KR890014201U - D-RAM expansion circuit - Google Patents

D-RAM expansion circuit

Info

Publication number
KR890014201U
KR890014201U KR2019870023249U KR870023249U KR890014201U KR 890014201 U KR890014201 U KR 890014201U KR 2019870023249 U KR2019870023249 U KR 2019870023249U KR 870023249 U KR870023249 U KR 870023249U KR 890014201 U KR890014201 U KR 890014201U
Authority
KR
South Korea
Prior art keywords
expansion circuit
ram expansion
ram
circuit
expansion
Prior art date
Application number
KR2019870023249U
Other languages
Korean (ko)
Other versions
KR910001640Y1 (en
Inventor
성창렬
Original Assignee
삼성전자 주식회사
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 삼성전자 주식회사 filed Critical 삼성전자 주식회사
Priority to KR2019870023249U priority Critical patent/KR910001640Y1/en
Publication of KR890014201U publication Critical patent/KR890014201U/en
Application granted granted Critical
Publication of KR910001640Y1 publication Critical patent/KR910001640Y1/en

Links

Classifications

    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11C—STATIC STORES
    • G11C8/00—Arrangements for selecting an address in a digital store
    • G11C8/18—Address timing or clocking circuits; Address control signal generation or management, e.g. for row address strobe [RAS] or column address strobe [CAS] signals
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11C—STATIC STORES
    • G11C11/00—Digital stores characterised by the use of particular electric or magnetic storage elements; Storage elements therefor
    • G11C11/21—Digital stores characterised by the use of particular electric or magnetic storage elements; Storage elements therefor using electric elements

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Hardware Design (AREA)
  • Microelectronics & Electronic Packaging (AREA)
  • Controls And Circuits For Display Device (AREA)
KR2019870023249U 1987-12-28 1987-12-28 D-ram enpanded circuits KR910001640Y1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
KR2019870023249U KR910001640Y1 (en) 1987-12-28 1987-12-28 D-ram enpanded circuits

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
KR2019870023249U KR910001640Y1 (en) 1987-12-28 1987-12-28 D-ram enpanded circuits

Publications (2)

Publication Number Publication Date
KR890014201U true KR890014201U (en) 1989-08-10
KR910001640Y1 KR910001640Y1 (en) 1991-03-18

Family

ID=19270804

Family Applications (1)

Application Number Title Priority Date Filing Date
KR2019870023249U KR910001640Y1 (en) 1987-12-28 1987-12-28 D-ram enpanded circuits

Country Status (1)

Country Link
KR (1) KR910001640Y1 (en)

Also Published As

Publication number Publication date
KR910001640Y1 (en) 1991-03-18

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Legal Events

Date Code Title Description
A201 Request for examination
E902 Notification of reason for refusal
E701 Decision to grant or registration of patent right
REGI Registration of establishment
FPAY Annual fee payment

Payment date: 19980226

Year of fee payment: 8

LAPS Lapse due to unpaid annual fee