M2V64S20DTP 查看數據表（PDF） - MITSUBISHI ELECTRIC

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M2V64S20DTP

64M Synchronous DRAM

MITSUBISHI ELECTRIC  

MITSUBISHI LSIs

SDRAM (Rev.3.2)

Feb.'00

M2V64S20DTP-6,-6L,-7,-7L,-8,-8L (4-BANK x 4,194,304-WORD x 4-BIT)

M2V64S30DTP-6,-6L,-7,-7L,-8,-8L (4-BANK x 2,097,152-WORD x 8-BIT)

M2V64S40DTP-6,-6L,-7,-7L,-8,-8L (4-BANK x 1,048,576-WORD x 16-BIT)

64M Synchronous DRAM

FUNCTION TRUTH TABLE (continued)

Current State /CS /RAS /CAS /WE Address

Command Action

WRIT E

H X X XX

RECOVERING

L H H HX

DESEL NOP

NOP NOP

L H H LX

TBST ILLEGAL*2

L

H

L

X BA, CA, A10 READ & ILLEGAL*2

WRIT E

L L H H BA, RA

ACT ILLEGAL*2

L L H L BA, A10

PRE & ILLEGAL*2

PREA

L L L HX

Op-Code,

L L LL

Mode-Add

REFA ILLEGAL

MRS ILLEGAL

REFRESHING H X X X X

DESEL NOP (Idle after tRC)

L H H HX

NOP NOP (Idle after tRC)

L H H LX

TBST ILLEGAL

READ &

L H L X BA, CA, A10

ILLEGAL

WRIT E

L L H H BA, RA

ACT ILLEGAL

L L H L BA, A10

PRE &

ILLEGAL

PREA

L L L HX

Op-Code,

L L LL

Mode-Add

REFA ILLEGAL

MRS ILLEGAL

MITSUBISHI ELECTRIC

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