M2S12D20TP Ver la hoja de datos (PDF) - MITSUBISHI ELECTRIC
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M2S12D20TP Datasheet PDF : 38 Pages
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DDR SDRAM (Rev.1.1)
Feb.ME'0LITE2SCUTBRIISCHI
MITSUBISHI LSIs
M2S12D20/ 30TP -75, -75L, -10, -10L
512M Double Data Rate Synchronous DRAM
FUNCTION TRUTH TABLE (continued)
Current State /CS /RAS /CAS /WE Address
Command
PRE-
HX
CHARGING L H
X XX
H HX
DESEL
NOP
L H H L BA
TERM
L H L X BA, CA, A10 READ / WRITE
L L H H BA, RA
ACT
L L H L BA, A10
PRE / PREA
L L L HX
REFA
LL
L
L
Op-Code, Mode-
Add
MRS
HX
ROW
ACTIVATING
L
H
LH
X XX
H HX
H L BA
DESEL
NOP
TERM
L H L X BA, CA, A10 READ / WRITE
L L H H BA, RA
ACT
L L H L BA, A10
PRE / PREA
L L L HX
REFA
L L L L Op-Code, Mode- MRS
Add
HX
WRITE RE-
COVERING L H
LH
X XX
H HX
H L BA
DESEL
NOP
TERM
L H L X BA, CA, A10 READ / WRITE
L L H H BA, RA
ACT
L L H L BA, A10
PRE / PREA
L L L HX
REFA
LL
L
L
Op-Code, Mode-
Add
MRS
Action
NOP (Idle after tRP)
NOP (Idle after tRP)
ILLEGAL
ILLEGAL
ILLEGAL
NOP (Idle after tRP)
ILLEGAL
ILLEGAL
NOP (Row Active after tRCD)
NOP (Row Active after tRCD)
ILLEGAL
ILLEGAL
ILLEGAL
ILLEGAL
ILLEGAL
ILLEGAL
NOP
NOP
ILLEGAL
ILLEGAL
ILLEGAL
ILLEGAL
ILLEGAL
ILLEGAL
Notes
2
2
2
4
2
2
2
2
2
2
2
2
MITSUBISHI ELECTRIC
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