Invention Application
WO2008134688A1 CONTENT ADDRESSABLE MEMORY CELL INCLUDING A JUNCTION FIELD EFFECT TRANSISTOR 审中-公开
内部可寻址存储单元,包括一个连接场效应晶体管

CONTENT ADDRESSABLE MEMORY CELL INCLUDING A JUNCTION FIELD EFFECT TRANSISTOR
Abstract:
A semiconductor device that includes a memory cell having a junction field effect transistor (JFET) used to form a content addressable memory (CAM) cell is disclosed. The JFET may include a data storage region disposed between a first and second insulating region. The data storage region provides a first threshold voltage to the JFET when storing a first data value and provides a second threshold voltage to the JFET when storing a second data value. The memory cell is a dynamic random access memory (DRAM) cell and can be used to form a CAM cell. The CAM cell may be a ternary CAM cell formed with as few as two JFETs.
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