GM72V66841CT-7J データシートの表示（PDF） - LG

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GM72V66841CT-7J

2,097,152 WORD x 8 BIT x 4 BANK SYNCHRONOUS DYNAMIC RAM

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GM72V66841CT/CLT

Function Truth Table (Continued)

Current

state

Read

CS RAS CAS WE Address

Command

Operation

H X X XX

DESL

Continue burst to end

L H H HX

NOP

Continue burst to end

L H H LX

BST

Burst stop to full page

L H L H BA, CA, A10 READ/READ A Continue burst read to

CAS latency and New

read

L H L L BA, CA, A10 WRIT/WRIT A Term burst read/start

write

L L H H BA, RA

ACTV

Other bank active *3

ILLEGAL on same bank

L L H L BA, A10 PRE, PALL Term burst read and

Precharge

L L L HX

REF, SELF

ILLEGAL

L L L L MODE

MRS

ILLEGAL

Read with H X X X X

auto-

Precharge

L H H HX

DESL

NOP

Continue burst to end

and Precharge

Continue burst to end

and Precharge

L H H LX

BST

ILLEGAL

L H L H BA, CA, A10 READ/READ A ILLEGAL

L H L L BA, CA, A10 WRIT/WRIT A ILLEGAL

L L H H BA, RA

ACTV

Other bank active

*3

ILLEGAL on same bank

L L H L BA, A10 PRE, PALL ILLEGAL

L L L HX

REF, SELF

ILLEGAL

L L L L MODE

MRS

ILLEGAL

10

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