×

Nonvolatile semiconductor memory device and nonvolatile semiconductor memory system

  • US 6,768,163 B2
  • Filed: 09/25/2001
  • Issued: 07/27/2004
  • Est. Priority Date: 09/29/2000
  • Status: Expired due to Fees
First Claim
Patent Images

1. A semiconductor integrated circuit device comprising:

  • a first semiconductor substrate, in which, a memory cell array including a plurality of nonvolatile semiconductor memory cells, a plurality of bit lines electrically connected to the memory cell array, a plurality of word lines electrically connected to the memory cell array, a plurality of input terminals, and a plurality of transfer gate transistors each having one end electrically connected to a corresponding one of the word lines and another end electrically connected to a corresponding to one of the input terminals, are provided; and

    a second semiconductor substrate, in which, a plurality of output terminals electrically connected to the input terminals of the first semiconductor substrate, and a word line control circuit configured to control the word lines and electrically connected to the output terminals, are provided.

View all claims
  • 1 Assignment
Timeline View
Assignment View
    ×
    ×