DAC8718 Datasheet, PDF (20/60 Pages) Texas Instruments – Octal, 16-Bit, Low-Power, High-Voltage Output, Serial Input DIGITAL-TO-ANALOG CONVERTER

DAC8718
SBAS467A – MAY 2009 – REVISED DECEMBER 2009
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TYPICAL CHARACTERISTICS: Bipolar (continued)
At T_A = 25°C, AV_DD = 16.5V, AV_SS = –16.5V, V_REF = IOV_DD = DV_DD = 5V, gain = 6, data format=USB, unless otherwise noted.
LINEARITY ERROR
vs TEMPERATURE
DIFFERENTIAL LINEARITY ERROR
vs TEMPERATURE
4
1.0
3
2
INL Max
1
0.8
0.6
DNL Max
0.4
0.2
0
0
-1
INL Min
-2
-3
-4
-55 -40 -25 -10 5 20 35 50 65 80 95 110 125
Temperature (°C)
-0.2
DNL Min
-0.4
-0.6
-0.8
-1.0
-55 -40 -25 -10 5 20 35 50 65 80 95 110 125
Temperature (°C)
Figure 15.
Figure 16.
LINEARITY ERROR
vs TEMPERATURE
4
Gain = 4
3
2
INL Max
1
0
-1
INL Min
-2
-3
-4
-55 -40 -25 -10 5 20 35 50 65 80 95 110 125
Temperature (°C)
Figure 17.
DIFFERENTIAL LINEARITY ERROR
vs TEMPERATURE
1.0
Gain = 4
0.8
0.6
DNL Max
0.4
0.2
0
-0.2
DNL Min
-0.4
-0.6
-0.8
-1.0
-55 -40 -25 -10 5 20 35 50 65 80 95 110 125
Temperature (°C)
Figure 18.
LINEARITY ERROR
vs REFERENCE VOLTAGE
4
AV_DD = +18V
3
AV_SS = -18V
2
INL Max
1
0
INL Min
-1
-2
-3
-4
1.0 1.5 2.0 2.5 3.0 3.5 4.0 4.5 5.0 5.5
V_REF (V)
Figure 19.
1.0
0.8
0.6
0.4
0.2
0
-0.2
-0.4
-0.6
-0.8
-1.0
1.0
DIFFERENTIAL LINEARITY ERROR
vs REFERENCE VOLTAGE
DNL Max
AV_DD = +18V
AV_SS = -18V
DNL Min
1.5 2.0 2.5 3.0 3.5 4.0 4.5 5.0 5.5
V_REF (V)
Figure 20.
20
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