M2V64S20BTP Ver la hoja de datos (PDF) - MITSUBISHI ELECTRIC
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Lista de partido
M2V64S20BTP Datasheet PDF : 52 Pages
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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)
FUNCTION TRUTH TABLE (continued)
Current State /CS /RAS /CAS /WE Address
PRE -
H
X
X
XX
CHARGING L
H
H
HX
L
H
H
L BA
L
H
L
X BA, CA, A10
L
L
H
H BA, RA
L
L
H
L BA, A10
L
L
L
HX
Op-Code,
L
L
L
L
Mode-Add
ROW
H
X
X
XX
ACTIVATING L
H
H
HX
L
H
H
L BA
L
H
L
X BA, CA, A10
L
L
H
H BA, RA
L
L
H
L BA, A10
L
L
L
HX
Op-Code,
L
L
L
L
Mode-Add
WRITE RE- H
X
X
XX
COVERING L
H
H
HX
L
H
H
L BA
L
H
L
X BA, CA, A10
L
L
H
H BA, RA
L
L
H
L BA, A10
L
L
L
HX
Op-Code,
L
L
L
L
Mode-Add
Command
Action
DESEL
NOP (Idle after tRP)
NOP
NOP (Idle after tRP)
TBST
ILLEGAL*2
READ / WRITE ILLEGAL*2
ACT
ILLEGAL*2
PRE / PREA NOP*4 (Idle after tRP)
REFA
ILLEGAL
MRS
ILLEGAL
DESEL
NOP (Row Active after tRCD)
NOP
NOP (Row Active after tRCD)
TBST
ILLEGAL*2
READ / WRITE ILLEGAL*2
ACT
ILLEGAL*2
PRE / PREA ILLEGAL*2
REFA
ILLEGAL
MRS
ILLEGAL
DESEL
NOP
NOP
NOP
TBST
ILLEGAL*2
READ / WRITE ILLEGAL*2
ACT
ILLEGAL*2
PRE / PREA ILLEGAL*2
REFA
ILLEGAL
MRS
ILLEGAL
MITSUBISHI ELECTRIC
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