AD5672R Datasheet, PDF (3/34 Pages) Analog Devices – Octal, 12-/16-Bit nanoDAC+ with ppm/°C Reference, SPI Interface

Data Sheet
AD5672R/AD5676R
SPECIFICATIONS
AD5672R SPECIFICATIONS
VDD = 2.7 V to 5.5 V, 1.8 V ≤ VLOGIC ≤ 5.5 V, RL = 2 kΩ, CL = 200 pF, all specifications TA = −40°C to +125°C, unless otherwise noted.
Table 2.
Parameter
Min
STATIC PERFORMANCE¹
Resolution
12
Relative Accuracy (INL)
Differential Nonlinearity (DNL)
Zero Code Error
Offset Error
Full-Scale Error
Gain Error
TUE
Offset Error Drift²
DC Power Supply Rejection Ratio (PSRR)²
DC Crosstalk²
OUTPUT CHARACTERISTICS²
Output Voltage Range
0
0
Output Current Drive
Capacitive Load Stability
Resistive Load³
1
Load Regulation
Short-Circuit Current⁴
Load Impedance at Rails⁵
Power-Up Time
REFERENCE OUTPUT
Output Voltage⁶
Reference Temperature Coefficient^{7, 8}
Output Impedance²
Output Voltage Noise²
Output Voltage Noise Density²
Load Regulation Sourcing²
Load Regulation Sinking²
Output Current Load Capability²
Line Regulation²
Long-Term Stability/Drift²
Thermal Hysteresis²
2.4975
Typ Max
Unit
Test Conditions/Comments
±0.12
±0.12
±0.01
±0.01
0.8
−0.75
−0.1
−0.018
−0.013
+0.04
−0.02
±0.03
±0.006
±1
0.25
±2
±3
±2
±1
±1
±0.1
±0.1
1.6
±2
±1.5
±0.14
±0.07
±0.12
±0.06
±0.18
±0.14
Bits
LSB
LSB
LSB
LSB
mV
mV
mV
% of FSR
% of FSR
% of FSR
% of FSR
% of FSR
% of FSR
µV/°C
mV/V
µV
µV/mA
µV
Gain = 1
Gain = 2
Gain = 1
Gain = 2
Gain = 1 or gain = 2
Gain = 1
Gain = 2
Gain = 1
Gain = 2
Gain = 1
Gain = 2
Gain = 1
Gain = 2
DAC code = midscale, VDD = 5 V ± 10%
Due to single channel, full-scale output change
Due to load current change
Due to powering down (per channel)
2.5
5
15
2
10
183
177
40
25
2.5
V
V
mA
nF
nF
kΩ
µV/mA
µV/mA
mA
Ω
µs
Gain = 1
Gain = 2
RL = ∞
RL = 1 kΩ
VDD = 5 V ± 10%, DAC code = midscale,
−30 mA ≤ IOUT ≤ +30 mA
VDD = 3 V ± 10%, DAC code = midscale,
−20 mA ≤ IOUT ≤ +20 mA
Exiting power-down mode, VDD = 5 V
2.5025
2
5
0.04
13
240
V
ppm/°C
Ω
µV p-p
nV/√Hz
29
74
±20
43
12
125
25
Rev. B | Page 3 of 34
µV/mA
µV/mA
mA
µV/V
ppm
ppm
ppm
See the Terminology section
0.1 Hz to 10 Hz
At ambient temperature, f = 10 kHz, CL = 10 nF,
gain = 1 or 2
At ambient temperature
At ambient temperature
VDD ≥ 3 V
At ambient temperature
After 1000 hours at 125°C
First cycle
Additional cycles