A Low Voltage To High Voltage Level Shifter Circuit For Mems Application

Li and bogdan m.

A low voltage to high voltage level shifter circuit for mems application.

The interface of a low voltage and high voltage gates. High voltage 15 v drivers are integrated into the vlsi chip for mems application with the development of soc technology. Wilamowski journal proceedings of the 15th biennial university government industry microelectronics symposium cat. An inverting buffer stage is connected to a supply voltage and coupled to the input voltage divider s output.

Simulation result of the proposed voltage level shifter circuit. The level shifter often consumes significant power due to high supply voltage and has limited bandwidth due to the low f t of thick oxide high voltage transistors. 10 1109 ugim 2003 1225712 a low voltage to high voltage level shifter circuit for mems application article pan2003alv title a low voltage to high voltage level shifter circuit for mems application author dong pan and harry w. It features zero dc current consumption while reduces internal voltage swing.

Conventional voltage level shifter circuit using high voltage nmos and high. A shifter circuit comprises in one embodiment an input voltage divider stage comprising multiple transistors arranged in a transistor stack defining a plurality of intermediate nodes. This approach also requires dual supply voltages. The pre driver circuit which generates the pull up and pull down signal is mainly a voltage level shifter circuit.

High voltage 15 v drivers are integrated into the vlsi chip for mems application with the development of soc technology. Conclusion a low voltage to high voltage level shifter circuit for mems application is designed using normal low voltage devices. It converts the low voltage control signal to high voltage control signal. Processing such as delay and frequency control in low voltage domain following by a level shifter to shift up the signal to high voltage domain as illustrated in fig.

The level shifter is a key circuit component in multi voltage circuits and has important implementation 15. The design uses a stack of. The simulation result indicates that the magnitude of the vgs. It converts the low voltage control signal to high voltage control signal.

The transistor stack is connected between an input signal and ground and has at least one output. It converts the low voltage control signal to high voltage control signal. The pre driver circuit which generates the pull up and pull down signal is mainly a voltage level shifter circuit.