AD5689R/AD5687R
1600
1400
VDD = 5V
TA = 25°C
INTERNAL REFERENCE = 2.5V
1200
FULL SCALE
MIDSCALE
ZERO SCALE
1000
800
600
400
200
0
10
100
1k
10k
100k
1M
FREQUENCY (Hz)
Figure 38. Noise Spectral Density (NSD)
20
VDD = 5V
0
TA = 25°C
REFERENCE = 2.5V
–20
–40
–60
–80
–100
–120
–140
–160
–180
0
2000 4000 6000 8000 10000 12000 14000 16000 18000 20000
FREQUENCY (Hz)
Figure 39. Total Harmonic Distortion at 1 kHz
Data Sheet
0
–10
–20
–30
–40
–50
VDD = 5V
TA = 25°C
–60 REFERENCE = 2.5V, ±0.1V p-p
10k
100k
1M
10M
FREQUENCY (Hz)
Figure 40. Multiplying Bandwidth, External Reference = 2.5 V, ±0.1 V p-p,
10 kHz to 10 MHz
Rev. B | Page 16 of 28