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GB2355095B - Semiconductor circuitry - Google Patents

Semiconductor circuitry

Info

Publication number
GB2355095B
GB2355095B GB0030829A GB0030829A GB2355095B GB 2355095 B GB2355095 B GB 2355095B GB 0030829 A GB0030829 A GB 0030829A GB 0030829 A GB0030829 A GB 0030829A GB 2355095 B GB2355095 B GB 2355095B
Authority
GB
United Kingdom
Prior art keywords
semiconductor circuitry
circuitry
semiconductor
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.)
Expired - Lifetime
Application number
GB0030829A
Other versions
GB2355095A (en
GB0030829D0 (en
Inventor
Kenichi Kawasaki
Masao Nakano
Yasurou Matsuzaki
Naoharu Shinozaki
Yasuharu Sato
Masao Taguchi
Koichi Nishimura
Hiroko Douchi
Terumasa Kitahara
Yoshihiro Takemae
Yoshinori Okajima
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.)
Fujitsu Ltd
Original Assignee
Fujitsu 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
Priority claimed from JP33998896A external-priority patent/JP3729582B2/en
Priority claimed from JP08951697A external-priority patent/JP3388131B2/en
Application filed by Fujitsu Ltd filed Critical Fujitsu Ltd
Priority claimed from GB9715131A external-priority patent/GB2316208B/en
Publication of GB0030829D0 publication Critical patent/GB0030829D0/en
Publication of GB2355095A publication Critical patent/GB2355095A/en
Application granted granted Critical
Publication of GB2355095B publication Critical patent/GB2355095B/en
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • GPHYSICS
    • G11INFORMATION STORAGE
    • G11CSTATIC STORES
    • G11C7/00Arrangements for writing information into, or reading information out from, a digital store
    • G11C7/10Input/output [I/O] data interface arrangements, e.g. I/O data control circuits, I/O data buffers
    • G11C7/1051Data output circuits, e.g. read-out amplifiers, data output buffers, data output registers, data output level conversion circuits
    • G11C7/106Data output latches
    • GPHYSICS
    • G06COMPUTING OR CALCULATING; COUNTING
    • G06FELECTRIC DIGITAL DATA PROCESSING
    • G06F13/00Interconnection of, or transfer of information or other signals between, memories, input/output devices or central processing units
    • G06F13/38Information transfer, e.g. on bus
    • G06F13/42Bus transfer protocol, e.g. handshake; Synchronisation
    • G06F13/4204Bus transfer protocol, e.g. handshake; Synchronisation on a parallel bus
    • G06F13/4234Bus transfer protocol, e.g. handshake; Synchronisation on a parallel bus being a memory bus
    • G06F13/4243Bus transfer protocol, e.g. handshake; Synchronisation on a parallel bus being a memory bus with synchronous protocol
    • GPHYSICS
    • G11INFORMATION STORAGE
    • G11CSTATIC STORES
    • G11C7/00Arrangements for writing information into, or reading information out from, a digital store
    • G11C7/10Input/output [I/O] data interface arrangements, e.g. I/O data control circuits, I/O data buffers
    • G11C7/1015Read-write modes for single port memories, i.e. having either a random port or a serial port
    • G11C7/1039Read-write modes for single port memories, i.e. having either a random port or a serial port using pipelining techniques, i.e. using latches between functional memory parts, e.g. row/column decoders, I/O buffers, sense amplifiers
    • GPHYSICS
    • G11INFORMATION STORAGE
    • G11CSTATIC STORES
    • G11C7/00Arrangements for writing information into, or reading information out from, a digital store
    • G11C7/10Input/output [I/O] data interface arrangements, e.g. I/O data control circuits, I/O data buffers
    • G11C7/1051Data output circuits, e.g. read-out amplifiers, data output buffers, data output registers, data output level conversion circuits
    • GPHYSICS
    • G11INFORMATION STORAGE
    • G11CSTATIC STORES
    • G11C7/00Arrangements for writing information into, or reading information out from, a digital store
    • G11C7/10Input/output [I/O] data interface arrangements, e.g. I/O data control circuits, I/O data buffers
    • G11C7/1051Data output circuits, e.g. read-out amplifiers, data output buffers, data output registers, data output level conversion circuits
    • G11C7/1069I/O lines read out arrangements
    • GPHYSICS
    • G11INFORMATION STORAGE
    • G11CSTATIC STORES
    • G11C7/00Arrangements for writing information into, or reading information out from, a digital store
    • G11C7/10Input/output [I/O] data interface arrangements, e.g. I/O data control circuits, I/O data buffers
    • G11C7/1072Input/output [I/O] data interface arrangements, e.g. I/O data control circuits, I/O data buffers for memories with random access ports synchronised on clock signal pulse trains, e.g. synchronous memories, self timed memories
    • GPHYSICS
    • G11INFORMATION STORAGE
    • G11CSTATIC STORES
    • G11C7/00Arrangements for writing information into, or reading information out from, a digital store
    • G11C7/22Read-write [R-W] timing or clocking circuits; Read-write [R-W] control signal generators or management 
    • GPHYSICS
    • G11INFORMATION STORAGE
    • G11CSTATIC STORES
    • G11C7/00Arrangements for writing information into, or reading information out from, a digital store
    • G11C7/22Read-write [R-W] timing or clocking circuits; Read-write [R-W] control signal generators or management 
    • G11C7/222Clock generating, synchronizing or distributing circuits within memory device
    • GPHYSICS
    • G11INFORMATION STORAGE
    • G11CSTATIC STORES
    • G11C2207/00Indexing scheme relating to arrangements for writing information into, or reading information out from, a digital store
    • G11C2207/002Isolation gates, i.e. gates coupling bit lines to the sense amplifier
    • GPHYSICS
    • G11INFORMATION STORAGE
    • G11CSTATIC STORES
    • G11C2207/00Indexing scheme relating to arrangements for writing information into, or reading information out from, a digital store
    • G11C2207/10Aspects relating to interfaces of memory device to external buses
    • G11C2207/108Wide data ports

