AD8320 데이터 시트보기 (PDF) - Analog Devices
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AD8320 Datasheet PDF : 20 Pages
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AD8320
؊30
؊40
VCC = 12V
F = 65MHz, PO = 18dBm
F = 42MHz, PO = 18dBm
؊50
؊60
؊70
F = 42MHz, PO = 12dBm
؊80
F = 65MHz, PO = 12dBm
؊90
0
64
128
192
256
GAIN CONTROL – Decimal
Figure 13. Worst Harmonic Distor-
tion vs. Gain Control
؊20
؊30
؊40
PO = 12dBm
PO = 10dBm
؊50
؊60
؊70
PO = 8dBm
PO = 4dBm
؊80
1
10
100
FREQUENCY – MHz
Figure 14. Worst Harmonic Distor-
tion vs. Frequency for Various Output
Levels at VCC = 5 V
؊20
؊30
؊40
؊50
PO = 12dBm
PO = 10dBm
؊60
؊70
؊80
1
PO = 8dBm
PO = 4dBm
10
100
FREQUENCY – MHz
Figure 15. Worst Harmonic Distor-
tion vs. Frequency for Various Output
Levels at VCC = 6 V
؊20
؊30
؊40
PO = 18dBm
؊50
PO = 8dBm
؊60
PO = 12dBm
؊70
؊80
1
PO = 4dBm
10
100
FREQUENCY – MHz
Figure 16. Worst Harmonic Distor-
tion vs. Frequency for Various Output
Levels at VCC = 10 V
؊20
؊30
PO = 18dBm
؊40
؊50
PO = 8dBm
؊60
PO = 12dBm
؊70
؊80
1
PO = 4dBm
10
100
FREQUENCY – MHz
Figure 17. Worst Harmonic Distor-
tion vs. Frequency for Various Output
Levels at VCC = 12 V
40
VCC = 12V
PO = 18dBm
F = 42MHz
30
N = 30
20
10
0
؊47
؊46
؊45
؊44
؊43
HARMONIC DISTORTION – dBc
Figure 18. Distribution of Worst Har-
monic Distortion
40
20
30.0
VCC = 12V
VCC = 12V
PO = 18dBm
PO = 12dBm
F = 65MHz
F = 42MHz
30
N = 30
15
N = 30
22.5
VCC = 5V
PO = 12dBm
F = 65MHz
N = 30
20
10
15.0
10
5
7.5
0
؊45
؊44
؊43
؊42
؊41
HARMONIC DISTORTION ؊ dBc
Figure 19. Distribution of Worst Har-
monic Distortion
0
؊59
؊58
؊57
؊56
؊55
HARMONIC DISTORTION ؊ dBc
Figure 20. Distribution of Worst Har-
monic Distortion
0
؊44
؊43
؊42
؊41
؊40
HARMONIC DISTORTION ؊ dBc
Figure 21. Distribution of Worst Har-
monic Distortion
–6–
REV. 0
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