首页> 外国专利> MULTI-TIME PROGRAMMABLE (MTP) MEMORY CELLS, INTEGRATED CIRCUITS INCLUDING THE SAME, AND METHODS FOR FABRICATING THE SAME

MULTI-TIME PROGRAMMABLE (MTP) MEMORY CELLS, INTEGRATED CIRCUITS INCLUDING THE SAME, AND METHODS FOR FABRICATING THE SAME

机译:多时间可编程(MTP)记忆细胞,包括该记忆体的集成电路以及制造该记忆体的方法

摘要

Multi-time programmable (MTP) memory cells, integrated circuits including MTP memory cells, and methods for fabricating MTP memory cells are provided. In an embodiment, an MTP memory cell includes a semiconductor substrate including a CMOS device region and a DMOS device region. The MTP memory cell further includes a high voltage (HV) p-well in the CMOS device region and in the DMOS device region of the semiconductor substrate. An n-channel transistor is disposed over the HV p-well in the CMOS device region and includes a transistor gate. Also, the MTP memory cell includes an n-well overlying the HV p-well in the DMOS region of the semiconductor substrate. An n-channel capacitor is disposed over the n-well and includes a capacitor gate. The capacitor gate is coupled to the transistor gate.
机译:提供了多次可编程(MTP)存储单元,包括MTP存储单元的集成电路以及用于制造MTP存储单元的方法。在一个实施例中,MTP存储单元包括半导体衬底,该半导体衬底包括CMOS器件区域和DMOS器件区域。 MTP存储单元还包括在半导体衬底的CMOS器件区域和DMOS器件区域中的高压(HV)p阱。 n沟道晶体管设置在CMOS器件区域中的HV p阱上方,并且包括晶体管栅极。此外,MTP存储单元在半导体衬底的DMOS区域中包括覆盖HV p阱的n阱。 n沟道电容器设置在n阱上方并且包括电容器栅极。电容器栅极耦合到晶体管栅极。

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