阅读说明：本技术 一种振荡器以及时钟电路 (Oscillator and clock circuit ) 是由 黄继超 闵卿 卢磊 于 2019-03-29 设计创作，主要内容包括：一种振荡器以及时钟电路,在该振荡器(100)中,与交叉耦合管相连的尾电感由至少两个电感并联连接,因此该尾电感的电感值低于其中任意一个电感的电感值。可以解决随着VCO工作频率的升高,需要采用更小电感值的尾电感的设计难题。振荡器(100)包括第一交叉耦合管(121)以及第一尾电感(111)；第一尾电感(111)包含至少两个并联连接的电感；第一尾电感(111)与第一交叉耦合管(121)的源极耦合,其中,第一交叉耦合管(121)的源极通过第一尾电感(111)耦合到电源端或地,第一交叉耦合管(121)中至少包括第一晶体管(1211)和第二晶体管(1212),第一晶体管(1211)的栅极与第二晶体管(1212)的漏极耦合至第一节点,第一晶体管(1211)的漏极与第二晶体管(1212)的栅极耦合至第二节点。(In an oscillator (100), a tail inductor connected to a cross-coupled tube is connected in parallel by at least two inductors, so that the inductance value of the tail inductor is lower than that of any one of the inductors. The design problem that the tail inductor with smaller inductance value needs to be adopted along with the increase of the working frequency of the VCO can be solved. The oscillator (100) comprises a first cross-coupled tube (121) and a first tail inductor (111); the first tail inductor (111) comprises at least two inductors connected in parallel; the first tail inductor (111) is coupled with the source of the first cross-coupled tube (121), wherein the source of the first cross-coupled tube (121) is coupled to a power supply terminal or ground through the first tail inductor (111), the first cross-coupled tube (121) at least comprises a first transistor (1211) and a second transistor (1212), the gate of the first transistor (1211) and the drain of the second transistor (1212) are coupled to a first node, and the drain of the first transistor (1211) and the gate of the second transistor (1212) are coupled to a second node.)