參數(shù)資料
型號(hào)： M5M4V16G50DFP-12
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(yè)數(shù)： 13/33頁(yè)
文件大?。?/td> 167K
代理商： M5M4V16G50DFP-12
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)
ABBREVIATIONS:
H=High Level, L=Low Level, X=Don't Care
BA=Bank Address, RA=Row Address, CA=Column Address, NOP=No Operation
NOTES:
1. All entries assume that CKE was High during the preceding clock cycle and the current clock cycle.
2. ILLEGAL to bank in specified state; function may be legal in the bank indicated by BA, depending on the state of
that bank.
3. Must satisfy bus contention, bus turn around, write recovery requirements.
4. NOP to bank precharging or in idle state. May precharge bank indicated by BA.
5. ILLEGAL if any bank is not idle.
ILLEGAL = Device operation and/or data-integrity are not guaranteed.
Current State
/CS /RAS /CAS /WE
Address
Command
Action
MODE
REGISTER
SETTING
H
X
X
X
X
DESEL
NOP (Idle after tRSC)
L
H
H
H
X
NOP
NOP (Idle after tRSC)
L
H
H
L
BA
TERM
ILLEGAL
L
H
L
H
BA, CA, A9
READ / READA ILLEGAL
L
L
H
H
BA, RA
ACTWPB
ILLEGAL
L
L
H
L
BA, A9
PRE / PREA
ILLEGAL
L
L
L
H
X
REFA
ILLEGAL
L
L
L
L
Op-Code,
Mode-Add
SRS
ILLEGAL
DSF
X
L
L
L
H
L
L
H
L
L
L
L
Op-Code,
Mode-Add
MRS
ILLEGAL
L
L
L
H
H
BA, RA
ACT
ILLEGAL
L
L
H
L
L
BA, CA, A9
WRITE / WRITEA
ILLEGAL
L
L
H
L
L
BA, CA, A9
BW / BWA
ILLEGAL
H
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