Invention Application
US20160343428A1 DEVICE COMPRISING A PLURALITY OF FDSOI STATIC RANDOM-ACCESS MEMORY BITCELLS AND METHOD OF OPERATION THEREOF 有权
包含FDSOI静态随机存取存储器单元的多项设备及其操作方法

  • Patent Title: DEVICE COMPRISING A PLURALITY OF FDSOI STATIC RANDOM-ACCESS MEMORY BITCELLS AND METHOD OF OPERATION THEREOF
  • Patent Title (中): 包含FDSOI静态随机存取存储器单元的多项设备及其操作方法
  • Application No.: US14718574
    Application Date: 2015-05-21
  • Publication No.: US20160343428A1
    Publication Date: 2016-11-24
  • Inventor: Nigel ChanGermain BossuMichael Otto
  • Applicant: GLOBALFOUNDRIES Inc.
  • Main IPC: G11C11/419
  • IPC: G11C11/419
DEVICE COMPRISING A PLURALITY OF FDSOI STATIC RANDOM-ACCESS MEMORY BITCELLS AND METHOD OF OPERATION THEREOF
Abstract:
A device including a plurality of static random-access memory (SRAM) bitcells arranged in rows and columns, wherein the SRAM bitcells comprise fully depleted silicon-on-insulator field effect transistors (FDSOI-FETs). The FDSOI-FETs comprise P-channel-pull-up-transistors, wherein each P-channel-pull-up-transistor comprises a back gate. The device further includes a plurality of bitlines, wherein each bitline is electrically connected to the SRAM bitcells of one of the columns and a plurality of wordlines, wherein each wordline is electrically connected to the SRAM bitcells of one of the rows. The device further includes a bitline control circuit configured to select at least one column for writing, wherein during a write operation a first control signal is applied to the back gates of the P-channel-pull-up-transistors of the at least one column selected for writing and a second control signal to the back gates of the P-channel-pull-up-transistors of the columns not selected for writing.
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