DAC8728_14 Datasheet, PDF (28/56 Pages) Texas Instruments – Octal, 16-Bit, Low-Power, High-Voltage Output, Parallel Input DIGITAL-TO-ANALOG CONVERTER

DAC8728
SBAS466A – JUNE 2009 – REVISED NOVEMBER 2009
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TYPICAL CHARACTERISTICS: Single-Supply (continued)
At T_A = +25°C, V_REF = +5V, AV_DD = +32V, and gain = 6, unless otherwise noted.
ZERO-SCALE ERROR
vs AV_DD
5
5
4
V_REF = 2.048V
Code = 0100h
4
3
Gain = 4
3
2
2
1
1
0
0
-1
-1
-2
-3
-4
-5
8
DAC0
DAC1
DAC2
DAC3
DAC4
DAC5
DAC6
DAC7
12
16
20
24
28
32
36
AV_DD (V)
-2
-3
-4
-5
8
12
Figure 74.
GAIN ERROR
vs AV_DD
16
20
24
AV_DD (V)
Figure 75.
V_REF = 2.048V
Gain = 4
DAC0
DAC1
DAC2
DAC3
28
DAC4
DAC5
DAC6
DAC7
32
36
5
4
3
2
1
0
-1
-2
-3
-4
-5
0
ZERO-SCALE ERROR
vs REFERENCE VOLTAGE
AV_DD = 36V
Code = 0100h
DAC0
DAC1
DAC2
DAC3
DAC4
DAC5
DAC6
DAC7
1
2
3
4
5
6
V_REF (V)
Figure 76.
5
4
3
2
1
0
-1
-2
-3
-4
-5
0
ZERO-SCALE ERROR
vs REFERENCE VOLTAGE
V_REF = 36V
Code = 0100h
Gain = 4
DAC0
DAC1
DAC2
DAC3
DAC4
DAC5
DAC6
DAC7
1
2
3
4
5
6
V_REF (V)
Figure 77.
GAIN ERROR
vs REFERENCE VOLTAGE
5
4 ^{AVDD = 36V}
3
2
DAC0
DAC1
DAC2
DAC3
1
0
-1
-2
-3
-4
-5
0
1
2
3
4
V_REF (V)
Figure 78.
DAC4
DAC5
DAC6
DAC7
5
6
5
4
3
2
1
0
-1
-2
-3
-4
-5
0
GAIN ERROR
vs REFERENCE VOLTAGE
AV_DD = 36V
Gain = 4
DAC0
DAC1
DAC2
DAC3
DAC4
DAC5
DAC6
DAC7
1
2
3
4
5
6
V_REF (V)
Figure 79.
28
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