VOL
0.5
0
-40
25
85
125
Temperature (°C)
Figure 10.
TYPICAL CURRENT CONSUMPTION
vs SUPPLY VOLTAGE
14
12
10
8
6
4
2.7 3.0 3.3 3.7 4.0 4.3 4.5 5.0 5.5
Supply (V)
Figure 11.
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