Landscapes

  • Engineering & Computer Science (AREA)
  • Theoretical Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • General Engineering & Computer Science (AREA)
  • General Physics & Mathematics (AREA)
  • Dram (AREA)
GB0030829A 1996-08-13 1997-07-17 Semiconductor circuitry Expired - Lifetime GB2355095B (en)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
JP21388296 1996-08-13
JP33998896A JP3729582B2 (en) 1996-08-13 1996-12-19 Semiconductor device, semiconductor device system, and digital delay circuit
JP08951697A JP3388131B2 (en) 1997-04-08 1997-04-08 Semiconductor device having DLL circuit
GB9715131A GB2316208B (en) 1996-08-13 1997-07-17 Semiconductor device

Publications (3)

Publication Number Publication Date
GB0030829D0 GB0030829D0 (en) 2001-01-31
GB2355095A GB2355095A (en) 2001-04-11
GB2355095B true GB2355095B (en) 2001-05-23

Family

ID=27451680

Family Applications (4)

Application Number Title Priority Date Filing Date
GB0031265A Expired - Lifetime GB2355096B (en) 1996-08-13 1997-07-17 Semiconductor device and semiconductor circuitry
GB0030829A Expired - Lifetime GB2355095B (en) 1996-08-13 1997-07-17 Semiconductor circuitry
GB0031599A Expired - Lifetime GB2355328B (en) 1996-08-13 1997-07-17 Semiconductor device
GB0031269A Expired - Lifetime GB2355097B (en) 1996-08-13 1997-07-17 Semiconductor device

Family Applications Before (1)

Application Number Title Priority Date Filing Date
GB0031265A Expired - Lifetime GB2355096B (en) 1996-08-13 1997-07-17 Semiconductor device and semiconductor circuitry

Family Applications After (2)

Application Number Title Priority Date Filing Date
GB0031599A Expired - Lifetime GB2355328B (en) 1996-08-13 1997-07-17 Semiconductor device
GB0031269A Expired - Lifetime GB2355097B (en) 1996-08-13 1997-07-17 Semiconductor device

Country Status (1)

Country Link
GB (4) GB2355096B (en)

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5060145A (en) * 1989-09-06 1991-10-22 Unisys Corporation Memory access system for pipelined data paths to and from storage
WO1994029870A1 (en) * 1993-06-02 1994-12-22 Microunity Systems Engineering, Inc. A burst mode memory accessing system
GB2304435A (en) * 1995-08-17 1997-03-19 Fujitsu Ltd High-speed synchronous dynamic RAM

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4100541A (en) * 1976-07-26 1978-07-11 The United States Of America As Represented By The Secretary Of The Navy High speed manchester encoder
GB2205467B (en) * 1987-05-28 1992-02-12 Apple Computer Disk drive controller
FR2658015B1 (en) * 1990-02-06 1994-07-29 Bull Sa LOCKED PHASE CIRCUIT AND RESULTING FREQUENCY MULTIPLIER.
US5118975A (en) * 1990-03-05 1992-06-02 Thinking Machines Corporation Digital clock buffer circuit providing controllable delay
KR920004417B1 (en) * 1990-07-09 1992-06-04 삼성전자 주식회사 SAM data access circuit with low operating current and method
US5355037A (en) * 1992-06-15 1994-10-11 Texas Instruments Incorporated High performance digital phase locked loop
US5544203A (en) * 1993-02-17 1996-08-06 Texas Instruments Incorporated Fine resolution digital delay line with coarse and fine adjustment stages
JPH07202649A (en) * 1993-12-27 1995-08-04 Toshiba Corp Multiplier circuit
US5440515A (en) * 1994-03-08 1995-08-08 Motorola Inc. Delay locked loop for detecting the phase difference of two signals having different frequencies

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5060145A (en) * 1989-09-06 1991-10-22 Unisys Corporation Memory access system for pipelined data paths to and from storage
WO1994029870A1 (en) * 1993-06-02 1994-12-22 Microunity Systems Engineering, Inc. A burst mode memory accessing system
GB2304435A (en) * 1995-08-17 1997-03-19 Fujitsu Ltd High-speed synchronous dynamic RAM

Also Published As

Publication number Publication date
GB2355096B (en) 2001-05-23
GB2355328A (en) 2001-04-18
GB2355328B (en) 2001-05-23
GB2355097B (en) 2001-05-23
GB2355096A (en) 2001-04-11
GB0031599D0 (en) 2001-02-07
GB2355095A (en) 2001-04-11
GB0031269D0 (en) 2001-01-31
GB2355097A (en) 2001-04-11
GB0031265D0 (en) 2001-01-31
GB0030829D0 (en) 2001-01-31

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Legal Events

Date Code Title Description
732E Amendments to the register in respect of changes of name or changes affecting rights (sect. 32/1977)
732E Amendments to the register in respect of changes of name or changes affecting rights (sect. 32/1977)

Free format text: REGISTERED BETWEEN 20150501 AND 20150506

PE20 Patent expired after termination of 20 years

Expiry date: 20170716