DAC8728_14 Datasheet, PDF (31/56 Pages) Texas Instruments – Octal, 16-Bit, Low-Power, High-Voltage Output, Parallel Input DIGITAL-TO-ANALOG CONVERTER

DAC8728
www.ti.com
SBAS466A – JUNE 2009 – REVISED NOVEMBER 2009
TYPICAL CHARACTERISTICS: Single-Supply (continued)
At T_A = +25°C, V_REF = +5V, AV_DD = +32V, and gain = 6, unless otherwise noted.
OUTPUT VOLTAGE
vs SINK CURRENT CAPABILITY
OUTPUT VOLTAGE
vs SOURCE CURRENT CAPABILITY
2.5
30.5
FFFFh FF00h FE00h
2.0
30.0
1.5
29.5
0800h
0400h
0200h
1.0
29.0
FC00h
F800h
0.5
28.5
0
Operation Near AGND Rail
-0.5
-10 -9 -8 -7 -6 -5 -4
I_SINK (mA)
Figure 89.
0100h _0000h
-3 -2 -1 0
28.0
Operation Near AV_DD Rail
27.5
0 1 2 3 4 5 6 7 8 9 10
I_SOURCE (mA)
Figure 90.
ZERO-SCALE ERROR
PRODUCTION DISTRIBUTION
25
T_A = +25°C
Code = 0100h
20
Gain = 6
15
10
5
0
Zero-Scale Error (LSB)
Figure 91.
ZERO-SCALE ERROR
PRODUCTION DISTRIBUTION
35
T_A = +25°C
30
Code = 0100h
Gain = 4
25
20
15
10
5
0
Zero-Scale Error (LSB)
Figure 92.
GAIN ERROR
PRODUCTION DISTRIBUTION
25
T_A = +25°C
Gain = 6
20
15
10
5
0
Gain Error (LSB)
Figure 93.
GAIN ERROR
PRODUCTION DISTRIBUTION
35
T_A = +25°C
30
Gain = 4
25
20
15
10
5
0
Gain Error (LSB)
Figure 94.
Copyright © 2009, Texas Instruments Incorporated
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