阅读说明：本技术 开关电路、混频器及电子设备 (Switching circuit, mixer, and electronic device ) 是由 周永丽 金香菊 赖砚 于 2019-04-30 设计创作，主要内容包括：本申请实施例公开了一种开关电路、混频器及电子设备,该开关电路包括第一金属氧化物半导体MOS管、第二MOS管、第三MOS管以及第四MOS管,该第一MOS管的栅极和该第四MOS管的栅极均连接第一端口,该第二MOS管的栅极和该第三MOS管的栅极均连接第二端口；该第一MOS管的栅极与该第一端口之间的引线的长度、该第二MOS管的栅极与该第二端口之间的引线的长度、该第三MOS管的栅极与该第二端口之间的引线的长度、该第四MOS管的栅极与该第一端口之间的引线的长度均相等；线性度较高。(The embodiment of the application discloses a switching circuit, a frequency mixer and electronic equipment, wherein the switching circuit comprises a first Metal Oxide Semiconductor (MOS) transistor, a second MOS transistor, a third MOS transistor and a fourth MOS transistor, the grid electrode of the first MOS transistor and the grid electrode of the fourth MOS transistor are connected with a first port, and the grid electrode of the second MOS transistor and the grid electrode of the third MOS transistor are connected with a second port; the length of a lead between the grid electrode of the first MOS tube and the first port, the length of a lead between the grid electrode of the second MOS tube and the second port, the length of a lead between the grid electrode of the third MOS tube and the second port, and the length of a lead between the grid electrode of the fourth MOS tube and the first port are all equal; the linearity is high.)