EVAL-AD5780SDZ(RevC) Просмотр технического описания (PDF) - Analog Devices
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EVAL-AD5780SDZ Datasheet PDF : 28 Pages
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Data Sheet
AD5780
SPECIFICATIONS
VDD = 12.5 V to 16.5 V, VSS = −16.5 V to −12.5 V, VREFP = 10 V, VREFN = −10 V, VCC = 2.7 V to 5.5 V, IOVCC = 1.71 V to 5.5 V,
RL = unloaded, CL = unloaded, TMIN to TMAX, unless otherwise noted.
Table 2.
Parameter
STATIC PERFORMANCE2
Resolution
Integral Nonlinearity Error (Relative
Accuracy)
Differential Nonlinearity Error
Long-Term Linearity Error Stability3
Full-Scale Error
Full-Scale Error Temperature Coefficient
Zero-Scale Error
Zero-Scale Error Temperature
Coefficient
Gain Error
Gain Error Temperature Coefficient
R1, RFB Matching
OUTPUT CHARACTERISTICS
Output Voltage Range
Output Voltage Settling Time
Min
18
−0.85
−1
−2
−0.25
−1
−3
−5.5
−10
−4.8
−10
−20.5
−19
−35
−68
VREFN
Output Noise Spectral Density
Output Voltage Noise
Midscale Glitch Impulse4
MSB Segment Glitch Impulse4
Output Enabled Glitch Impulse
Digital Feedthrough
DC Output Impedance (Normal Mode)
DC Output Impedance (Output
Clamped to Ground)
A, B Versions1
Typ
Max
0.025
±0.95
±0.675
±0.45
±0.026
±0.325
±0.175
±0.225
±0.025
±2.3
±1.9
±0.9
±0.018
0.015
2.5
3.5
8
8
1.1
14
3.5
4
14
3.5
4
57
0.27
3.4
6
+0.85
+1
+2
+0.75
+1
+3
+0.5
+10
+4.8
+10
+20.5
+19
+35
+68
VREFP
Unit
Test Conditions/Comments
Bits
LSB
LSB
LSB
LSB
LSB
LSB
LSB
LSB
LSB
ppm/°C
LSB
LSB
LSB
ppm/°C
ppm FSR
ppm FSR
ppm FSR
ppm/°C
%
B grade, VREFP = +10 V, VREFN = −10 V,
TA = 25°C
B grade, VREFx = ±10 V, +10 V, and +5 V
A grade, VREFx = ±10 V, +10 V, and +5 V
B grade, VREFx = ±10 V, +10 V, and +5 V
A grade, VREFx = ±10 V, +10 V, and +5 V
After 750 hours at TA = 135°C
VREFP = +10 V, VREFN = −10 V
VREFP = 10 V, VREFN = 0 V
VREFP = 5 V, VREFN = 0 V
VREFP = +10 V, VREFN = −10 V
VREFP = +10 V, VREFN = −10 V
VREFP = 10 V, VREFN = 0 V
VREFP = 5 V, VREFN = 0 V
VREFP = +10 V, VREFN = −10 V
VREFP = +10 V, VREFN = −10 V
VREFP = 10 V, VREFN = 0 V
VREFP = 5 V, VREFN = 0 V
VREFP = +10 V, VREFN = −10 V
V
μs
μs
nV/√Hz
nV/√Hz
μV p-p
nV-sec
nV-sec
nV-sec
nV-sec
nV-sec
nV-sec
nV-sec
nV-sec
kΩ
kΩ
10 V step to 0.02%, using the ADA4898-1
buffer in unity-gain mode
500 code step to ±1 LSB4
At 1 kHz, DAC code = midscale
At 10 kHz, DAC code = midscale
DAC code = midscale, 0.1 Hz to
10 Hz bandwidth
VREFP = +10 V, VREFN = −10 V
VREFP = 10 V, VREFN = 0 V
VREFP = 5 V, VREFN = 0 V
VREFP = +10 V, VREFN = −10 V, see Figure 43
VREFP = 10 V, VREFN = 0 V, see Figure 44
VREFP = 5 V, VREFN = 0 V, see Figure 45
On removal of output ground clamp
Rev. C | Page 3 of 28
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