Datasheet

AD5755-1 Data Sheet
Rev. E | Page 6 of 52
Parameter
1
Min Typ Max Unit Test Conditions/Comments
CURRENT OUTPUT
Output Current Ranges 0 24 mA
0 20 mA
4 20 mA
Resolution 16 Bits
ACCURACY (EXTERNAL R
SET
)
Assumes ideal resistor, see the External Current
Setting Resistor
section for more information
Total Unadjusted Error (TUE) −0.05 ±0.009 +0.05 % FSR
TUE Long-Term Stability 100 ppm FSR Drift after 1000 hours, T
J
= 150°C
Relative Accuracy (INL) −0.006 +0.006 % FSR
Differential Nonlinearity (DNL) −1 +1 LSB Guaranteed monotonic
Offset Error −0.05 ±0.005 +0.05 % FSR
Offset Error Drift
2
±4 ppm FSR/°C
Gain Error −0.05 ±0.004 +0.05 % FSR
Gain TC
2
±3 ppm FSR/°C
Full-Scale Error −0.05 ±0.008 +0.05 % FSR
Full-Scale TC
2
±5 ppm FSR/°C
DC Crosstalk 0.0005 % FSR External R
SET
ACCURACY (INTERNAL R
SET
)
Total Unadjusted Error (TUE)
4, 5
−0.14 +0.14 % FSR
−0.11 ±0.009 +0.11 % FSR T
A
= 25°C
TUE Long-Term Stability 180 ppm FSR Drift after 1000 hours, T
J
= 150°C
Relative Accuracy (INL) −0.006 +0.006 % FSR
Relative Accuracy (INL) −0.004 +0.004 % FSR T
A
= 25°C
Differential Nonlinearity (DNL) −1 +1 LSB Guaranteed monotonic
Offset Error
4, 5
−0.05 +0.05 % FSR
−0.04 ±0.007 +0.04 % FSR T
A
= 25°C
Offset Error Drift
2
±6 ppm FSR/°C
Gain Error −0.12 +0.12 % FSR
−0.06 ±0.002 +0.06 % FSR T
A
= 25°C
Gain TC
2
±9 ppm FSR/°C
Full-Scale Error
4, 5
−0.14 +0.14 % FSR
−0.1 ±0.007 +0.1 % FSR T
A
= 25°C
Full-Scale TC
2
±14
ppm FSR/°C
DC Crosstalk
5
−0.011 % FSR Internal R
SET
OUTPUT CHARACTERISTICS
2
Current Loop Compliance Voltage V
BOOST_x
−
2.4
V
BOOST_x
−
2.7
V
Output Current Drift vs. Time Drift after 1000 hours, ¾ scale output, T
J
= 150°C
90 ppm FSR External R
SET
140 ppm FSR Internal R
SET
Resistive Load 1000 Ω The dc-to-dc converter has been characterized with
a maximum load of 1 kΩ, chosen such that compli-
ance is not exceeded; see
Figure 53 and DC-DC
MaxV bits in
Table 25
Output Impedance
100
MΩ
DC PSRR 0.02 1 µA/V