Datasheet

Data Sheet AD5623R/AD5643R/AD5663R
Rev. E | Page 3 of 32
SPECIFICATIONS
AD5623R-5/AD5643R-5/AD5663R-5
V
DD
= 4.5 V to 5.5 V; R
L
= 2 kΩ to GND; C
L
= 200 pF to GND; V
REFIN
= V
DD
; all specifications T
MIN
to T
MAX,
unless otherwise noted.
Table 2.
A Grade
1
B Grade
1
Parameter Min Typ Max Min Typ Max Unit Conditions/Comments
STATIC PERFORMANCE
2
AD5663R
Resolution 16 Bits
Relative Accuracy ±8 ±16 LSB
Differential Nonlinearity ±1 LSB Guaranteed monotonic by design
AD5643R
Resolution 14 Bits
Relative Accuracy ±2 ±4 LSB
Differential Nonlinearity ±0.5 LSB Guaranteed monotonic by design
AD5623R
Resolution 12 Bits
Relative Accuracy ±1 ±2 ±0.5 ±1 LSB
Differential Nonlinearity ±1 ±0.25 LSB Guaranteed monotonic by design
Zero-Scale Error +2 +10 +2 +10 mV All 0s loaded to DAC register
Offset Error ±1 ±10 ±1 ±10 mV
Full-Scale Error −0.1 ±1 −0.1 ±1 % of
FSR
All 1s loaded to DAC register
Gain Error ±1.5 ±1.5 % of
FSR
Zero-Scale Error Drift ±2 ±2 µV/°C
Gain Temperature Coefficient ±2.5 ±2.5 ppm Of FSR/°C
DC Power Supply Rejection Ratio −100 −100 dB DAC code = midscale ; V
DD
= 5 V ±
10%
DC Crosstalk (External Reference)
10
10
µV
Due to full-scale output change;
R
L
= 2 kΩ to GND or V
DD
10 10 µV/mA Due to load current change
5 5 µV Due to powering down (per channel)
DC Crosstalk (Internal Reference) 25 25 µV Due to full-scale output change;
R
L
= 2 kΩ to GND or V
DD
20 20 µV/mA Due to load current change
10 10 µV Due to powering down (per channel)
OUTPUT CHARACTERISTICS
3
Output Voltage Range 0 V
DD
0 V
DD
V
Capacitive Load Stability 2 2 nF R
L
= ∞
10 10 nF R
L
= 2 kΩ
DC Output Impedance 0.5 0.5 Ω
Short-Circuit Current 30 30 mA V
DD
= 5 V
Power-Up Time
4
4
μs
Coming out of power-down mode;
V
DD
= 5 V
REFERENCE INPUTS
Reference Current 170 200 170 200 µA V
REF
= V
DD
= 5.5 V
Reference Input Range
0.75
V
DD
0.75
V
DD
V
Reference Input Impedance 26 26 kΩ