- Patent Title: Static memory cell capable of balancing bit line leakage currents
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Application No.: US16108106Application Date: 2018-08-22
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Publication No.: US10410687B2Publication Date: 2019-09-10
- Inventor: Pengjun Wang , Keji Zhou , Yuejun Zhang , Huihong Zhang
- Applicant: Ningbo University
- Applicant Address: CN Zhejiang
- Assignee: Ningbo University
- Current Assignee: Ningbo University
- Current Assignee Address: CN Zhejiang
- Agency: JCIPRNET
- Priority: CN201810003439 20180103
- Main IPC: G11C5/06
- IPC: G11C5/06 ; G11C11/419 ; G11C7/12 ; H01L27/11 ; G11C11/412

Abstract:
A static memory cell capable of balancing bit line leakage currents is characterized by including a 1st PMOS transistor, a 2nd PMOS transistor, a 1st NMOS transistor, a 2nd NMOS transistor, a 3rd NMOS transistor, a 4th NMOS transistor, a 5th NMOS transistor, a 6th NMOS transistor, a 7th NMOS transistor, an 8th NMOS transistor, a write word line, a read word line, a read bit line, an inverted read bit line, a write bit line and an inverted write bit line. The 1st NMOS transistor, the 2nd NMOS transistor, the 3rd NMOS transistor and the 4th NMOS transistor are all normal threshold NMOS transistors. The 1st PMOS transistor and the 2nd PMOS transistor are both low threshold PMOS transistors. The 5th NMOS transistor, the 6th NMOS transistor, the 7th NMOS transistor and the 8th NMOS transistor are all low threshold NMOS transistors. The static memory cell has the advantages of high read operation speed, low power consumption and high stability under low operating voltage conditions.
Public/Granted literature
- US20190206484A1 STATIC MEMORY CELL CAPABLE OF BALANCING BIT LINE LEAKAGE CURRENTS Public/Granted day:2019-07-04
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