Datasheet

AD8475 Data Sheet
Rev. C | Page 14 of 24
–
20
–140
–120
–100
–80
–60
–40
0987654321
HARMONIC DISTORTION (dBc)
V
OUT
(V p-p)
HD2, +5V SUPPLY
HD3, +5V SUPPLY
HD2, ±5V SUPPLY
HD3, ±5V SUPPLY
f = 100kHz
09432-047
Figure 41. Harmonic Distortion vs. V
OUT
at Various Supplies
–110
–100
–90
–80
–70
–60
–50
–40
–30
–20
–10
0
10
75 80 85 90 95 100 105 110 115 120 125
NORMALIZED SPECTRUM (dBc)
FREQUENCY (kHz)
09432-054
Figure 42. 100 kHz Intermodulation Distortion
100
20
10
0
30
40
50
60
70
80
90
10k 100k1k100101
VOLTAGE NOISE (nV/ Hz)
FREQUENCY (Hz)
09432-243
Figure 43. Voltage Noise Density vs. Frequency
–
20
–140
–120
–100
–80
–60
–40
0.1 1 10
SPURIOUS-FREE DYANMIC RANGE (dBc)
FREQUENCY (MHz)
R
L
= 1kΩ
R
L
= 200Ω
V
OUT
= 2V p-p
09432-049
Figure 44. Spurious-Free Dynamic Range vs. Frequency at Various Loads
100
0.01
0.1
1
10
10k 100k 1M 10M 100M
OUTPUT IMPEDANCE (Ω)
FREQUENCY (Hz)
09432-052
Figure 45. Output Impedance vs. Frequency
500nV/DI
V
1s/DIV
09432-039
Figure 46. 0.1 Hz to 10 Hz Voltage Noise