參數(shù)資料
型號: M5M4V16G50DFP-8
廠商: Mitsubishi Electric Corporation
英文描述: 16M (2-BANK x 262144-WORD x 32-BIT) Synchronous Graphics RAM
中文描述: 1,600(2 -銀行甲262144字× 32位)同步圖形RAM
文件頁數(shù): 9/33頁
文件大?。?/td> 167K
代理商: M5M4V16G50DFP-8
M5M4V16G50DFP -8, -10, -12
Jan'97
Preliminary
MITSUBISHI LSIs
16M (2-BANK x 262144-WORD x 32-BIT) Synchronous Graphics RAM
MITSUBISHI ELECTRIC
SGRAM (Rev. 0.0)
FUNCTION TRUTH TABLE(continued)
Current State /CS
/RAS /CAS /WE
Address
Command
Action
READ
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
BA
TERM
Terminate Burst
L
H
L
H
BA, CA, A9
READ / READA
Terminate Burst, Latch CA,
Begin New Read, Determine
Auto-Precharge*3
L
H
L
L
BA, CA, A9
WRITE /
WRITEA
Terminate Burst, Latch CA,
Begin Write, Determine Auto-
Precharge*3
Terminate Burst, Latch CA,
Block Write, Determine Auto-
Precharge*3
L
L
H
H
BA, RA
ACT
Bank Active / ILLEGAL*2
L
L
H
L
BA, A9
PRE / PREA
Terminate Burst, Precharge
L
L
L
H
X
Op-Code,
Mode-Add
REFA
ILLEGAL
L
L
L
L
SRS
ILLEGAL
DSF
X
L
L
L
L
L
L
L
H
L
H
L
L
BA, CA, A9
BW / BWA
H
L
L
H
H
BA, RA
ACTWPB
Bank Active / ILLEGAL*2
L
L
L
L
L
Op-Code,
Mode-Add
X
MRS
ILLEGAL
L
WRITE
H
X
X
X
DESEL
NOP (Continue Burst to END)
L
H
H
H
X
NOP
NOP (Continue Burst to END)
L
H
H
L
BA
TERM
Terminate Burst
Terminate Burst, Latch CA,
Begin Read, Determine Auto-
Precharge*3
L
H
L
H
BA, CA, A9
READ / READA
L
H
L
L
BA, CA, A89
WRITE /
WRITEA
Terminate Burst, Latch CA,
Begin Write, Determine Auto-
Precharge*3
Terminate Burst, Latch CA,
Block Write, Determine Auto-
Precharge*3
Bank Active / ILLEGAL*2
L
L
H
H
BA, RA
ACT
Bank Active / ILLEGAL*2
L
L
H
L
BA, A9
PRE / PREA
Terminate Burst, Precharge
L
L
L
H
X
REFA
ILLEGAL
L
L
L
L
SRS
ILLEGAL
X
L
L
L
L
L
L
L
H
Op-Code,
Mode-Add
Op-Code,
Mode-Add
L
L
L
L
MRS
ILLEGAL
L
L
H
L
L
BA, CA, A9
BW / BWA
L
L
L
H
H
BA, RA
ACTWPB
L
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