JPS6437798A - Current detecting circuit for rom device - Google Patents

Current detecting circuit for rom device

Info

Publication number
JPS6437798A
JPS6437798A JP19425787A JP19425787A JPS6437798A JP S6437798 A JPS6437798 A JP S6437798A JP 19425787 A JP19425787 A JP 19425787A JP 19425787 A JP19425787 A JP 19425787A JP S6437798 A JPS6437798 A JP S6437798A
Authority
JP
Japan
Prior art keywords
serial circuit
shape
ratio
mos transistor
reference current
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Granted
Application number
JP19425787A
Other languages
English (en)
Other versions
JP2617189B2 (ja
Inventor
Shoji Kitazawa
Hiroshi Kuwabara
Akihiro Harada
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Oki Electric Industry Co Ltd
Original Assignee
Oki Electric Industry Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Oki Electric Industry Co Ltd filed Critical Oki Electric Industry Co Ltd
Priority to JP19425787A priority Critical patent/JP2617189B2/ja
Priority to US07/225,374 priority patent/US4899309A/en
Publication of JPS6437798A publication Critical patent/JPS6437798A/ja
Application granted granted Critical
Publication of JP2617189B2 publication Critical patent/JP2617189B2/ja
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11C—STATIC STORES
    • G11C7/00—Arrangements for writing information into, or reading information out from, a digital store
    • G11C7/06—Sense amplifiers; Associated circuits, e.g. timing or triggering circuits
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11C—STATIC STORES
    • G11C16/00—Erasable programmable read-only memories
    • G11C16/02—Erasable programmable read-only memories electrically programmable
    • G11C16/06—Auxiliary circuits, e.g. for writing into memory
    • G11C16/26—Sensing or reading circuits; Data output circuits
    • G11C16/28—Sensing or reading circuits; Data output circuits using differential sensing or reference cells, e.g. dummy cells

Landscapes

  • Read Only Memory (AREA)
JP19425787A 1987-08-03 1987-08-03 電流検出回路 Expired - Lifetime JP2617189B2 (ja)

Priority Applications (2)

Application Number Priority Date Filing Date Title
JP19425787A JP2617189B2 (ja) 1987-08-03 1987-08-03 電流検出回路
US07/225,374 US4899309A (en) 1987-08-03 1988-07-28 Current sense circuit for a ROM system

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP19425787A JP2617189B2 (ja) 1987-08-03 1987-08-03 電流検出回路

Publications (2)

Publication Number Publication Date
JPS6437798A true JPS6437798A (en) 1989-02-08
JP2617189B2 JP2617189B2 (ja) 1997-06-04

Family

ID=16321612

Family Applications (1)

Application Number Title Priority Date Filing Date
JP19425787A Expired - Lifetime JP2617189B2 (ja) 1987-08-03 1987-08-03 電流検出回路

Country Status (2)

Country Link
US (1) US4899309A (ja)
JP (1) JP2617189B2 (ja)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2011175718A (ja) * 2010-02-25 2011-09-08 Oki Semiconductor Co Ltd 電流検出回路

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH05315448A (ja) * 1992-04-27 1993-11-26 Nec Corp 集積回路装置およびそのレイアウト方法
US5377153A (en) * 1992-11-30 1994-12-27 Sgs-Thomson Microelectronics, Inc. Virtual ground read only memory circuit
JPH06324753A (ja) * 1993-05-13 1994-11-25 Fujitsu Ltd 定電圧発生回路及び半導体記憶装置
TW326535B (en) * 1995-08-08 1998-02-11 Hitachi Ltd Semiconductor memory device and read-out circuit
US6912171B2 (en) * 2003-02-28 2005-06-28 Union Semiconductor Technology Corporation Semiconductor device power bus system and method
US6920076B2 (en) * 2003-02-28 2005-07-19 Union Semiconductor Technology Corporation Interlayered power bus for semiconductor device
JP5438469B2 (ja) * 2009-11-05 2014-03-12 ルネサスエレクトロニクス株式会社 負荷駆動装置

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS56134387A (en) * 1979-11-01 1981-10-21 Texas Instruments Inc Semiconductor memory
JPS61129800A (ja) * 1984-11-28 1986-06-17 Oki Electric Ind Co Ltd Ｒｏｍ装置

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6014438B2 (ja) * 1979-08-29 1985-04-13 株式会社東芝 不揮発性半導体メモリ−
JPS5940397A (ja) * 1982-08-31 1984-03-06 Toshiba Corp デ−タ読み出し回路
US4709352A (en) * 1984-11-19 1987-11-24 Oki Electric Industry Co., Ltd. MOS read-only memory systems
US4654831A (en) * 1985-04-11 1987-03-31 Advanced Micro Devices, Inc. High speed CMOS current sense amplifier

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS56134387A (en) * 1979-11-01 1981-10-21 Texas Instruments Inc Semiconductor memory
JPS61129800A (ja) * 1984-11-28 1986-06-17 Oki Electric Ind Co Ltd Ｒｏｍ装置

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2011175718A (ja) * 2010-02-25 2011-09-08 Oki Semiconductor Co Ltd 電流検出回路

Also Published As

Publication number Publication date
US4899309A (en) 1990-02-06
JP2617189B2 (ja) 1997-06-04

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