參數(shù)資料
型號(hào): M2S28D20ATP-10
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): 8/36頁
文件大?。?/td> 1216K
代理商: M2S28D20ATP-10
8
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
WRITE(Auto-
Precharge
Disabled)
/CS /RAS /CAS /WE Address
H
X
X
L
H
H
L
H
H
Command
DESEL
NOP
TERM
Action
NOP (Continue Burst to END)
NOP (Continue Burst to END)
ILLEGAL
Terminate Burst, Latch CA, Begin
Read, Determine Auto-Precharge
Terminate Burst, Latch CA, Begin
Write, Determine Auto-Precharge
Bank Active / ILLEGAL
Terminate Burst, Precharge
ILLEGAL
Notes
X
H
L
X
X
BA
L
H
L
H
BA, CA, A10
READ / READA
3
L
H
L
L
BA, CA, A10
WRITE / WRITEA
3
L
L
L
L
L
L
H
H
L
H
L
H
BA, RA
BA, A10
X
Op-Code, Mode-
Add
X
X
BA
BA, CA, A10
BA, CA, A10
BA, RA
BA, A10
X
Op-Code, Mode-
Add
X
X
BA
BA, CA, A10
BA, CA, A10
BA, RA
BA, A10
X
Op-Code, Mode-
Add
ACT
PRE / PREA
REFA
2
L
L
L
L
MRS
ILLEGAL
H
L
L
L
L
L
L
L
X
H
H
H
H
L
L
L
X
H
H
L
L
H
H
L
X
H
L
H
L
H
L
H
DESEL
NOP
TERM
READ / READA
WRITE / WRITEA
ACT
PRE / PREA
REFA
NOP (Continue Burst to END)
NOP (Continue Burst to END)
ILLEGAL
ILLEGAL
ILLEGAL
Bank Active / ILLEGAL
Precharge / ILLEGAL
ILLEGAL
2
2
L
L
L
L
MRS
ILLEGAL
H
L
L
L
L
L
L
L
X
H
H
H
H
L
L
L
X
H
H
L
L
H
H
L
X
H
L
H
L
H
L
H
DESEL
NOP
TERM
READ / READA
WRITE / WRITEA
ACT
PRE / PREA
REFA
NOP (Continue Burst to END)
NOP (Continue Burst to END)
ILLEGAL
ILLEGAL
ILLEGAL
Bank Active / ILLEGAL
Precharge / ILLEGAL
ILLEGAL
2
2
L
L
L
L
MRS
ILLEGAL
READ with
Auto-Precharge
WRITE with
Auto-Precharge
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