ADS1226 View Datasheet(PDF) - Analog Devices
Part Name
Description
Manufacturer
ADS1226 Datasheet PDF : 24 Pages
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ADS1225
ADS1226
www.ti.com
TYPICAL CHARACTERISTICS (continued)
At TA = –40°C to +85°C, AVDD = +5V, DVDD = +3V, and VREF = +5V, unless otherwise noted.
SBAS346 – MAY 2006
NOISE vs INPUT VOLTAGE
0.9
High-Resolution Mode
0.8 Buffer Off
0.7
0.6
0.5
0.4
0.3
0.2
0.1
0
-5 -4 -3 -2 -1 0 1 2 3 4 5
Input Voltage, VIN (V)
Figure 13.
NOISE vs INPUT VOLTAGE
0.7
High-Resolution Mode
0.6 Buffer On
0.5
0.4
0.3
0.2
0.1
0
-3.5 -2.5 -1.5 -0.5 0.5 1.5
Input Voltage, VIN (V)
Figure 14.
2.5 3.5
NOISE HISTOGRAM
250
High-Speed Mode
200
150
100
50
0
Output Code
Figure 15.
NOISE HISTOGRAM
80
High-Resolution Mode
70
60
50
40
30
20
10
0
-30 -25 -20 -15 -10 -5 0 5 10 15 20 25 30
Output Code
Figure 16.
HIGH-SPEED MODE DATA RATE
vs TEMPERATURE
120
HIGH-RESOLUTION MODE DATA RATE
vs TEMPERATURE
21
110
18
100
90
15
80
70
-50 -25
0
25
50
75 100 125
Temperature (°C)
Figure 17.
12
-50 -25
0
25
50
75
Temperature (°C)
100 125
Figure 18.
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