Datasheet

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Temperature(°C)
1200
1000
800
600
400
200
0
AV SupplyCurrent( A)m
DD
V =5.0V
REFH
V =0V
REFL
Gain=1XMode
V
REFH
=2.5V
V
REFL
=0V
Gain=2XMode
DACCodeSettoFC00h
-55 -35 -15 1255 25 45 65 85 105
Temperature(°C)
50
40
30
20
10
0
A SupplyCurrent( A)
mV
DD
AV =5.0V
DD
AV =2.7V
DD
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DigitalInputCode
1.5
1.0
0.5
0
-0.5
-1.0
-1.5
ReferenceCurrent(mA)
V Current
REFH
V Current
REFL
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DigitalInputCode
1.5
1.0
0.5
0
-0.5
-1.0
-1.5
ReferenceCurrent(mA)
V Current
REFH
V =2.5V
REFH
V =0V
REFL
V Current
REFL
0 1 2 3 4 5
I (mA)
SOURCE
5.00
4.95
4.90
4.85
4.80
4.75
V (V)
OUT
DACLoadedwithF800h
DACLoadedwithFE00h
DACLoadedwithFC00h
DACLoadedwithFFFFh
0 3 6 9 12 15
I (mA)
(SOURCE/SINK)
5.0
4.5
4.0
3.5
3.0
2.5
2.0
1.5
1.0
0.5
0
V (V)
OUT
DACLoadedwithFFFFh
DACLoadedwith0000h
DAC8881
SBAS422A – JULY 2007 – REVISED SEPTEMBER 2007
TYPICAL CHARACTERISTICS: V
DD
= +5V (continued)
At T
A
= +25 ° C, V
REFH
= +5.0V, V
REFL
= 0V, and Gain = 1X Mode, unless otherwise noted.
AV
DD
SUPPLY CURRENT AV
DD
POWER-DOWN CURRENT
vs TEMPERATURE vs TEMPERATURE
Figure 22. Figure 23.
REFERENCE CURRENT REFERENCE CURRENT
vs DIGITAL INPUT CODE vs DIGITAL INPUT CODE (GAIN = 2X MODE)
Figure 24. Figure 25.
OUTPUT VOLTAGE
OUTPUT VOLTAGE vs DRIVE CURRENT CAPABILITY
vs DRIVE CURRENT CAPABILITY (Operation Near AV
DD
Rail)
Figure 26. Figure 27.
14 Submit Documentation Feedback Copyright © 2007, Texas Instruments Incorporated
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