Invention Grant
- Patent Title: Cross-coupled transistor threshold voltage mismatch compensation and related devices, systems, and methods
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Application No.: US16678394Application Date: 2019-11-08
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Publication No.: US11289151B2Publication Date: 2022-03-29
- Inventor: Kyoichi Nagata
- Applicant: Micron Technology, Inc.
- Applicant Address: US ID Boise
- Assignee: Micron Technology, Inc.
- Current Assignee: Micron Technology, Inc.
- Current Assignee Address: US ID Boise
- Agency: TraskBritt
- Main IPC: G11C7/00
- IPC: G11C7/00 ; G11C11/4091 ; G11C11/4094 ; G11C11/4076

Abstract:
Compensation for threshold voltage mismatches in cross-coupled pairs of transistors and related systems, devices, and methods are disclosed. An apparatus includes a cross-coupled pair of transistors, and a compensation pair of transistors. The cross-coupled pair of transistors includes a first transistor and a second transistor. A first gate of the first transistor is coupled to a first bit line and a second gate of the second transistor coupled to a second bit line. The compensation pair of transistors includes a third transistor and a fourth transistor. The third transistor is coupled in series with the first transistor between a first source of the first transistor and a common source line. The fourth transistor is coupled in series with the second transistor between a second source of the second transistor and the common source line. A memory device includes the sense amplifier. A computing system includes the memory device.
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