发明名称 Precision oscillator with temperature compensation
摘要 An oscillator includes a first capacitor electrically connected to a first charging switch and a first discharging switch, a second capacitor electrically connected to a second charging switch and a second discharging switch, a first chopping circuit having a first input electrically connected to the first capacitor and a second input electrically connected to a reference voltage, a second chopping circuit having a first input electrically connected to the second capacitor and a second input electrically connected to the reference voltage, a first comparator having a first input electrically connected to a first and second output of the first chopping circuit, a second comparator having a first input electrically connected to a first and second output of the second chopping circuit, and control circuitry having a first input electrically coupled to an output of the first comparator and a second input electrically connected to an output of the second comparator.
申请公布号 US8692625(B2) 申请公布日期 2014.04.08
申请号 US201213350229 申请日期 2012.01.13
申请人 SINITSKY DENNIS;SHUI TAO;MARVELL WORLD TRADE LTD. 发明人 SINITSKY DENNIS;SHUI TAO
分类号 H03K3/03 主分类号 H03K3/03
代理机构 代理人
主权项
地址