ADS8382_16 Datasheet, PDF (12/36 Pages) Texas Instruments – 18-BIT, 600-kHz, FULLY DIFFERENTIAL PSEUDO-BIPOLAR INPUT, MICROPOWER SAMPLING ANALOG-TO-DIGITAL CONVERTER WITH SERIAL INTERFACE AND REFERENCE

ADS8382
SLAS416B – JUNE 2004 – REVISED NOVEMBER 2004
TYPICAL CHARACTERISTICS (continued)
POWER DISSIPATION
vs
SUPPLY VOLTAGE
116
+VBD = 5 V,
114 _{fs = 600 KSPS}
T_A = 25°C
112
110
108
106
104
102
100
4.75
5
5.25
+VA − Analog Supply Voltage − V
Figure 24.
POWER DISSIPATION
vs
FREE-AIR TEMPERATURE
120
+VA = 5 V,
+VBD = 5 V,
f_s = 600 KSPS
115
110
105
100
−40 −25 −10 5 20 35 50 65 80
T_A − Free-Air Temperature − °C
Figure 26.
INTEGRAL NONLINEARITY
vs
REFERENCE VOLTAGE
4
+VA = 5 V,
3 ^{+VBD = 5 V,}
T_A = 25°C
2
Max
1
0
−1
Min
−2
−3
−4
2.5 2.7 2.9 3.1 3.3 3.5 3.7 3.9 4.1
V_ref − Reference Voltage − V
Figure 28.
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140
120
100
80
60
40
20
0
0
POWER DISSIPATION
vs
SAMPLE RATE
Normal Mode Current
NAP Mode Current
+VA = 5 .25 V,
+VBD = 5.25 V,
T_A = 25°C
100 200 300 400 500 600
f_s − Sample Rate − KSPS
Figure 25.
DIFFERENTIAL NONLINEARITY
vs
REFERENCE VOLTAGE
4
+VA = 5 V,
3 +VBD = 5 V,
T_A = 25°C
2
Max
1
0
Min
−1
−2
−3
−4
2.5 2.7 2.9 3.1 3.3 3.5 3.7 3.9 4.1
V_ref − Reference Voltage − V
Figure 27.
DIFFERENTIAL NONLINEARITY
vs
FREE-AIR TEMPERATURE
1.5
1.25
1
Max
0.75
0.5
0.25
0
−0.25
−0.5
Min
−0.75
−1
−1.25
+VA = 5 V,
+VBD = 5 V,
REFIN = 4.096 V
−1.5
−40 −25 −10 5 20 35 50 65 80
T_A − Free-Air Temperature − °C
Figure 29.