DAC8718 Datasheet, PDF (31/60 Pages) Texas Instruments – Octal, 16-Bit, Low-Power, High-Voltage Output, Serial Input DIGITAL-TO-ANALOG CONVERTER

DAC8718
www.ti.com
SBAS467A – MAY 2009 – REVISED DECEMBER 2009
TYPICAL CHARACTERISTICS: Unipolar (continued)
At T_A = 25°C, AV_DD = 32V, AV_SS = 0V, V_REF = 5V, IOV_DD = DV_DD = 5V, gain=6, and data format=USB, unless otherwise noted.
UNIPOLAR GAIN ERROR
vs REFERENCE VOLTAGE
UNIPOLAR GAIN ERROR
vs REFERENCE VOLTAGE
5
4
Ch0
Ch4
Ch1
Ch5
3
Ch2
Ch6
2
Ch3
Ch7
AV_DD = +36V
5
4
Ch0
Ch4
Ch1
Ch5
3
Ch2
Ch6
2
Ch3
Ch7
AV_DD = +36V
Gain = 4
1
1
0
0
-1
-1
-2
-2
-3
-3
-4
-4
-5
1.0 1.5 2.0 2.5 3.0 3.5 4.0 4.5 5.0 5.5
V_REF (V)
-5
1.0 1.5 2.0 2.5 3.0 3.5 4.0 4.5 5.0 5.5
V_REF (V)
Figure 75.
Figure 76.
ZERO-SCALE ERROR
vs TEMPERATURE
5
All DACS Loaded with 0100h
4
3
2
1
0
-1
-2
-3
-4
-5
-55 -40 -25 -10
Ch0
Ch1
Ch2
Ch3
5 20 35 50 65 80
Temperature (°C)
Ch4
Ch5
Ch6
Ch7
95 110 125
Figure 77.
ZERO-SCALE ERROR
vs TEMPERATURE
5
All DACS Loaded with 0100h
4
Gain = 4
3
2
1
0
-1
-2
-3
-4
-5
-55 -40 -25 -10
Ch0
Ch1
Ch2
Ch3
5 20 35 50 65 80
Temperature (°C)
Ch4
Ch5
Ch6
Ch7
95 110 125
Figure 78.
UNIPOLAR GAIN ERROR
vs TEMPERATURE
5
4
Ch0
Ch4
Ch1
Ch5
3
Ch2
Ch6
2
Ch3
Ch7
1
0
-1
-2
-3
-4
-5
-55 -40 -25 -10 5 20 35 50 65 80 95 110 125
Temperature (°C)
Figure 79.
UNIPOLAR GAIN ERROR
vs TEMPERATURE
5
Gain = 4
4
3
2
Ch0
Ch4
Ch1
Ch5
Ch2
Ch6
Ch3
Ch7
1
0
-1
-2
-3
-4
-5
-55 -40 -25 -10 5 20 35 50 65 80 95 110 125
Temperature (°C)
Figure 80.
Copyright © 2009, Texas Instruments Incorporated
Product Folder Link(s): DAC8718
Submit Documentation Feedback
31