ADS8363_14 Datasheet, PDF (13/50 Pages) Texas Instruments – Dual, 1MSPS, 16-/14-/12-Bit, 4×2 or 2×2 Channel, Simultaneous Sampling Analog-to-Digital Converter

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ADS8363
ADS7263
ADS7223
SBAS523B – OCTOBER 2010 – REVISED JANUARY 2011
TYPICAL CHARACTERISTICS (continued)
At T_A = +25°C, AVDD = 5V, DVDD = 3.3V, V_REF = 2.5V (internal), and f_DATA = 1MSPS, unless otherwise noted.
OFFSET ERROR AND OFFSET MATCH vs
OFFSET ERROR AND OFFSET MATCH vs
ANALOG SUPPLY VOLTAGE
TEMPERATURE
2.0
All Devices
1.5
Offset Error
Offset Match
2.0
All Devices
1.5
Offset Error
Offset Match
1.0
1.0
0.5
0.5
0
0
-0.5
-0.5
-1.0
-1.0
-1.5
-1.5
-2.0
2.7 3.1 3.5 3.9 4.3 4.7 5.1 5.5
AVDD (V)
Figure 9.
-2.0
-40 -25 -10 5
20 35 50 65 80 95 110 125
Temperature (°C)
Figure 10.
GAIN ERROR AND GAIN MATCH vs
ANALOG SUPPLY VOLTAGE
0.10
0.08
0.06
All Devices
Gain Error
Gain Match
0.04
0.02
0
-0.02
-0.04
-0.06
-0.08
-0.10
2.7 3.1 3.5 3.9 4.3 4.7 5.1 5.5
AVDD (V)
Figure 11.
GAIN ERROR AND GAIN MATCH vs
TEMPERATURE
0.10
0.08
0.06
All Devices
Gain Error
Gain Match
0.04
0.02
0
-0.02
-0.04
-0.06
-0.08
-0.10
-40 -25 -10 5
20 35 50 65 80 95 110 125
Temperature (°C)
Figure 12.
COMMON-MODE REJECTION RATIO vs
ANALOG SUPPLY VOLTAGE
100
COMMON-MODE REJECTION RATIO vs
TEMPERATURE
100
95
95
90
90
85
85
80
80
75
All devices
f = 100kHz
70
2.7 3.1 3.5 3.9 4.3 4.7 5.1 5.5
AVDD (V)
Figure 13.
75
70
-40 -25 -10 5
All devices
f = 100kHz
20 35 50 65 80 95 110 125
Temperature (°C)
Figure 14.
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