Datasheet

Data Sheet AD5790
Rev. D | Page 3 of 28
SPECIFICATIONS
V
DD
= 12.5 V to 16.5 V, V
SS
= −16.5 V to −12.5 V, V
REFP
= 10 V, V
REFN
= −10 V, V
CC
= 2.7 V to +5.5 V, IOV
CC
= 1.71 V to 5.5 V,
R
L
= unloaded, C
L
= unloaded, T
MIN
to T
MAX
, unless otherwise noted.
Table 2.
B Version
1
Parameter Min Typ Max Unit Test Conditions/Comments
STATIC PERFORMANCE
2
Resolution 20 Bits
Integral Nonlinearity Error (Relative
Accuracy)
−2 ±1.2 +2 LSB V
REFP
= +10 V, V
REFN
= −10 V, T
A
= 0°C to 105°C
−3 ±1.2 +3 LSB V
REFP
= +10 V, V
REFN
= −10 V, T
A
=−40°C to +105°C
−4 ±1.2 +4 LSB V
REFx
= ±10 V, +10 V, and +5 V
Differential Nonlinearity Error −1 +2 LSB V
REFP
= +10 V, V
REFN
= −10 V, T
A
= 0°C to 105°C
−1 +3 LSB V
REFx
= ±10 V, +10 V, and +5 V
Long-Term Linearity Error Stability
3
0.1 LSB After 750 hours at T
A
= 135°C
Full-Scale Error −12 ±3.8 +12 LSB V
REFP
= +10 V, V
REFN
= −10 V
−22 ±2.7 +22 LSB V
REFP
= 10 V, V
REFN
= 0 V
−40 ±1.8 +40 LSB V
REFP
= 5 V, V
REFN
= 0 V
−9 ±3.8 +9 LSB V
REFP
= +10 V, V
REFN
= −10 V, T
A
= 0°C to 105°C
−12 ±2.7 +12 LSB V
REFP
= 10 V, V
REFN
= 0 V, T
A
= 0°C to 105°C
−22 ±1.8 +22 LSB V
REFP
= 5 V, V
REFN
= 0 V, T
A
= 0°C to 105°C
Full-Scale Error Temperature Coefficient ±0.026 ppm/°C V
REFP
= +10 V, V
REFN
= −10 V
Zero-Scale Error
−19
±1.3
+19
LSB
V
REFP
= +10 V, V
REFN
= −10 V
−40 ±0.7 +40 LSB V
REFP
= 10 V, V
REFN
= 0 V
−82 ±0.9 +82 LSB V
REFP
= 5 V, V
REFN
= 0 V
−8 ±1.3 +8 LSB V
REFP
= +10 V, V
REFN
= −10 V, T
A
= 0°C to 105°C
−13 ±0.7 +13 LSB V
REFP
= 10 V, V
REFN
= 0 V, T
A
= 0°C to 105°C
−22 ±0.9 +22 LSB V
REFP
= 5 V, V
REFN
= 0 V, T
A
= 0°C to 105°C
Zero-Scale Error Temperature Coefficient ±0.025 ppm/°C V
REFP
= +10 V, V
REFN
= −10 V
Gain Error −19 ±2.3 +19 ppm FSR V
REFP
= +10 V, V
REFN
= −10 V
−35 ±1.9 +35 ppm FSR V
REFP
= 10 V, V
REFN
= 0 V
−68 ±0.9 +68 ppm FSR V
REFP
= 5 V, V
REFN
= 0 V
−9 ±2.3 +9 ppm FSR V
REFP
= +10 V, V
REFN
= −10 V, T
A
= 0°C to 105°C
−15 ±2.9 +15 ppm FSR V
REFP
= 10 V, V
REFN
= 0 V, T
A
= 0°C to 105°C
−22 ±0.9 +22 ppm FSR V
REFP
= 5 V, V
REFN
= 0 V, T
A
= 0°C to 105°C
Gain Error Temperature Coefficient ±0.018 ppm/°C V
REFP
= +10 V, V
REFN
= −10 V
R1, R
FB
Matching 0.015 %
OUTPUT CHARACTERISTICS
Output Voltage Range V
REFN
V
REFP
V
Output Voltage Settling Time
2.5
µs
10 V step to 0.02%, using the ADA4898-1 buffer
in unity-gain mode
3.5 µs 500 code step to ±1 LSB
4
Output Noise Spectral Density 8 nV/√Hz At 1 kHz, DAC code = midscale
8 nV/√Hz At 10 kHz, DAC code = midscale
Output Voltage Noise
1.1
µV p-p
DAC code = midscale, 0.1 Hz to 10 Hz bandwidth
Midscale Glitch Impulse
4
14 nV-sec V
REFP
= +10 V, V
REFN
= −10 V
3.5 nV-sec V
REFP
= 10 V, V
REFN
= 0 V
4 nV-sec V
REFP
= 5 V, V
REFN
= 0 V
MSB Segment Glitch Impulse
4
14 nV-sec
V
REFP
= +10 V, V
REFN
= −10 V, see Figure 42
3.5 nV-sec
V
REFP
= 10 V, V
REFN
= 0 V, see Figure 43
4 nV-sec
V
REFP
= 5 V, V
REFN
= 0 V, see Figure 44