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參數(shù)資料
型號: AD8331ARQZ-R7
廠商: Analog Devices Inc
文件頁數(shù): 5/56頁
文件大?。?/td> 0K
描述: IC AMP VAR GAIN 1CHAN 20QSOP
設(shè)計資源: Interfacing the High Frequency AD8331 to AD9215 (CN0096)
標準包裝: 1,000
系列: X-AMP®
類型: 可變增益放大器
應(yīng)用: 信號處理
安裝類型: 表面貼裝
封裝/外殼: 20-SSOP(0.154",3.90mm 寬)
供應(yīng)商設(shè)備封裝: 20-QSOP
包裝: 帶卷 (TR)
配用: AD8331-EVALZ-ND - BOARD EVAL FOR AD8331
AD8331/AD8332/AD8334
Rev. G | Page 13 of 56
60
50
40
30
20
10
0
–10
100k
1M
10M
100M
500M
GA
IN
(
d
B
)
FREQUENCY (Hz)
03
19
9-
01
3
VGAIN = 1V
VGAIN = 0.8V
VGAIN = 0.6V
VGAIN = 0.4V
VGAIN = 0.2V
VGAIN = 0V
Figure 13. Frequency Response for Various Values of VGAIN, HILO = HI
30
20
–30
–20
–10
0
10
100k
1M
10M
100M
500M
GA
IN
(
d
B
)
FREQUENCY (Hz)
03
19
9-
01
4
RIN = RS = 50
RIN = RS = 75
RIN = RS = 100
RIN = RS = 200
RIN = RS = 500
RIN = RS = 1k
VGAIN = 0.5V
Figure 14. Frequency Response for Various Matched Source Impedances
30
–30
–20
–10
0
10
20
100k
1M
10M
100M
500M
GA
IN
(
d
B
)
FREQUENCY (Hz)
03
19
9-
01
5
VGAIN = 0.5V
RIZ =
Figure 15. Frequency Response, Unterminated LNA, RS = 50 Ω
0
–120
–100
–80
–60
–40
–20
100k
1M
10M
100M
C
RO
S
T
AL
K
(
d
B)
FREQUENCY (Hz)
03
19
9-
01
6
VOUT = 1V p-p
VGAIN = 1.0V
VGAIN = 0.7V
VGAIN = 0.4V
AD8332
AD8334
Figure 16. Channel-to-Channel Crosstalk vs.
Frequency for Various Values of VGAIN
50
0
5
10
15
20
25
30
35
40
45
100k
1M
10M
100M
GR
OU
P
D
E
L
A
Y
(n
s)
FREQUENCY (Hz)
03
19
9-
01
7
0.1F
COUPLING
1F
COUPLING
Figure 17. Group Delay vs. Frequency for Two Values of AC Coupling
03
19
9-
01
8
20
–20
–10
0
10
20
–20
–10
0
10
0
0.1
0.2
0.3
0.4
0.5
0.6
0.7
0.8
0.9
1.0
1.1
OF
FS
E
T
V
O
LT
A
G
E
(m
V
)
VGAIN (V)
T = +85°C
T = +25°C
T = –40°C
T = +85°C
T = +25°C
T = –40°C
HI GAIN
LO GAIN
Figure 18. Representative Differential Output Offset Voltage vs.
VGAIN at Three Temperatures
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