參數(shù)資料
型號: M2V28D20ATP-75
廠商: Mitsubishi Electric Corporation
英文描述: 128M Double Data Rate Synchronous DRAM
中文描述: 128M的雙數(shù)據(jù)速率同步DRAM
文件頁數(shù): 9/36頁
文件大?。?/td> 1216K
代理商: M2V28D20ATP-75
9
MITSUBISHI ELECTRIC
Jun,'00
Preliminary
MITSUBISHI LSIs
DDR SDRAM (Rev.0.1)
M2S28D20/ 30/ 40ATP
128M Double Data Rate Synchronous DRAM
FUNCTION TRUTH TABLE (continued)
Current State
PRE-
CHARGING
/CS /RAS /CAS /WE Address
H
X
X
L
H
H
L
H
H
L
H
L
L
L
H
L
L
H
L
L
L
Command
DESEL
NOP
TERM
READ / WRITE
ACT
PRE / PREA
REFA
Action
NOP (Idle after tRP)
NOP (Idle after tRP)
ILLEGAL
ILLEGAL
ILLEGAL
NOP (Idle after tRP)
ILLEGAL
Notes
X
H
L
X
H
L
H
X
X
BA
BA, CA, A10
BA, RA
BA, A10
X
Op-Code, Mode-
Add
X
X
BA
BA, CA, A10
BA, RA
BA, A10
X
Op-Code, Mode-
Add
X
X
BA
BA, CA, A10
BA, RA
BA, A10
X
Op-Code, Mode-
Add
2
2
2
4
L
L
L
L
MRS
ILLEGAL
H
L
L
L
L
L
L
X
H
H
H
L
L
L
X
H
H
L
H
H
L
X
H
L
X
H
L
H
DESEL
NOP
TERM
READ / WRITE
ACT
PRE / PREA
REFA
NOP (Row Active after tRCD)
NOP (Row Active after tRCD)
ILLEGAL
ILLEGAL
ILLEGAL
ILLEGAL
ILLEGAL
2
2
2
2
L
L
L
L
MRS
ILLEGAL
H
L
L
L
L
L
L
X
H
H
H
L
L
L
X
H
H
L
H
H
L
X
H
L
X
H
L
H
DESEL
NOP
TERM
READ / WRITE
ACT
PRE / PREA
REFA
NOP
NOP
ILLEGAL
ILLEGAL
ILLEGAL
ILLEGAL
ILLEGAL
2
2
2
2
L
L
L
L
MRS
ILLEGAL
ROW
ACTIVATING
WRITE RE-
COVERING
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