
AD5620/AD5640/AD5660
AD5620/AD5640/AD5660-1
V
DD1
= 2.7 V to 3.3 V, R
L
= 2 kΩ to GND, C
L
= 200 pF to GND, C
REFOUT
= 100 nF; all specifications T
MIN
to T
MAX
, unless otherwise noted.
Table 2.
Parameter
A Grade
2
B Grade
2
C Grade
2
STATIC PERFORMANCE
3
AD5660
Resolution
16
16
16
Relative Accuracy
±32
±16
±16
Differential Nonlinearity
±1
±1
±1
AD5640
Resolution
14
14
14
Relative Accuracy
±8
±4
±4
Differential Nonlinearity
±1
±1
±1
AD5620
Resolution
12
12
12
Relative Accuracy
±6
±1
±1
Differential Nonlinearity
±1
±1
±1
Zero-Code Error
2
2
2
8
8
8
Offset Error
±9
±9
±9
Full-Scale Error
±0.15
±0.15
±0.15
±0.85
±0.85
±0.85
Gain Error
±0.85
±0.85
±0.85
Zero-Code Error Drift
±2
±2
±2
Gain Temperature Coefficient
±2.5
±2.5
±2.5
DC Power Supply Rejection Ratio
60
60
60
OUTPUT CHARACTERISTICS
4
Output Voltage Range
0
0
V
DD
V
DD
V
DD
Output Voltage Settling Time
8
8
8
10
10
10
Slew Rate
1.5
1.5
1.5
Capacitive Load Stability
2
2
2
10
10
10
Output Noise Spectral Density
80
80
80
Output Noise (0.1 Hz to 10 Hz)
20
20
20
Digital-to-Analog Glitch Impulse
5
5
5
Digital Feedthrough
0.1
0.1
0.1
DC Output Impedance
0.5
0.5
0.5
Short-Circuit Current
30
30
30
Power-Up Time
5
5
5
REFERENCE OUTPUT
Output Voltage
1.247
1.247
1.247
1.253
1.253
1.253
Reference TC
4
±10
±10
±5
±25
Output Impedance
2.8
2.8
2.8
Rev. A | Page 5 of 24
Unit
Bits min
LSB max
LSB max
Bits min
LSB max
LSB max
Bits min
LSB max
LSB max
mV typ
mV max
mV max
% FSR typ
% FSR max
% FSR max
μV/°C typ
ppm typ
dB typ
V min
V max
μs typ
μs max
V/μs typ
nF typ
nF typ
nV/√Hz typ
μV p-p typ
nV-s typ
nV-s typ
Ω typ
mA typ
μs typ
V min
V max
ppm/°C typ
ppm/°C max
kΩ typ
Conditions/Comments
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; V
DD
= 3 V ± 10%
to scale change settling to ±2 LSB
R
L
= 2 kΩ; 0 pF < C
L
< 200 pF
to scale
R
L
= ∞
R
L
= 2 kΩ
DAC code = midscale, 10 kHz
DAC code = midscale
1 LSB change around major carry
V
DD
= 3 V
Coming out of power-down mode; V
DD
= 3 V
At ambient