Datasheet
Data Sheet AD5629R/AD5669R
Rev. B | Page 3 of 32
SPECIFICATIONS
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 1.
A Grade
1
B Grade
1
Parameter Min Typ Max Min Typ Max Unit Test Conditions/Comments
STATIC PERFORMANCE
2
AD5629R
Resolution 12 12 Bits
Relative Accuracy ±0.5 ±4 ±0.5 ±1 LSB See Figure 6
Differential Nonlinearity ±0.25 ±0.25 LSB
Guaranteed monotonic by design
(see Figure 8)
AD5669R
Resolution 16 16 Bits
Relative Accuracy ±8 ±32 ±8 ±16 LSB See Figure 5
Differential Nonlinearity ±1 ±1 LSB
Guaranteed monotonic by design
(see Figure 7)
Zero-Code Error 6 19 6 19 mV All 0s loaded to DAC register (see Figure 18)
Zero-Code Error Drift ±2 ±2 µV/°C
Full-Scale Error −0.2 −1 −0.2 −1 % FSR All 1s loaded to DAC register (see Figure 19)
Gain Error ±1 ±1 % FSR
Gain Temperature Coefficient ±2.5 ±2.5 ppm Of FSR/°C
Offset Error ±6 ±19 ±6 ±19 mV
DC Power Supply Rejection
Ratio
–80 –80 dB V
DD
± 10%
DC Crosstalk
(External Reference)
10 10 µV
Due to full-scale output change,
R
L
= 2 kΩ to GND or V
DD
5
5
µV/mA
Due to load current change
10 10 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
10 10 µV/mA Due to load current change
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 40 50 40 50 µA V
REFIN
= V
DD
= 5.5 V (per DAC channel)
Reference Input Range 0 V
DD
0 V
DD
V
Reference Input Impedance 14.6 14.6 kΩ
REFERENCE OUTPUT (1.25 V)
Output Voltage 1.247 1.253 1.247 1.253 µA T
A
= 25°C
Reference Input Range ±15 ±5 ±15 ppm/°C LFCSP, TSSOP
±15 WLCSP
Output Impedance
7.5
7.5
kΩ
REFERENCE OUTPUT (2.5 V)
Output Voltage 2.495 2.505 2.495 2.505 µA T
A
= 25°C
Reference Input Range
±15
±5 ±10
ppm/°C
Output Impedance 7.5 7.5 kΩ