AD8330_06 Datasheet, PDF (10/32 Pages) Analog Devices – Low Cost DC to 150 MHz Variable Gain Amplifier

AD8330
7
V_DBS = 1.5V
6
5
4
3
2
1
0
100k
1M
10M
FREQUENCY (Hz)
100M
Figure 22. Input Referred Noise vs. Frequency
0
V_DBS = 0.75V
–10 ^{VOUT = 1V p-p}
R_L = 1kΩ
–20
–30
–40
HD3
–50
HD2
–60
–70
–80
100k
1M
10M
FREQUENCY (Hz)
Figure 23. Harmonic Distortion vs. Frequency
100M
0
V_DBS = 0.75V
–10 ^{VOUT = 1V p-p}
R_L = 1kΩ
–20
–30
–40
HD3
–50
–60
HD2
–70
–80
0
10
20
30
40
50
C_LOAD (pF)
Figure 24. Harmonic Distortion vs. CLOAD
0
f = 10MHz
–10
–20
–30
–40
HD3, R_L = 1kΩ
–50
–60
HD2, R_L = 1kΩ
–70
–80
0
0.3
0.6
0.9
1.2
1.5
V_OUT (V p-p)
Figure 25. Harmonic Distortion vs. VOUT , VMAG = 0.5 V
0
f = 10MHz
–10
–20
–30
HD2 AND HD3, R_L = 150Ω¹
–40
HD3, R_L = 1kΩ
–50
–60
HD2, R_L = 1kΩ
–70
1_{OUTPUT AMPLITUDE HARD LIMITED}
–80
0
1
2
3
4
5
V_OUT (V p-p)
Figure 26. Harmonic Distortion vs. VOUT , VMAG = 2.0 V
0
f = 10MHz
V_OUT = 1V p-p
–10 _{RL = 1kΩ}
–20
–30
HD3
–40
–50
HD2
–60
–70
0
0.2 0.4 0.6 0.8 1.0 1.2 1.4 1.6
V_DBS (V)
Figure 27. Harmonic Distortion vs. VDBS
Rev. C | Page 10 of 32