參數(shù)資料
型號: M2V56S30ATP-7
廠商: Mitsubishi Electric Corporation
英文描述: 256M Synchronous DRAM
中文描述: 256M同步DRAM
文件頁數(shù): 8/49頁
文件大?。?/td> 244K
代理商: M2V56S30ATP-7
Feb.2000
MITSUBISHI LSIs
MITSUBISHI ELECTRIC
SDRAM (Rev.1.1)
Single Data Rate
M2V56S20/ 30/ 40/ TP -6, -7, -8
256M Synchronous DRAM
8
FUNCTION TRUTH TABLE (continued)
Current State
/CS
/RAS
/CAS
/WE
Address
Command
Action
WRITE
H
X
X
X
X
DESEL
NOP (Continue Burst to END)
L
L
H
H
H
H
H
L
X
X
NOP
TBST
NOP (Continue Burst to END)
Terminate Burst
L
H
L
H
BA, CA, A10
READ / READA
Terminate Burst, Latch CA,
Begin Read, Determine Auto-
Precharge*3
L
H
L
L
BA, CA, A10
WRITE /
WRITEA
Terminate Burst, Latch CA,
Begin Write, Determine Auto-
Precharge*3
Bank Active / ILLEGAL*2
L
L
H
H
BA, RA
ACT
L
L
L
L
H
L
L
H
BA, A10
X
PRE / PREA
REFA
Terminate Burst, Precharge
ILLEGAL
L
L
L
L
Op-Code,
Mode-Add
MRS
ILLEGAL
READ with
AUTO
PRECHARGE
H
X
X
X
X
DESEL
NOP (Continue Burst to END)
L
H
H
H
X
NOP
NOP (Continue Burst to END)
L
H
H
L
X
TBST
ILLEGAL
L
H
L
H
BA, CA, A10
READ / READA ILLEGAL
L
H
L
L
BA, CA, A10
WRITE /
WRITEA
ILLEGAL
L
L
H
H
BA, RA
ACT
Bank Active / ILLEGAL*2
L
L
H
L
BA, A10
PRE / PREA
ILLEGAL*2
L
L
L
H
X
REFA
ILLEGAL
L
L
L
L
Op-Code,
Mode-Add
MRS
ILLEGAL
WRITE with
AUTO
PRECHARGE
H
X
X
X
X
DESEL
NOP (Continue Burst to END)
L
H
H
H
X
NOP
NOP (Continue Burst to END)
L
H
H
L
X
TBST
ILLEGAL
L
H
L
H
BA, CA, A10
READ / READA ILLEGAL
WRITE /
WRITEA
L
H
L
L
BA, CA, A10
ILLEGAL
L
L
H
H
BA, RA
ACT
Bank Active / ILLEGAL*2
L
L
H
L
BA, A10
PRE / PREA
ILLEGAL*2
L
L
L
H
X
REFA
ILLEGAL
L
L
L
L
Op-Code,
Mode-Add
MRS
ILLEGAL
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