Patent ID: 8891214
Filing Date: 2014-11-18
Classification: H01L,H02H,H03K

Abstract:
1. Circuit comprising: a transistor coupled between a supply voltage line and ground, the transistor comprising a control terminal coupled to an input signal line, and first and second bipolar transistors coupled in series between the input signal line and ground, the first bipolar transistor having a base and the second bipolar transistor having a base wherein the base of the first bipolar transistor is connected to the input signal line and the base of the second bipolar transistor is connected to ground; first and second MOS transistors coupled in series between the input signal line and ground, the first MOS transistor having a gate and the second MOS transistor having a gate: wherein the gate of the first MOS transistor is connected to the input signal line and gate of the second MOS transistor is connected to ground, and wherein a node between the first bipolar transistor and the second bipolar transistor is connected to a node between the first MOS transistor and the second MOS transistor.