Datasheet

AD5662
Rev. A | Page 12 of 24
04777-010
1
Y AXIS = 2μV/DIV
X AXIS = 4s/DIV
V
DD
= V
REF
= 5V
T
A
= 25°C
DAC LOADED WITH MIDSCALE
Hz
dB
–20
–50
–80
–30
–40
–60
–70
–90
–100
2k 4k 6k 8k 10k
04777-008
V
DD
= 5V
T
A
= 25°C
DAC LOADED WITH FULL SCALE
V
REF
= 2V ± 0.3Vp-p
Figure 30. 0.1 Hz to 10 Hz Output Noise Plot
Figure 28. Total Harmonic Distortion
CAPACITANCE (nF)
TIME (
μ
s)
16
14
12
10
8
6
4
01234567 981
04777-009
FREQUENCY (Hz)
OUTPUT NOISE (nV/
√
Hz)
800
600
700
400
500
100
200
300
0
10 100k10k1k100 1M
04777-020
V
DD
= V
REF
= 5V
T
A
= 25°C
0
V
REF
= V
DD
T
A
= 25°C
V
DD
=
5V
V
DD
=
3V
Figure 31. Noise Spectral Density
Figure 29. Settling Time vs. Capacitive Load