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參數(shù)資料
| 型號： | VCA2616 |
| 英文描述： | Dual, Variable-Gain Amplifier with Low-Noise Preamp |
| 中文描述： | 雙路，可變增益放大器的低噪聲前置放大器 |
| 文件頁數(shù)： | 5/19頁 |
| 文件大?。?/td> | 389K |
| 代理商： | VCA2616 |
VCA2616, VCA2611
SBOS234E
5
www.ti.com
TYPICAL CHARACTERISTICS
(Cont.)
At T
A
= +25
°
C, V
DDA
= V
DDB
= V
DDR
= +5V, load resistance = 500
on each output to ground, MGS = 011, LNP = 22dB and f
IN
= 5MHz, unless otherwise noted.
The input to the preamp (LNP) is single-ended, and the output from the VCA is single-ended, unless otherwise noted. This results in a 6dB reduction in signal
amplitude compared to differential operation.
GAIN vs FREQUENCY
(Pre-Amp)
Frequency (Hz)
G
30
25
20
15
10
5
0
LNA = 25dB
LNA = 22dB
LNA = 17dB
LNA = 5dB
100k
1M
10M
100M
GAIN vs FREQUENCY
VCA
(VCA
CNTL
= 0.2V)
Frequency (Hz)
G
5.0
4.0
3.0
2.0
1.0
0.0
–
1.0
–
2.0
–
3.0
–
4.0
–
5.0
MGS = 111
MGS = 100
MGS = 011
MGS = 000
100k
1M
10M
100M
GAIN vs FREQUENCY
VCA
(VCA
CNTL
= 3.0V)
Frequency (Hz)
G
45
40
35
30
25
20
15
10
5
0
MGS = 111
MGS = 100
MGS = 011
MGS = 000
100k
1M
10M
100M
GAIN vs FREQUENCY
LNA and VCA
(VCA
CNTL
= 3.0V)
Frequency (Hz)
100k
1M
10M
100M
G
60
50
40
30
20
10
0
LNP = 25dB
LNP = 22dB
LNP = 5dB
LNP = 17dB
GAIN vs FREQUENCY
LNA and VCA
(LNP = 22dB)
Frequency (Hz)
G
60
50
40
30
20
10
0
V
CNTL
= 3.0V
V
CNTL
= 1.6V
V
CNTL
= 0.2V
100k
1M
10M
100M
OUTPUT-REFERRED NOISE vs VCA
CNTL
(LNP = 25dB)
VCA
CNTL
(V)
0.2
1.0 1.2
0.4 0.6 0.8
1.8 2.0
1.4 1.6
2.2 2.4 2.6 2.8 3.0
N
√
H
2000
1800
1600
1400
1200
1000
800
600
400
200
0
R
S
= 50
MGS = 111
MGS = 011
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相關代理商/技術(shù)參數(shù) |
參數(shù)描述 |
|---|---|
| VCA2616EVM | 功能描述:放大器 IC 開發(fā)工具 VCA2616 Eval Mod RoHS:否 制造商:International Rectifier 產(chǎn)品:Demonstration Boards 類型:Power Amplifiers 工具用于評估:IR4302 工作電源電壓:13 V to 23 V |
| VCA2616YR | 功能描述:特殊用途放大器 Dual Variable Gain RoHS:否 制造商:Texas Instruments 通道數(shù)量:Single 共模抑制比（最小值）: 輸入補償電壓: 工作電源電壓:3 V to 5.5 V 電源電流:5 mA 最大功率耗散: 最大工作溫度:+ 70 C 最小工作溫度:- 40 C 安裝風格:SMD/SMT 封裝 / 箱體:QFN-20 封裝:Reel |
| VCA2616YT | 功能描述:特殊用途放大器 Dual Variable Gain RoHS:否 制造商:Texas Instruments 通道數(shù)量:Single 共模抑制比（最小值）: 輸入補償電壓: 工作電源電壓:3 V to 5.5 V 電源電流:5 mA 最大功率耗散: 最大工作溫度:+ 70 C 最小工作溫度:- 40 C 安裝風格:SMD/SMT 封裝 / 箱體:QFN-20 封裝:Reel |
| VCA2617 | 制造商:BB 制造商全稱:BB 功能描述:Dual, Variable Gain Amplifier |
| VCA2617EVM | 功能描述:放大器 IC 開發(fā)工具 VCA2617 Eval Mod RoHS:否 制造商:International Rectifier 產(chǎn)品:Demonstration Boards 類型:Power Amplifiers 工具用于評估:IR4302 工作電源電壓:13 V to 23 V |
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