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锁定放大器 1382

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  • 视频差分放大器带来低电压应用的多功能性

      The LT®6552 is a specialized dual-differencing 75MHzoperational amplifier ideal for rejecting common modenoise as a video line receiver. The input pairs are designedto operate with equal but opposite large-signal differencesand provide exceptional high frequency commonmode rejection ( ...

    /dl/21290.html

    标签: 视频 差分放大器 低电压 多功能

    上传时间: 2014-12-23

    上传用户:13691535575

  • 自适应预失真前馈功率放大系统分析

    在本课题中,兼顾了效率及线性度,采用自适应预失真前馈复合线性化系统来改善高功率放大器的线性度。由于加入自适应控制模块,射频电路不受温度、时漂、输入功率等的影响,可始终处于较佳工作状态,这使得整个放大系统更为实用,也更具有拓展价值。 ...

    /dl/21304.html

    标签: 预失真 前馈 功率 放大

    上传时间: 2013-11-21

    上传用户:xauthu

  • 高共模抑制比仪用放大电路方案

    本文针对传统仪用放大电路的特点,介绍了一种高共模抑制比仪用放大电路,引入共模负反馈,大大提高了通用仪表放大器的共模抑制能力。

    /dl/21307.html

    标签: 共模抑制比 仪用放大 电路 方案

    上传时间: 2013-11-10

    上传用户:lingfei

  • ADC需要考虑的交调失真因素

      交调失真(IMD)是用于衡量放大器、增益模块、混频器和其他射频元件线性度的一项常用指标。二阶和三阶交调截点(IP2和IP3)是这些规格参数的品质因素,以其为基础可以计算不同信号幅度下的失真积。虽然射频工程师们非常熟悉这些规格参数,但当将其用于ADC时往往会产生一些困惑。本教程首先在ADC的框架下对交调失真进 ...

    /dl/21309.html

    标签: ADC 交调失真

    上传时间: 2014-01-07

    上传用户:归海惜雪

  • 小面积和大面积光电二极管的低噪声放大器

      Photodiodes can be broken into two categories: largearea photodiodes with their attendant high capacitance(30pF to 3000pF) and smaller area photodiodes withrelatively low capacitance (10pF or less). For optimalsignal-to-noise performance, a transimpedance amplifi erconsisting of an invert ...

    /dl/21315.html

    标签: 光电二极管 低噪声放大器

    上传时间: 2013-10-28

    上传用户:hanbeidang

  • DN454 单端至差分放大器设计技巧

      A fully differential amplifi er is often used to converta single-ended signal to a differential signal, a designwhich requires three signifi cant considerations: theimpedance of the single-ended source must match thesingle-ended impedance of the differential amplifi er,the amplifi er&rsqu ...

    /dl/21327.html

    标签: 454 DN 单端 差分放大器

    上传时间: 2013-11-09

    上传用户:wweqas

  • 在单端应用中采用差分I/O放大器

      Recent advances in low voltage silicon germaniumand BiCMOS processes have allowed the design andproduction of very high speed amplifi ers. Because theprocesses are low voltage, most of the amplifi er designshave incorporated differential inputs and outputs to regainand maximize total outp ...

    /dl/21329.html

    标签: 单端应用 差分 放大器

    上传时间: 2013-11-23

    上传用户:rocketrevenge

  • 使用LTC运算放大器宏模型

      This application note is an overview discussion of theLinear Technology SPICE macromodel library. It assumeslittle if any prior knowledge of this software library or itshistory. However, it does assume familiarity with both theanalog simulation program SPICE (or one of its manyderivatives ...

    /dl/21339.html

    标签: LTC 运算放大器 模型

    上传时间: 2013-11-14

    上传用户:zhanditian

  • 高速放大器技术

      This publication represents the largest LTC commitmentto an application note to date. No other application noteabsorbed as much effort, took so long or cost so much.This level of activity is justified by our belief that high speedmonolithic amplifiers greatly interest users.

    /dl/21342.html

    标签: 高速放大器

    上传时间: 2014-01-07

    上传用户:wfl_yy

  • 独特的IC BUFFER增强运算放大器设计

    This note describes some of the unique IC design techniques incorporated into a fast, monolithic power buffer, the LT1010. Also, some application ideas are described such as capacitive load driving, boosting fast op amp output current and power supply circuits.

    /dl/21348.html

    标签: BUFFER 运算 放大器设计

    上传时间: 2013-11-12

    上传用户:671145514