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OPERATIONAL_AMPLIFIER: 作品数：30被引量：25H指数：2; 导出分析报告; 相关作者：冯全源樊华张振龙韩建伟封国强更多>>; 相关机构：西南交通大学中国科学院利物浦大学中国科学院电子学研究所更多>>; 相关期刊：《Chinese Journal of Mechanical Engineering》《High Technology Letters》《Circuits and Systems》《Science China(Technological Sciences)》更多>>; 相关基金：国家自然科学基金国家高技术研究发展计划更多>>

A low-voltage sense amplifier with two-stage operational amplifier clamping for flash memory被引量：1: 《Journal of Semiconductors》2017年第4期83-87,共5页Jiarong Guo; Project supported by the National Natural Science Fundation of China(No.61376028); A low-voltage sense amplifier with reference current generator utilizing two-stage operational amplifier clamp structure for flash memory is presented in this paper,capable of operating with minimum supply voltage at1...; 关键词：flash memory sense amplifier low voltage two-stage operational amplifier current sensing

Proton radiation effect of NPN-input operational amplifier under different bias conditions: 《Journal of Semiconductors》2015年第12期114-118,共5页姜柯陆妩郭旗何承发王信刘默寒李小龙; NPN-input bipolar operational amplifiers LM741 were irradiated with ^60Coγ-ray, 3 MeV protons and10 MeV protons respectively at different biases to investigating the proton radiation response of the NPN-input operati...; 关键词：NPN input bipolar operational amplifier proton radiation different biases radiation effect

A low-powerlow-voltage slew-rate enhancement circuit for two-stage operational amplifiers: 《Journal of Semiconductors》2012年第9期131-136,共6页束晨许俊叶凡任俊彦; supported by the National Science&Technology Major Project(No.2009ZX03007-002-02);the Program of Shanghai Subject Chief Scientist(No.08XD14007);the Shanghai Municipal IC Design Special Program(No.097062);the Special Research Projects for PhD Education(No.20100071110026); A novel circuit is presented in order to enhance the slew rate of two-stage operational amplifiers. The enhancer utilizes the class-AB input stage to improve current efficiency, while it works on an open loop with reg...; 关键词：slew-rate enhancement two-stage operational amplifier low-voltage operation low-powerconsump- tion

A 12-bit,40-Ms/s pipelined ADC with an improved operational amplifier被引量：1: 《Journal of Semiconductors》2012年第5期105-112,共8页王瑜杨海钢尹韬刘飞; Project supported by the National Natural Science Foundation of China(No.61106025); This paper proposes a 12-bit,40-Ms/s pipelined analog-to-digital converter（ADC） with an improved high-gain and wide-bandwidth operational amplifier（opamp）.Based on the architecture of the proposed ADC,the non-idea...; 关键词：pipelined ADC operational amplifier compensation technique

A 18-mW,20-MHz bandwidth,12-bit continuous-time∑△modulator using a power-efficient multi-stage amplifier被引量：1: 《Journal of Semiconductors》2012年第1期120-126,共7页Li Ran Li Jing Yi Ting Hong Zhiliang; Project Supported by the Important National Science & Technology Specific Projects of China(No.2009ZXO1O31-003-002);the State Key Laboratory Project of China(No.11MS002); A fourth-order continuous-time sigma delta modulator with 20-MHz bandwidth, implemented in 130- nm CMOS technology is presented. The modulator is comprised of an active-RC operational-amplifier based loop filter, a 4-...; 关键词：CONTINUOUS-TIME sigma delta modulation low power design multistage operational amplifier

Design of a high-performance PJFET for the input stage of an integrated operational amplifier: 《Journal of Semiconductors》2010年第1期34-38,共5页税国华唐昭焕王志宽欧红旗杨永晖刘勇王学毅; supported by the Innovative Fund of the China Electronics Technology Group Corporation(CETC)(No.GJ0708020).; With Shockley＇s approximate-channel theory and TCAD tools, a high-voltage, ultra-shallow junction PJFET for the input stage of an integrated operational amplifier （OPA） was realized. The high-performance PJFET devi...; 关键词：PJFET operational amplifier Bi-FET process ultra-shallow junction high input-impedance

A constant-g_m and high-slew-rate operational amplifier for an LCD driver被引量：1: 《Journal of Semiconductors》2009年第12期64-68,共5页来新泉李昕琳叶强袁冰李先锐; supported by the National Natural Science Foundation of China(No.60876023); To drive the backplane of a liquid crystal display device and achieve different kinds of grey levels, a high-slew-rate operational amplifier with constant-gin input stage is presented. A Zener-diode structure is inser...; 关键词：constant-gin operational amplifier Zener diode slew rate

Design procedure for optimizing CMOS low noise operational amplifiers: 《Journal of Semiconductors》2009年第4期90-94,共5页李志远叶以正马建国; This paper presents and experimentally verifies an optimized design procedure for a CMOS low noise operational amplifier. The design procedure focuses on the noise performance, which is the key requirement for low noi...; 关键词：design procedure noise operational amplifier optimize

System on chip thermal vacuum sensor based on standard CMOS process: 《Journal of Semiconductors》2009年第3期104-108,共5页李金凤唐祯安汪家奇; supported by the National Natural Science Foundation of China (No. 90607003).; An on-chip microelectromechanical system was fabricated in a 0.5μm standard CMOS process for gas pressure detection. The sensor was based on a micro-hotplate （MHP） and had been integrated with a rail to rail operat...; 关键词：MICRO-HOTPLATE thermal vacuum sensor MONOLITHIC operational amplifier SAR ADC

A novel low-voltage operational amplifier for low-power pipelined ADCs: 《Journal of Semiconductors》2009年第1期82-85,共4页范明俊任俊彦过瑶李宁叶凡李联; A novel low-voltage two-stage operational amplifier employing class-AB architecture is presented. The structure utilizes level-shifters and current mirrors to create the class-AB behavior in the first and second stage...; 关键词：low-voltage operational amplifier CLASS-AB two-stage amplifier low-power pipelined ADC

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