Invention Grant
- Patent Title: Read-only memory
- Patent Title (中): 只读存储器
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Application No.: US14259426Application Date: 2014-04-23
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Publication No.: US09275752B2Publication Date: 2016-03-01
- Inventor: Kuang Ting Chen , Ching-Wei Wu
- Applicant: Taiwan Semiconductor Manufacturing Company Limited
- Applicant Address: TW Hsin-Chu
- Assignee: Taiwan Semiconductor Manufacturing Company Limited
- Current Assignee: Taiwan Semiconductor Manufacturing Company Limited
- Current Assignee Address: TW Hsin-Chu
- Agency: Cooper Legal Group, LLC
- Main IPC: G11C17/00
- IPC: G11C17/00 ; G11C17/16 ; G11C17/18 ; G11C5/06 ; G11C17/12 ; G11C11/56

Abstract:
A configuration for a bit-1 read-only memory (ROM) cell is provided. The bit-1 ROM cell comprises a first circuit connected to a second circuit. The first circuit comprises a first transistor and the second circuit comprises a second transistor. The second circuit is configured to receive a YMUX signal. The second circuit is connected to a word-line bar. The second circuit is configured to maintain a disconnection or connection between the first transistor and the word-line bar based upon the YMUX signal. The first circuit is located on a different physical layer than the second circuit.
Public/Granted literature
- US20150310924A1 READ-ONLY MEMORY Public/Granted day:2015-10-29
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