Datasheet

AD5750/AD5750-1
Rev. C | Page 5 of 36
Parameter
1
Min Typ Max Unit Test Conditions/Comments
Offset Error TC
3
±2 ppm FSR/°C All unipolar ranges
Gain Error −0.05 +0.05 % FSR All bipolar/unipolar ranges
−0.04 ±0.015 +0.04 % FSR T
A
= 25°C
Gain Error TC
3
±0.5 ppm FSR/°C
Full-Scale Error −0.05 +0.05 % FSR All bipolar/unipolar ranges
−0.04 ±0.015 +0.04 % FSR T
A
= 25°C
Full-Scale Error TC
3
±1.5 ppm FSR/°C
VOLTAGE OUTPUT CHARACTERISTICS
3
Headroom 1.3 V Output unloaded
Short-Circuit Current 15 mA
Load 1 kΩ
Capacitive Load Stability T
A
= 25°C
R
LOAD
= ∞ 1 nF
R
LOAD
= 2 kΩ 1 nF
R
LOAD
= ∞ 2 μF
External compensation capacitor
required; see the Driving Inductive
Loads section
DC Output Impedance 0.12 Ω
Leakage Current −110 +110 nA Output disabled; leakage to ground
0 V to 5 V range, ¼ to ¾ Step 7 μs Specified with 2 kΩ || 220 pF, ±0.05%
0 V to 5 V range, 40 mV Input Step 4.5 μs Specified with 2 kΩ || 220 pF, ±0.05%
Slew Rate 2 V/μs Specified with 2 kΩ || 220 pF
Output Noise 2.5 μV rms 0.1 Hz to 10 Hz bandwidth
45.5 μV rms 100 kHz bandwidth
Output Noise Spectral Density 165 nV/√Hz
Measured at 10 kHz; specified with
2 kΩ || 220 pF
AC PSRR −65 dB
200 mV, 50 Hz/60 Hz sine wave super-
imposed on power supply voltage
DC PSRR 10 μV/V Outputs unloaded
CURRENT OUTPUT
Output Current Ranges 0 24 mA
0 20 mA
4 20 mA
−20 +20 mA
−24 +24 mA
Output Current Overranges 0 24.5 mA
See the Detailed Description of
Features section
0 20.4 mA
See the Detailed Description of
Features section
4 20.4 mA
See the Detailed Description of
Features section
ACCURACY, INTERNAL R
SET
Total Unadjusted Error (TUE)
B Version
2
−0.2 +0.2 % FSR
−0.08 ±0.03 +0.08 % FSR T
A
= 25°C
A Version
2
−0.5 +0.5 % FSR
−0.3 ±0.15 +0.3 % FSR T
A
= 25°C
Relative Accuracy (INL) −0.02 ±0.01 +0.02 % FSR Unipolar ranges
−0.03 ±0.015 +0.03 % FSR Bipolar ranges
Offset Error −16 +16 μA
4 mA to 20 mA, 0 mA to 20 mA, 0 mA
to 24 mA ranges
−10 +5 +10 μA T
A
= 25°C
−50 +50 μA ±20 mA, ±24 mA ranges
−26 +8 +26 μA T
A
= 25°C