DAC8728_14 Datasheet, PDF (23/56 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: 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.
OUTPUT NOISE SPECTRAL DENSITY
vs FREQUENCY
IOV_DD SUPPLY CURRENT
vs LOGIC INPUT VOLTAGE
2000
1800
1600
Code = 8000h
3.0
IOV_DD Values are Shown
2.5
for Logic Level Change
on D0 to D15.
T_A = +25°C
1400
1200
1000
800
600
400
200
0
1
Gain = 6
Gain = 4
10
100
1k
10k
100k
Frequency (Hz)
2.0
1.5
1.0
0.5
0
0
IOV_DD = 2.7V
IOV_DD = 1.8V
IOV_DD = 5V
0.5 1.0 1.5 2.0 2.5 3.0 3.5 4.0 4.5 5.0
Logic Input Voltage (V)
Figure 46.
Figure 47.
BIPOLAR ZERO ERROR
PRODUCTION DISTRIBUTION
45
40
T_A = +25°C
Gain = 6
35
30
25
20
15
10
5
0
Bipolar Zero Error (LSB)
Figure 48.
BIPOLAR ZERO ERROR
PRODUCTION DISTRIBUTION
45
40
T_A = +25°C
Gain = 4
35
30
25
20
15
10
5
0
Bipolar Zero Error (LSB)
Figure 49.
GAIN ERROR
PRODUCTION DISTRIBUTION
30
T_A = +25°C
Gain = 6
25
20
15
10
5
0
Gain Error (LSB)
Figure 50.
GAIN ERROR
PRODUCTION DISTRIBUTION
35
T_A = +25°C
30
Gain = 4
25
20
15
10
5
0
Gain Error (LSB)
Figure 51.
Copyright © 2009, Texas Instruments Incorporated
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