Invention Grant
- Patent Title: Clock gating cell with low power and integrated circuit including the same
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Application No.: US16886187Application Date: 2020-05-28
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Publication No.: US11336269B2Publication Date: 2022-05-17
- Inventor: Dalhee Lee , Byounggon Kang
- Applicant: SAMSUNG ELECTRONICS CO., LTD.
- Applicant Address: KR Suwon-si
- Assignee: SAMSUNG ELECTRONICS CO., LTD.
- Current Assignee: SAMSUNG ELECTRONICS CO., LTD.
- Current Assignee Address: KR Suwon-si
- Agency: Sughrue Mion, PLLC
- Priority: KR10-2019-0136905 20191030
- Main IPC: H03K3/037
- IPC: H03K3/037 ; H03K19/20 ; G06F1/04

Abstract:
An integrated circuit may include a clock gating cell based. The clock gating cell may include a first 2-input logic gate configured to receive a clock input and a first signal and generate a second signal, an inverter configured to receive the second signal and generate a clock output, and a 3-input logic gate including a second 2-input logic gate configured to generate the first signal. The first 2-input logic gate and the second 2-input logic gate form a set reset (SR) latch by being cross-coupled, the 3-input logic gate includes a feedback transistor configured to exclusively receive an internal signal of the first 2-input logic gate, and an activation of the feedback transistor by the internal signal is configured to avoid a race condition by preventing a pull-up or a pull-down of a first node at which the first signal is generated.
Public/Granted literature
- US20210135659A1 CLOCK GATING CELL WITH LOW POWER AND INTEGRATED CIRCUIT INCLUDING THE SAME Public/Granted day:2021-05-06
Information query
IPC分类: