0.2V < VGAIN
參數資料
型號: AD8331-EVALZ
廠商: Analog Devices Inc
文件頁數: 6/56頁
文件大?。?/td> 0K
描述: BOARD EVAL FOR AD8331
設計資源: Interfacing the High Frequency AD8331 to AD9215 (CN0096)
標準包裝: 1
系列: X-AMP®
每 IC 通道數: 1 - 單
放大器類型: 可變增益
輸出類型: 差分
轉換速率: 650 V/µs
-3db帶寬: 120MHz
電流 - 輸出 / 通道: 165mA
工作溫度: -40°C ~ 85°C
電流供應(主 IC): 25mA
電壓 - 電源,單路/雙路(±): 4.5 V ~ 5.5 V
板類型: 完全填充
已供物品:
已用 IC / 零件: AD8331
產品目錄頁面: 775 (CN2011-ZH PDF)
相關產品: AD8331ARQZ-R7-ND - IC AMP VAR GAIN 1CHAN 20QSOP
AD8331ARQZ-ND - IC VGA SINGLE W/PREAMP 20-QSOP
AD8331ARQ-REEL7-ND - IC VGA SINGLE W/PREAMP 20-SSOP
AD8331ARQ-REEL-ND - IC VGA SINGLE W/PREAMP 20-SSOP
AD8331ARQ-ND - IC VGA SINGLE W/PREAMP 20-QSOP
AD8331/AD8332/AD8334
Rev. G | Page 14 of 56
03
19
9-
0
1
9
35
SAMPLE SIZE = 100
0.2V < VGAIN < 0.7V
0
5
10
15
20
25
30
49.6
50.5
50.4
50.3
50.2
50.1
50.0
49.9
49.8
49.7
%
T
O
T
A
L
GAIN SCALING FACTOR
Figure 19. Gain Scaling Factor Histogram
03
19
9-
0
20
100
10
1
0.1
100k
100M
10M
1M
O
UT
P
UT
I
M
P
E
D
ANCE
(
)
FREQUENCY (Hz)
SINGLE ENDED, PIN VOH OR PIN VOL
RL =
Figure 20. Output Impedance vs. Frequency
03
19
9-
0
2
1
10k
1k
100
10
100k
100M
10M
1M
INP
UT
I
M
P
E
DAN
CE
(
)
FREQUENCY (Hz)
RIZ = 6.65k, CSH = 0pF
RIZ = 3.01k, CSH = 0pF
RIZ = 1.1k, CSH = 1.2pF
RIZ = 549, CSH = 8.2pF
RIZ = 412, CSH = 12pF
RIZ = 270, CSH = 22pF
RIZ = ∞, CSH = 0pF
Figure 21. LNA Input Impedance vs.
Frequency for Various Values of RIZ and CSH
RIN = 50,
RIZ = 270
RIN = 75,
RIZ = 412
RIN = 100,
RIZ = 549
RIN = 200,
RIZ = 1.1k
RIN = 6k,
RIZ =
0
17
100j
50j
–50j
–100j
25j
–25j
f = 100kHz
03
19
9-
0
22
Figure 22. Smith Chart, S11 vs. Frequency,
0.1 MHz to 200 MHz for Various Values of RIZ
20
15
10
5
0
–15
–10
–5
100k
1M
10M
100M
500M
GA
IN
(
d
B
)
FREQUENCY (Hz)
03
19
9-
02
3
VIN = 10mV p-p
RIN = 50
RIN = 75
RIN = 100
RIN = 200
RIN = 500
RIN = 1k
Figure 23. LNA Frequency Response, Single-Ended, for Various Values of RIN
20
15
10
5
0
–15
–10
–5
100k
1M
10M
100M
500M
GA
IN
(
d
B
)
FREQUENCY (Hz)
03
19
9-
02
4
RIZ =
Figure 24. Frequency Response for Unterminated LNA, Single-Ended
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