Inside Secure

Wisekey Semiconductors

Graeme Hickey

Stuart Kincaid

The invention relates to a semiconductor device including N memory modules, N being greater than or equal to three, each module having an array of memory cells arranged in rows and columns, a write circuit coupled to each module and configured to write data in the memory cells, a read circuit coupled to each module and configured to supply output data from the memory cells, a module selection circuit configured to individually select one memory module in a regular operation mode, and to collectively select two or more of the modules in a parallel mode, and a comparator circuit coupled to the N modules and configured to compare, in the parallel mode, the output data supplied by the N modules.

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Glasgow, United Kingdom

Graeme Hickey