首页> 外国专利> METHOD OF PRODUCING LOW-POWER SWITCHED-CAPACITOR AMPLIFIER, CIRCUIT AND A PIPELINE ANALOG-TO-DIGITAL CONVERTER INCLUDING THE SAME

METHOD OF PRODUCING LOW-POWER SWITCHED-CAPACITOR AMPLIFIER, CIRCUIT AND A PIPELINE ANALOG-TO-DIGITAL CONVERTER INCLUDING THE SAME

机译:生产低功率开关电容器放大器,电路和包括该开关的管道模拟-数字转换器的方法

摘要

A switched-capacitor amplifier comprises an operational amplifier (op-amp), a first capacitor, a second capacitor, a third capacitor, a fourth capacitor and a plurality of switches connected to these capacitors. The first capacitor equals the third capacitor, the second capacitor equals the fourth capacitor, and the first capacitor is asymmetric to the second capacitor, the third capacitor is asymmetric to the fourth capacitor. A ratio of the first capacitor and the second capacitor is a function of a simulated parasitic capacitance of the switched-capacitor amplifier, a simulated DC gain of the operational amplifier, and a target gain of the switched-capacitor circuit.
机译:开关电容器放大器包括运算放大器(op-amp),第一电容器,第二电容器,第三电容器,第四电容器以及连接到这些电容器的多个开关。第一电容器等于第三电容器,第二电容器等于第四电容器,并且第一电容器与第二电容器不对称,第三电容器与第四电容器不对称。第一电容器和第二电容器的比率是开关电容器放大器的模拟寄生电容,运算放大器的模拟DC增益以及开关电容器电路的目标增益的函数。

著录项

  • 公开/公告号US2014176358A1

    专利类型

  • 公开/公告日2014-06-26

    原文格式PDF

  • 申请/专利权人 GREENVITY COMMUNICATIONS INC.;

    申请/专利号US201313962976

  • 发明设计人 JOHN TERO;JUNJIE YANG;

    申请日2013-08-09

  • 分类号H03F3/00;H03M1/12;

  • 国家 US

  • 入库时间 2022-08-21 16:08:26

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