A variable gain amplifier comprising: an integrator, having an input terminal, an output terminal and is connected in a feedback loop between the input terminal and the output terminal; and a plurality of input chains, which are connected in parallel with the input of the amplifier input ...
In the variable gain amplifier, the plurality of dual-gate FET connected in parallel. 每个双栅极型FET由栅极接收输入信号的第一FET(6,8)和与第一FET(6,8)级联的第二FET(7,9)构成. Each dual-gate type FET gate receiving an input signal from the first FET (6,8) and with the first FET (...
Design of a Wideband CMOS Variable Gain Amplifier宽带CMOS可变增益放大器的设计可变增益放大器CMOS宽带指数线性控制采用TSMC0.18μm RF CMOS工艺设计实现了一种对数增益线性控制型的宽带可变增益放大器,电路采用两级结构,前级采用电压并联负反馈的Cascode结构以实现良好的输入匹配和噪声性能;后级采用信号相加式电路实现...
文档标签: 帮助 Gain gain 可变增益 放大器 GAIN 反馈意见 系统标签: 放大器 gain 可变 增益 amplifier variable VCA821 VCA821 1 F E A T U R E S D E S C R I P T I O N A P P L I C A T I O N S R F +V IN R G+ R G- -V IN FB R S 20W V IN1 VCA821 R G R...
美 英 un.可变增益放大器 例句
A variable gain amplifier includes a direct current (DC) blocking capacitor which receives an input signal at a first terminal, a variable amplifier unit, having a variable transistor size, which amplifies an output of a second terminal of the DC blocking capacitor, a load impedance unit coupled...
放大器类型: Variable Gain Amplifiers 通道数量: 1 Channel GBP-增益带宽产品: 3 GHz 电源电压-最大: 5.25 V 电源电压-最小: 4.75 V 工作电源电流: 215 mA 最小工作温度: - 40 C 最大工作温度: + 85 C 安装风格: SMD/SMT 封装/ 箱体: LFCSP-24 高度: 0.83 mm 长度: 4 mm 电源类型: Single 宽...
Qorvo's variable gain amplifiers (VGAs) integrate high-performance amplifier solutions along with digital or analog gain control. Several of our VGAs integrate all of the RF matching and bias circuitry into a single package, providing a very compact solu
射频放大器 40 dB Variable Gain Amplifier, 15 dBm P1dB, 500 MHz to 2 GHz, 20 dB Gain Control, 4.5 dB NF, SMA PE15A7001 更新时间:2024年07月26日 家装建材,一站式购齐,点击查看更多优质好物! 价格 ￥4.82万 起订量 1个起批 发货地 江苏省 苏州市 数量 获取底价 查看电话 商家...
A variable gain amplifier or amplification stage uses a current steering circuit to split amplifier output current between a gain path and a shunt path to control amplifier gain. One or more primary current steering circuit devices in the gain and shunt paths are inversely controlled to determine ...