Invention Grant
US09245627B2 Compact memory device including a SRAM memory plane and a non volatile memory plane, and operating methods 有权
包括SRAM存储器平面和非易失性存储器平面的紧凑型存储器件以及操作方法

Compact memory device including a SRAM memory plane and a non volatile memory plane, and operating methods
Abstract:
A memory device includes a memory cell with an elementary SRAM-type cell and an elementary module coupled between a supply terminal and the elementary SRAM-type cell. The elementary module has a single nonvolatile EEPROM elementary memory cell that includes a floating gate transistor. The elementary module also has a controllable interconnection stage that can be controlled by a control signal external to the memory cell. The nonvolatile elementary memory cell and the controllable interconnection stage are connected to one another. The floating gate transistor of the nonvolatile memory cell is controllable to be turned off when a data item stored in the elementary SRAM-type cell is programmed into the nonvolatile elementary cell.
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