Datasheet

0 0.5 1.0 1.5 2.0 2.5 3.0
ReferenceVoltage(V)
4.0
3.0
2.0
1.0
0
-1.0
-2.0
-3.0
-4.0
INLError(LSB)
INLMax
INLMin
0 0.5 1.0 1.5 2.0 2.5 3.0
ReferenceVoltage(V)
2.0
1.5
1.0
0.5
0
-0.5
-1.0
-1.5
-2.0
DNLError(LSB)
DNLMax
DNLMin
-55 -35 -15 1255 25 45 65 85 105
Temperature(°C)
DACCodeSetto3FFFFh
1000
900
800
700
600
500
400
300
200
100
0
AV SupplyCurrent( A)m
DD
V =2.5V
REF
,Gain=1XMode
V =1.25V
REF
,Gain=2XMode
0 26214419660813107265536
DigitalInputCode
1.00
0.75
0.50
0.25
0
-0.25
-0.50
-0.75
-1.00
ReferenceCurrent(mA)
V Current
REFH
V =2.5V
REFH
V =0V
REFL
V Current
REFL
0 26214419660813107265536
DigitalInputCode
1.00
0.75
0.50
0.25
0
-0.25
-0.50
-0.75
-1.00
ReferenceCurrent(mA)
V Current
REFH
V =1.25V
REFH
V =0V
REFL
V Current
REFL
0 3 6 9 12 15
I (mA)
(SOURCE/SINK)
3.0
2.5
2.0
1.5
1.0
0.5
0
OutputVoltage(V)
DACLoadedwith00000h
DACLoadedwith3FFFFh,V =2.5V
REFH
DACLoadedwith3FFFFh,V =2.7V
REFH
DAC9881
www.ti.com ......................................................................................................................................................... SBAS438A – MAY 2008 – REVISED AUGUST 2008
TYPICAL CHARACTERISTICS: AV
DD
= +2.7V (continued)
At T
A
= +25 ° C, V
REFH
= +2.5V, V
REFL
= 0V, and Gain = 1X Mode, unless otherwise noted.
LINEARITY ERROR DIFFERENTIAL LINEARITY ERROR
vs REFERENCE VOLTAGE vs REFERENCE VOLTAGE
Figure 50. Figure 51.
AV
DD
SUPPLY CURRENT REFERENCE CURRENT
vs TEMPERATURE vs DIGITAL INPUT CODE
Figure 52. Figure 53.
REFERENCE CURRENT OUTPUT VOLTAGE
vs DIGITAL INPUT CODE (GAIN = 2X MODE) vs DRIVE CURRENT CAPABILITY
Figure 54. Figure 55.
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