Invention Grant
- Patent Title: Embedded memory with setup-hold time controlled internally or externally and associated integrated circuit
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Application No.: US15818768Application Date: 2017-11-21
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Publication No.: US10332574B2Publication Date: 2019-06-25
- Inventor: Chia-Wei Wang
- Applicant: MEDIATEK INC.
- Applicant Address: TW Hsin-Chu
- Assignee: MEDIATEK INC.
- Current Assignee: MEDIATEK INC.
- Current Assignee Address: TW Hsin-Chu
- Agent Winston Hsu
- Main IPC: G11C8/10
- IPC: G11C8/10 ; G11C7/22 ; G11C7/10 ; G11C8/06 ; G11C8/18 ; G06F17/50 ; G11C7/12 ; G06F13/16

Abstract:
An embedded memory includes a memory interface circuit, a cell array, and a peripheral circuit. The memory interface circuit receives at least a clock signal, a non-clock signal, and a setup-hold time control setting, and includes a programmable path delay circuit that is used to set a path delay of at least one of a clock path and a non-clock path according to the setup-hold time control setting. The clock path is used to deliver the clock signal, and the non-clock path is used to deliver the non-clock signal. The peripheral circuit is used to access the cell array according to at least the clock signal provided from the clock path and the non-clock signal.
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