AD5625R_15 Datasheet, PDF (3/36 Pages) Analog Devices – Quad, 12-/14-/16-Bit nanoDACs with 5 ppm/C On-Chip Reference, IC Interface

Data Sheet
AD5625R/AD5645R/AD5665R, AD5625/AD5665
SPECIFICATIONS
SPECIFICATIONS—AD5665R/AD5645R/AD5625R
VDD = 2.7 V to 5.5 V; RL = 2 kΩ to GND; CL = 200 pF to GND; VREFIN = VDD; all specifications TMIN to TMAX, unless otherwise noted.
Table 2.
A Grade
B Grade
Parameter
Min Typ Max Min Typ Max Unit
STATIC PERFORMANCE²
AD5665R
Resolution
16
Bits
Relative Accuracy
±8
±16 LSB
Differential Nonlinearity
±1
LSB
AD5645R
Resolution
14
Bits
Relative Accuracy
±2
±4
LSB
Differential Nonlinearity
±0.5 LSB
AD5625R
Resolution
12
12
Bits
Relative Accuracy
±1
±4
±0.5 ±1
LSB
Differential Nonlinearity
±1
±0.25 LSB
Zero-Code Error
2
10
2
10
mV
Offset Error
±1
±10
±1
±10 mV
Full-Scale Error
−0.1 ±0.5
−0.1 ±0.5 % FSR
Gain Error
±0.1 ±1.25
±0.1 ±1
% FSR
Zero-Code Error Drift
±2
±2
µV/°C
Gain Temperature Coefficient
±2.5
±2.5
ppm
DC Power Supply Rejection
Ratio
−100
−100
dB
DC Crosstalk (External
15
Reference)
15
µV
10
10
µV/mA
8
8
µV
DC Crosstalk (Internal
25
Reference)
25
µV
20
20
µV/mA
10
10
µV
OUTPUT CHARACTERISTICS³
Output Voltage Range
0
VDD
0
VDD
V
0
2×
2×
VREF
VREF
Capacitive Load Stability
2
2
nF
10
10
nF
DC Output Impedance
0.5
0.5
Ω
Short-Circuit Current
30
30
mA
Power-Up Time
4
4
µs
REFERENCE INPUTS
Reference Current
210 260
210 260 µA
Reference Input Range
0.75
VDD
0.75
VDD
V
Reference Input Impedance
26
26
kΩ
Test Conditions/Comments¹
Guaranteed monotonic by design
Guaranteed monotonic by design
Guaranteed monotonic by design
All 0s loaded to DAC register
All 1s loaded to DAC register
Of FSR/°C
DAC code = midscale; VDD = 5 V ± 10%
Due to full-scale output change,
RL = 2 kΩ to GND or VDD
Due to load current change
Due to powering down (per channel)
Due to full-scale output change,
RL = 2 kΩ to GND or VDD
Due to load current change
Due to powering down (per channel)
Internal reference disabled
Internal reference enabled
RL = ∞
RL = 2 kΩ
VDD = 5 V
Coming out of power-down mode;
VDD = 5 V
VREF = VDD = 5.5 V
Rev. C | Page 3 of 36