M2V64S20BTP 查看數據表（PDF） - MITSUBISHI ELECTRIC

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M2V64S20BTP

64M bit Synchronous DRAM

MITSUBISHI ELECTRIC  

SDRAM (Rev.1.2)

Apr. '99

64M bit Synchronous DRAM

MITSUBISHI LSIs

M2V64S20BTP-7,-7L,-8,-8L,-8A,-10,-10L (4-BANK x 4194304-WORD x 4-BIT)

M2V64S30BTP-7,-7L,-8,-8L,-8A,-10,-10L (4-BANK x 2097152-WORD x 8-BIT)

M2V64S40BTP-7,-7L,-8,-8L,-8A,-10,-10L (4-BANK x 1048576-WORD x 16-BIT)

SIMPLIFIED STATE DIAGRAM

SELF

REFRESH

REFS

REFSX

MODE

REGISTER

SET

MRS

IDLE

REFA

AUTO

REFRESH

CLK

SUSPEND

CKEL

CKEH

ACT

CKEL

POWER

DOWN

CKEH

TBST (for Full Page)

ROW

ACTIVE

TBST (for Full Page)

WRITE

READ

CKEL

WRITE

WRITE

SUSPEND

CKEH

WRITEA READA

READ

WRITE

READ

CKEL READ

SUSPEND

CKEH

WRITEA

CKEL

WRITEA

WRITEA

SUSPEND

CKEH

WRITEA

READA

PRE

PRE

PRE

READA

CKEL READA

READA

SUSPEND

CKEH

POWER

APPLIED

POWER

PRE

ON

PRE

CHARGE

MITSUBISHI ELECTRIC

12

Automatic Sequence

Command Sequence

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