ADS8406IPFBTG4 Datasheet, PDF (16/29 Pages) Texas Instruments – 16-BIT, 1.25 MSPS, PSEUDO-BIPOLAR, FULLY DIFFERENTIAL INPUT, MICRO POWER

ADS8406
SLAS426A – AUGUST 2004 – REVISED DECEMBER 2004
TYPICAL CHARACTERISTICS (continued)
OFFSET ERROR
vs
FREE-AIR TEMPERATURE
0.14
0.12
0.1
0.08
0.06
0.04
External Reference = 4.096 V,
VBD = 5 V,
0.02 _{VA = 5 V}
0
−40 −25 −10 5 20 35 50 65 80
T_A − Free-Air Temperature − 5C
Figure 22.
DIFFERENTIAL NONLINEARITY
vs
FREE-AIR TEMPERATURE
1.5
1
Max
0.5
0
Min
−0.5
−1 ^{External Reference = 4.096 V,}
VBD = 5 V,
VA = 5 V
−1.5
−40 −25 −10 5 20 35 50 65 80
T_A − Free-Air Temperature − 5C
Figure 24.
DIFFERENTIAL NONLINEARITY
vs
REFERENCE VOLTAGE
2
T_A = 25°C,
1.5 VA = 5 V,
VBD = 5 V
Max
1
0.5
0
Min
−0.5
−1
−1.5
−2
2.5
3
3.5
4
V_REF − Reference Voltage − V
Figure 26.
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SUPPLY CURRENT
vs
FREE-AIR TEMPERATURE
30.4
30.2
30
29.8
29.6
29.4
29.2
External Reference = 4.096 V,
Current of +VA Only,
29 _{VBD = 5 V,}
VA = 5 V
28.8
−40 −25 −10 5 20 35 50 65 80
T_A − Free-Air Temperature − 5C
Figure 23.
INTEGRAL NONLINEARITY
vs
FREE-AIR TEMPERATURE
1.5
Max
1
0.5
0
−0.5
−1
External Reference = 4.096 V,
VBD = 5 V,
VA = 5 V
Min
−1.5
−40 −25 −10 5 20 35 50 65 80
T_A − Free-Air Temperature − 5C
Figure 25.
INTEGRAL NONLINEARITY
vs
REFERENCE VOLTAGE
2
T_A = 25°C,
VA = 5 V,
1.5
Max
VBD = 5 V
1
0.5
0
−0.5
−1
Min
−1.5
−2
2.5
3
3.5
4
V_REF − Reference Voltage − V
Figure 27.