參數(shù)資料
型號(hào): AD8320
廠商: Analog Devices, Inc.
英文描述: Serial Digital Controlled Variable Gain Amplifier(串行數(shù)字驅(qū)動(dòng)可變?cè)鲆娣糯笃?
中文描述: 串行數(shù)字控制可變?cè)鲆娣糯笃鳎ù袛?shù)字驅(qū)動(dòng)可變?cè)鲆娣糯笃鳎?/td>
文件頁(yè)數(shù): 7/20頁(yè)
文件大?。?/td> 513K
代理商: AD8320
AD8320
–7–
REV. 0
TEMPERATURE
2
8
C
D
2
2
60
2
55
25
50
100
F = 65MHz, V
CC
= 12V, P
O
= 12dBm
2
35
2
40
2
45
2
50
F = 42MHz
V
CC
= 12V
P
O
= 18dBm
2
65
2
50
2
25
0
75
F = 42MHz, V
CC
= 5V, P
O
= 12dBm
2
50
F = 65MHz
V
CC
= 12V
P
O
= 18dBm
2
50
Figure 22. Harmonic Distortion vs.
Temperature
V
CC
= 12V
V
= 310mV p-p
MIN GAIN
F = 10MHz
12.5nsec
20mV
Figure 25. Transient Response
5nsec
500mV
V
= 5V
MAX GAIN
F = 1MHz
O
TIME – Seconds
C
L
= 0pF
C
L
= 22pF
C
L
= 100pF
C
L
= 150pF
Figure 28. Transient Response for
Various Capacitive Loads
FREQUENCY – MHz
45
1
10
100
35
30
3
40
25
V
CC
= 12V
P
O
= 12dBm
20
P
O
= 18dBm
Figure 24. Third Order Intercept vs.
Frequency
FREQUENCY – Hz
30
100k
1G
1M
10M
100M
24
21
V
= 5V
MAX GAIN
G
27
C
L
= 0pF
18
15
C
L
= 22pF
C
L
= 100pF
C
L
= 150pF
Figure 27. AC Response for Various
Capacitive Loads
5nsec
1V
V
= 12V
MAX GAIN
F = 1MHz
C
L
= 0pF
C
L
= 22pF
C
L
= 100pF
C
L
= 150pF
Figure 30. Transient Response for
Various Capacitive Loads
FREQUENCY – MHz
P
O
–60
–40
20
0
–80
41.6
–20
P
= 18dBm
MAX GAIN
V
CC
= 12V
42.0
41.2
42.4
42.8
Figure 23. Two-Tone Intermodula-
tion Distortion
12.5nsec
1.2V
V
CC
= 12V
V
= 310mV p-p
MAX GAIN
F = 10MHz
Figure 26. Transient Response
FREQUENCY – Hz
30
100k
1G
1M
10M
100M
24
21
V
= 12V
MAX GAIN
G
27
C
L
= 0pF
18
15
C
L
= 22pF
C
L
= 100pF
C
L
= 150pF
Figure 29. AC Response for Various
Capacitive Loads
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