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參數(shù)資料
| 型號(hào)： | W946432AD-6 |
| 廠商： | WINBOND ELECTRONICS CORP |
| 元件分類： | DRAM |
| 英文描述： | 2M X 32 DDR DRAM, 0.1 ns, PQFP100 |
| 文件頁(yè)數(shù)： | 6/39頁(yè) |
| 文件大?。?/td> | 577K |
| 代理商： | W946432AD-6 |
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W946432AD
14
Function TRUTH TABLE (NOTE 1)
CURRENT
STATE
CS
RAS
CAS
WE
Address
Command
ACTION
NOTE
H
X
DSL
NOP
L
H
X
NOP, BST
NOP
L
H
L
H
BA, CA,A8 Read, Read A ILLEGAL
3
L
H
L
BA, CA,A8 Write, Write A ILLEGAL
3
L
H
BA, RA
ACT
ACTIVE (select and activate row)
L
H
L
BA, A8
PRE, PRE A NOP
L
H
X
AREF, SREF Refresh or Self refresh
2
Idle
L
Op-Code
MRS, EMRS Mode register accessing
2
H
X
DSL
NOP
L
H
X
NOP, BST
NOP
L
H
L
H
BA, CA,A8 Read, Read A READ (start READ burst)
4
L
H
L
BA, CA,A8 Write, Write A WRITE (start WRITE burst)
4
L
H
BA, RA
ACT
ILLEGAL
3
L
H
L
BA, A8
PRE, PRE A PRECHARGE
5
L
H
X
AREF, SREF ILLEGAL
Row Active
L
Op-Code
MRS, EMRS ILLEGAL
H
X
DSL
Continue burst to end
L
H
X
NOP
Continue burst to end
L
H
L
X
BST
Burst stop
L
H
L
H
BA, CA,A8 Read, Read A Term burst, start new READ burst
6
L
H
L
BA, CA,A8 Write, Write A ILLEGAL
L
H
BA, RA
ACT
ILLEGAL
3
L
H
L
BA, A8
PRE, PRE A Term burst, PRECHARGE
L
H
X
AREF, SREF ILLEGAL
Read
L
Op-Code
MRS, EMRS ILLEGAL
H
X
DSL
Continue burst to end
L
H
X
NOP
Continue burst to end
L
H
L
X
BST
ILLEGAL
L
H
L
H
BA, CA,A8 Read, Read A ILLEGAL
3
L
H
L
BA, CA,A8 Write, Write A Term burst, start new READ burst
6,7
L
H
BA, RA
ACT
ILLEGAL
3
L
H
L
BA, A8
PRE, PRE A Term burst, PRECHARGE
L
H
X
AREF, SREF ILLEGAL
8
Write
L
Op-Code
MRS, EMRS ILLEGAL
H
X
DSL
Continue burst to end
L
H
X
NOP
Continue burst to end
L
H
L
X
BST
ILLEGAL
L
H
L
H
BA, CA,A8 Read, Read A ILLEGAL
L
H
L
BA, CA,A8 Write, Write A ILLEGAL
L
H
BA, RA
ACT
ILLEGAL
L
H
L
BA, A8
PRE, PRE A ILLEGAL
L
H
X
AREF, SREF ILLEGAL
Read with
Auto
rpecharge
L
Op-Code
MRS, EMRS ILLEGAL
H
X
DSL
Continue burst to end
L
H
X
NOP
Continue burst to end
L
H
L
X
BST
ILLEGAL
L
H
L
H
BA, CA,A8 Read, Read A ILLEGAL
L
H
L
BA, CA,A8 Write, Write A ILLEGAL
L
H
BA, RA
ACT
ILLEGAL
L
H
L
BA, A8
PRE, PRE A ILLEGAL
L
H
X
AREF, SREF ILLEGAL
Write with
Auto
precharge
L
Op-Code
MRS, EMRS ILLEGAL
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相關(guān)代理商/技術(shù)參數(shù) |
參數(shù)描述 |
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| W9464G6IB | 制造商:WINBOND 制造商全稱:Winbond 功能描述:1M × 4 BANKS × 16 BITS DDR SDRAM |
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| W9464G6JH-4 | 制造商:Winbond Electronics Corp 功能描述:IC DDR SDRAM 64M 200MHZ 66TSOP |
| W9464G6JH-5 | 制造商:Winbond Electronics Corp 功能描述:64MBIT DDRI 制造商:Winbond Electronics Corp 功能描述:IC DDR SDRAM 64M 200MHZ 66TSOP |
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