会员体验
专利管家(专利管理)
工作空间(专利管理)
风险监控(情报监控)
数据分析(专利分析)
侵权分析(诉讼无效)
联系我们
交流群
官方交流:
QQ群: 891211   
微信请扫码    >>>
现在联系顾问~
热词
    • 2. 发明专利
    • Level conversion circuit
    • 电平转换电路
    • JP2013214816A
    • 2013-10-17
    • JP2012082995
    • 2012-03-30
    • Tohoku Univ国立大学法人東北大学
    • MIYAGUCHI YUTAKAESASHI MASAKI
    • H03K19/0185
    • PROBLEM TO BE SOLVED: To provide a level conversion circuit that implements a low power consumption by eliminating a through current.SOLUTION: A first pair of transistors 11a, 11b are of a first conductivity type, and have respective first main electrodes connected to a ground and respective control electrodes fed with first and second low voltage signals either or both of which are at an L level. Second and third pairs of transistors 12, 13 are of a second conductivity type. The second pair of transistors have respective second main electrodes connected to corresponding second main electrodes of the first pair of transistors 11a, 11b, respective control electrodes connected to the second main electrodes of the pair of transistors 12, 13 and respective first main electrodes connected to a power supply. The third pair of transistors 13 have respective second main electrodes connected to the corresponding control electrodes of the second pair of transistors 12a, 12b, respective first main electrodes connected to the power supply VH, and respective control electrodes fed with a pre-charge signal. High voltage signals are output from junctions of the second main electrodes of the first and second pairs of transistors 11, 12.
    • 要解决的问题:提供通过消除直流电流来实现低功耗的电平转换电路。解决方案:第一对晶体管11a,11b是第一导电类型,并且具有连接到地的各自的第一主电极 并且馈送有第一和第二低电压信号的各个控制电极中的一个或两个都处于L电平。 第二和第三对晶体管12,13具有第二导电类型。 第二对晶体管具有连接到第一对晶体管11a,11b的对应的第二主电极的各自的第二主电极,各个控制电极连接到该对晶体管12,13的第二主电极,并且相应的第一主电极连接到 电源。 第三对晶体管13具有连接到第二对晶体管12a,12b的相应控制电极的相应的第二主电极,连接到电源VH的各自的第一主电极和馈送有预充电信号的各个控制电极。 高压信号从第一和第二对晶体管11,12的第二主电极的结点输出。