机械电子

介绍了一种心室晚电位和常规12导联心电信号综合采集电路.电路采用定时中断采样,具有程控调节放大倍数,全隔离浮地,低噪声,高共模抑制比,能够长时间连续采集数据等特点. 关键词:心室晚电位;心电信号;数据采集;电路设…

关键词 光检测电路 SPICE模拟 稳定性 噪声特性光电二极管及其相关的前置放大器是基本物理量和电子量之间的桥梁.许多精密应用领域需要检测光亮度并将之转换为有用的数字信号.光检测电路可用于CT扫描仪,血液分析仪,烟…

在传统的高频变压器设计中,由于磁心材料的限制,其工作频率较低,一般在20kHz左右.随着电源技术的不断发展,电源系统的小型化,高频化和高功率比已成为一个永恒的研究方向和发展趋势.因此,研究使用频率更高的电源变压器…

电台的发射天线尤为重要。一个5W的发射器加上一个增益为8dBi的天线，和一个20W的发射器加一个增益为2dBi的天线对接收方来讲效果相同。天线的增益是其发射效率的标志；半波长偶极子经常被作为比较天线效率的基准，其…

采用单片机为控制核心研制开发的JSQ-200型系列伺服放大器，增加了一些实用功能（如：断信号保护、过信号保护、堵转保护、电制动等），大大提高了设备的可靠性和安全性，同时有利于提高整套控制系统的调节品质。关键…

;　　我们做化学发光的仪器检测部分都是用光电倍增管来检测我们化学反应所发出的微弱的光信号，我在这里给大家介绍一下光电倍增管的一些参数，仅供大家参考。

【摘要】：本文介绍了直接数字频率合成器(DDS)的基本组成及设计原理,给出了基于FPGA的具体设计方案及编程实现方法。仿真结果表明,该设计简单合理,使用灵活方便,具有良好的性价比。

在目前世界能源供应日趋紧张,要求节能的呼声日益高涨的背景下,DVD作为一大块消费电子类产品的节能也不可避免的提到日程上来.安森美半导体所提出的DVD电源方案,既能符合最严格的待机功耗标准,而且也不会带来成本上涨…

是一款非常简洁的VHF频段小功率电视发射机电原理图,曾生产多年深受使用者喜爱。 ... 完全按图1参数制作的发射机,只能工作于6频道以上,较低的频道将因各级 ...

Extension Pack 5 是 PSoC Express 3.0的驱动更新，安装后可以实现更多的功能。cypress

德州仪器(TI)宣布推出32位TMS470 MCU平台的扩展版本,德州仪器 ti 的汽车仪表板解决方案

Analog Devices, Inc.,ADI数模转换器IC的设计方案,国模拟器件公司(AnalogDevices,Inc.,纽约证券交易所代码:ADI),全球领先的高性能信号处理应用解决方案供应商,今日在马萨诸塞州诺伍德市(Norwood,Mass…

The ADuC832 MicroConverterreg; is a fully integrated 12-bit data acquisition system-on-a-chip. Like all of ADIs MicroConverter products, it features precision A/D D/A conversion and a Flash microcontr…

The ADuC836 MicroConverter is a fully integrated 16-bit data acquisition system-on-a-chip. Like all of ADI's MicroConverter products, it features precision A/D D/A conversion and a Flash microcontroll…

The ADuC831 MicroConverter is a fully integrated 12-bit data acquisition system-on-a-chip. Like all of ADI's MicroConverter products, it features precision A/D D/A conversion and a Flash microcontroll…

The ADuC816 MicroConverter is a fully integrated 16-bit data acquisition system-on-a-chip. Like all of ADI's MicroConverter products, it features precision A/D D/A conversion and a Flash microcontroll…

The ADuC824 MicroConverter is a fully integrated 24-bit data acquisition system-on-a-chip. Like all of ADI's MicroConverter products, it features precision A/D D/A conversion and a Flash microcontroll…

The ADuC812 is a fully integrated 12-bit data acquisition systemincorporating a high performance self-calibrating multichannelADC, dual DAC, and programmable 8-bit MCU (8051 instructionset compatible)…

ADUC814,pdf,datasheet:The ADuC814 is a fully integrated 247 kSPS, 12-bit data acquisitionsystem incorporating a high performance multichannelADC, an 8-bit MCU, and program/data Flash/EE memory on asin…

The AD8541/AD8542/AD8544 are single, dual, and quad rail-to-rail input and output single-supply amplifiers featuring very low supply current and 1 MHz bandwidth. All are guaranteed to operate from a 2…

The AD8541/AD8542/AD8544 are single, dual, and quad rail-to-rail input and output single-supply amplifiers featuring very low supply current and 1 MHz bandwidth. All are guaranteed to operate from a 2…

The SSM2167 is a complete and flexible solution for conditioning microphone inputs in personal electronics and computer audio systems. It is also excellent for improving vocal clarity in com-municatio…

The SSM2211* is a high performance audio amplifier that delivers 1 W rms of low distortion audio power into a bridge-connected 8 speaker load (or 1.5 W rms into a 4 load).The SSM2211 operates over a w…

The SSM2250 is intended for use in desktop computers that have basic audio functions. It is also ideal for any audio system that needs to provide both an internal monaural speaker and a stereo line or…

The SSM2302 is a fully integrated, high efficiency, Class-D stereo audio amplifier. It is designed to maximize performance for mobile phone applications. The application circuit requires a minimum of …

The SSM2315 features a high efficiency, low noise modulation scheme that requires no external LC output filters. The modulation continues to provide high efficiency even at low output power. It operat…

The AD8541are single, dual, and quad rail-to-rail input and output single-supply amplifiers featuring very low supply current and 1 MHz bandwidth. All are guaranteed to operate from a 2.7 V single sup…

The SSM2019 is a latest generation audio preamplifier, combining SSM preamplifier design expertise with advanced processing. The result is excellent audio performance from a monolithic device, requiri…

The SSM2141 is an integrated differential amplifier intended to receive balanced line inputs in audio applications requiring a high level of noise immunity and optimum common-mode rejection. The SSM21…

The SSM2142 is an integrated differential-output buffer amplifier that converts a single-ended input signal to a balanced output signal pair with high output drive. By utilizing low noise thermally ma…