Invention Grant
- Patent Title: Memory array of floating gate-based non-volatile memory cells
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Application No.: US13012368Application Date: 2011-01-24
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Publication No.: US08218370B2Publication Date: 2012-07-10
- Inventor: Hosam Haggag , Alexander Kalnitsky , Edgardo Laber , Michael D. Church , Yun Yue
- Applicant: Hosam Haggag , Alexander Kalnitsky , Edgardo Laber , Michael D. Church , Yun Yue
- Applicant Address: US CA Milpitas
- Assignee: Intersil Americas Inc.
- Current Assignee: Intersil Americas Inc.
- Current Assignee Address: US CA Milpitas
- Agency: Fogg & Powers LLC
- Main IPC: G11C16/14
- IPC: G11C16/14 ; G11C16/10 ; G11C16/08 ; G11C16/24 ; G11C16/06 ; G11C16/04

Abstract:
A memory array comprises a plurality of memory cells organized in a matrix of rows and columns. Each of the memory cells includes a high voltage access transistor, a floating gate memory transistor electrically connected to the access transistor, and a coupling capacitor electrically connected to the memory transistor. A first set of word lines are each electrically connected to the capacitor in each of the memory cells in a respective row. A second set of word lines are each electrically connected to the access transistor in each of the memory cells in a respective row. A first set of bit lines are each electrically connected to the access transistor in each of the memory cells in a respective column. A second set of bit lines are each electrically connected to the memory transistor in each of the memory cells in a respective column. Various combinations of voltages can be applied to the word lines and bit lines in operations to program, erase, read, or inhibit a logic state stored by the memory transistor in one or more of the memory cells.
Public/Granted literature
- US20110116324A1 MEMORY ARRAY OF FLOATING GATE-BASED NON-VOLATILE MEMORY CELLS Public/Granted day:2011-05-19
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