DAC8728_14 Datasheet, PDF (20/56 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: Dual-Supply (continued)
At T_A = +25°C, V_REF = +5V, AV_DD = +16.5V, AV_SS = –16.5V, and gain = 6, unless otherwise noted.
BIPOLAR ZERO ERROR
vs AV_DD AND AV_SS
GAIN ERROR
vs AV_DD AND AV_SS
5
5
4
V_REF = 2.048V
4
Gain = 4
3
3
V_REF = 2.048V
Gain = 4
2
2
1
1
0
0
-1
-1
-2
DAC0
DAC4
-3
DAC1
DAC5
-4
DAC2
DAC6
DAC3
DAC7
-5
4
6
8
10
12
14
16
18
AV_DD = -AV_SS (V)
-2
DAC0
DAC4
-3
DAC1
DAC5
-4
DAC2
DAC6
DAC3
DAC7
-5
4
6
8
10
12
14
16
18
AV_DD = -AV_SS (V)
Figure 28.
Figure 29.
5
4
3
2
1
0
-1
-2
-3
-4
-5
0
BIPOLAR ZERO ERROR
vs REFERENCE VOLTAGE
AV_DD = +18V
AV_SS = -18V
DAC0
DAC1
DAC2
DAC3
DAC4
DAC5
DAC6
DAC7
1
2
3
4
5
6
V_REF (V)
Figure 30.
5
4
3
2
1
0
-1
-2
-3
-4
-5
0
BIPOLAR ZERO ERROR
vs REFERENCE VOLTAGE
Gain = 4
AV_DD = +18V
AV_SS = -18V
DAC0
DAC1
DAC2
DAC3
DAC4
DAC5
DAC6
DAC7
1
2
3
4
5
6
V_REF (V)
Figure 31.
5
4
3
2
1
0
-1
-2
-3
-4
-5
0
GAIN ERROR
vs REFERENCE VOLTAGE
DAC0
DAC1
DAC2
DAC3
DAC4
DAC5
DAC6
DAC7
AV_DD = +18V
AV_SS = -18V
1
2
3
4
5
6
V_REF (V)
Figure 32.
5
4
3
2
1
0
-1
-2
-3
-4
-5
0
GAIN ERROR
vs REFERENCE VOLTAGE
Gain = 4
AV_DD = +18V
AV_SS = -18V
DAC0
DAC1
DAC2
DAC3
DAC4
DAC5
DAC6
DAC7
1
2
3
4
5
6
V_REF (V)
Figure 33.
20
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