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GB2343976B - Programmable logic array integrated circuit devices - Google Patents

Programmable logic array integrated circuit devices

Info

Publication number
GB2343976B
GB2343976B GB0001920A GB0001920A GB2343976B GB 2343976 B GB2343976 B GB 2343976B GB 0001920 A GB0001920 A GB 0001920A GB 0001920 A GB0001920 A GB 0001920A GB 2343976 B GB2343976 B GB 2343976B
Authority
GB
United Kingdom
Prior art keywords
integrated circuit
programmable logic
circuit devices
logic array
array integrated
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 - Fee Related
Application number
GB0001920A
Other versions
GB0001920D0 (en
GB2343976A (en
Inventor
Richard G Cliff
Francis B Heile
Joseph Huang
Christopher F Lane
Fung Fung Lee
Cameron Mcclintock
David W Mendel
Ninh D Ngo
Bruce B Pedersen
Srinivas T Reddy
Chiakang Sung
Kerry Veenstra
Bonnie I Wang
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.)
Altera Corp
Original Assignee
Altera Corp
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 US08/672,676 external-priority patent/US5909126A/en
Application filed by Altera Corp filed Critical Altera Corp
Publication of GB0001920D0 publication Critical patent/GB0001920D0/en
Publication of GB2343976A publication Critical patent/GB2343976A/en
Application granted granted Critical
Publication of GB2343976B publication Critical patent/GB2343976B/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03K—PULSE TECHNIQUE
    • H03K19/00—Logic circuits, i.e. having at least two inputs acting on one output; Inverting circuits
    • H03K19/02—Logic circuits, i.e. having at least two inputs acting on one output; Inverting circuits using specified components
    • H03K19/173—Logic circuits, i.e. having at least two inputs acting on one output; Inverting circuits using specified components using elementary logic circuits as components
    • H03K19/177—Logic circuits, i.e. having at least two inputs acting on one output; Inverting circuits using specified components using elementary logic circuits as components arranged in matrix form
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03K—PULSE TECHNIQUE
    • H03K19/00—Logic circuits, i.e. having at least two inputs acting on one output; Inverting circuits
    • H03K19/02—Logic circuits, i.e. having at least two inputs acting on one output; Inverting circuits using specified components
    • H03K19/173—Logic circuits, i.e. having at least two inputs acting on one output; Inverting circuits using specified components using elementary logic circuits as components
    • H03K19/1733—Controllable logic circuits
    • H03K19/1737—Controllable logic circuits using multiplexers
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03K—PULSE TECHNIQUE
    • H03K19/00—Logic circuits, i.e. having at least two inputs acting on one output; Inverting circuits
    • H03K19/02—Logic circuits, i.e. having at least two inputs acting on one output; Inverting circuits using specified components
    • H03K19/173—Logic circuits, i.e. having at least two inputs acting on one output; Inverting circuits using specified components using elementary logic circuits as components
    • H03K19/177—Logic circuits, i.e. having at least two inputs acting on one output; Inverting circuits using specified components using elementary logic circuits as components arranged in matrix form
    • H03K19/17724—Structural details of logic blocks
    • H03K19/17728—Reconfigurable logic blocks, e.g. lookup tables
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03K—PULSE TECHNIQUE
    • H03K19/00—Logic circuits, i.e. having at least two inputs acting on one output; Inverting circuits
    • H03K19/02—Logic circuits, i.e. having at least two inputs acting on one output; Inverting circuits using specified components
    • H03K19/173—Logic circuits, i.e. having at least two inputs acting on one output; Inverting circuits using specified components using elementary logic circuits as components
    • H03K19/177—Logic circuits, i.e. having at least two inputs acting on one output; Inverting circuits using specified components using elementary logic circuits as components arranged in matrix form
    • H03K19/17724—Structural details of logic blocks
    • H03K19/17732—Macroblocks
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03K—PULSE TECHNIQUE
    • H03K19/00—Logic circuits, i.e. having at least two inputs acting on one output; Inverting circuits
    • H03K19/02—Logic circuits, i.e. having at least two inputs acting on one output; Inverting circuits using specified components
    • H03K19/173—Logic circuits, i.e. having at least two inputs acting on one output; Inverting circuits using specified components using elementary logic circuits as components
    • H03K19/177—Logic circuits, i.e. having at least two inputs acting on one output; Inverting circuits using specified components using elementary logic circuits as components arranged in matrix form
    • H03K19/17736—Structural details of routing resources
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03K—PULSE TECHNIQUE
    • H03K19/00—Logic circuits, i.e. having at least two inputs acting on one output; Inverting circuits
    • H03K19/02—Logic circuits, i.e. having at least two inputs acting on one output; Inverting circuits using specified components
    • H03K19/173—Logic circuits, i.e. having at least two inputs acting on one output; Inverting circuits using specified components using elementary logic circuits as components
    • H03K19/177—Logic circuits, i.e. having at least two inputs acting on one output; Inverting circuits using specified components using elementary logic circuits as components arranged in matrix form
    • H03K19/17736—Structural details of routing resources
    • H03K19/17744—Structural details of routing resources for input/output signals
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03K—PULSE TECHNIQUE
    • H03K19/00—Logic circuits, i.e. having at least two inputs acting on one output; Inverting circuits
    • H03K19/02—Logic circuits, i.e. having at least two inputs acting on one output; Inverting circuits using specified components
    • H03K19/173—Logic circuits, i.e. having at least two inputs acting on one output; Inverting circuits using specified components using elementary logic circuits as components
    • H03K19/177—Logic circuits, i.e. having at least two inputs acting on one output; Inverting circuits using specified components using elementary logic circuits as components arranged in matrix form
    • H03K19/17748—Structural details of configuration resources

Landscapes

  • Physics & Mathematics (AREA)
  • Mathematical Physics (AREA)
  • Engineering & Computer Science (AREA)
  • Computer Hardware Design (AREA)
  • Computing Systems (AREA)
  • General Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Logic Circuits (AREA)
GB0001920A 1996-04-11 1997-04-01 Programmable logic array integrated circuit devices Expired - Fee Related GB2343976B (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US1526796P 1996-04-11 1996-04-11
US08/672,676 US5909126A (en) 1995-05-17 1996-06-28 Programmable logic array integrated circuit devices with interleaved logic array blocks
GB9706583A GB2312065B (en) 1996-04-11 1997-04-01 Programmable logic array integrated circuit devices

Publications (3)

Publication Number Publication Date
GB0001920D0 GB0001920D0 (en) 2000-03-22
GB2343976A GB2343976A (en) 2000-05-24
GB2343976B true GB2343976B (en) 2000-07-26

Family

ID=27268798

Family Applications (1)

Application Number Title Priority Date Filing Date
GB0001920A Expired - Fee Related GB2343976B (en) 1996-04-11 1997-04-01 Programmable logic array integrated circuit devices

Country Status (1)

Country Link
GB (1) GB2343976B (en)

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2311885A (en) * 1996-04-04 1997-10-08 Altera Corp Programmable logic array

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2311885A (en) * 1996-04-04 1997-10-08 Altera Corp Programmable logic array

Also Published As

Publication number Publication date
GB0001920D0 (en) 2000-03-22
GB2343976A (en) 2000-05-24

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Legal Events

Date Code Title Description
PCNP Patent ceased through non-payment of renewal fee

Effective date: 20160401