AD8012
–40
G = +2
V
OUT
= 2V p-p
R
F
= 750
DISTORTION – dBc
–40
G = +2
V
OUT
= 2V p-p
R
F
= 750
2nd
DISTORTION – dBc
–60
–60
–50
–50
–70
3rd
–70
3rd
–80
–80
2nd
–90
10
100
R
L
–
1k
–90
10
100
R
L
–
1k
Figure 16. Distortion vs. Load Resistance; V
S
=
±
5 V,
Frequency = 500 kHz
Figure 19. Distortion vs. Load Resistance; V
S
= +5 V,
Frequency = 500 kHz
–40
3rd
R
L
= 100
2nd
R
L
= 100
–40
3rd
R
L
= 100
DISTORTION – dBc
dBc
–60
–60
2nd
R
L
= 100
DISTORTION
3rd
R
L
= 1k
–80
2nd
R
L
= 1k
G = +2
V
OUT =
2V p-p
R
F
= 750
2nd
R
L
= 1k
–80
3rd
R
L
= 1k
–100
G = +2
V
OUT
= 2V p-p
R
F
= 750
–100
1
FREQUENCY
MHz
10
20
1
FREQUENCY – MHz
10
20
Figure 17. Distortion vs. Frequency; V
S
=
±
5 V
Figure 20. Distortion vs. Frequency; V
S
= +5 V
0.5
0.4
0.3
dB
0.2
0.1
0
–0.1
–0.2
–0.3
–0.4
–0.5
0.1
1
FREQUENCY
10
MHz
100
G = +2
V
O
= 0.3V p-p
R
F
= 750
R
L
= 100
V
S
= 5V
0.5
0.4
0.3
dB
0.2
0.1
0
–0.1
–0.2
–0.3
–0.4
–0.5
0.1
1
FREQUENCY
10
MHz
100
G = +2
V
O
= 0.3V p-p
R
F
= 750
R
L
= 100
V
S
= +5V
NORMALIZED GAIN
Figure 18. Gain Flatness; V
S
=
±
5 V
NORMALIZED GAIN
Figure 21. Gain Flatness; V
S
= +5 V
REV. A
–7–
AD [ ANALOG DEVICES ]
