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參數(shù)資料
| 型號： | WED3DL3216V8BC |
| 廠商： | MICROSEMI CORP-PMG MICROELECTRONICS |
| 元件分類： | DRAM |
| 英文描述： | 16M X 32 SYNCHRONOUS DRAM, 6 ns, PBGA119 |
| 封裝： | 17 X 23 MM, MO-163, BGA-119 |
| 文件頁數(shù)： | 26/27頁 |
| 文件大?。?/td> | 989K |
| 代理商： | WED3DL3216V8BC |
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8
White Electronic Designs Corporation (602) 437-1520 www.whiteedc.com
White Electronic Designs
WED3DL3216V
November, 2005
Rev. 1
White Electronic Designs Corp. reserves the right to change products or specications without notice.
CURRENT STATE TRUTH TABLE
Current State
Command
Action
Notes
CE#
RAS#
CAS#
WE#
BA0-1
A0-A12
Description
Idle
L
OP Code
Mode Register Set
Set the Mode Register
2
L
H
X
Auto or Self Refresh
Start Auto orSelf Refresh
2,3
L
H
L
X
Precharge
No Operation
L
H
BA
Row Address Bank Activate
Activate the specied bank and row
L
H
L
BA
Column
Write w/o Precharge
ILLEGAL
4
L
H
L
H
BA
Column
Read w/o Precharge
ILLEGAL
2
L
H
L
X
Burst Termination
No Operation
L
H
X
No Operation
H
X
Device Deselect
No Operation or Power Down
5
Row Active
L
OP Code
Mode Register Set
ILLEGAL
L
H
X
Auto or Self Refresh
ILLEGAL
L
H
L
X
Precharge
6
L
H
BA
Row Address Bank Activate
ILLEGAL
2
L
H
L
BA
Column
Write
Start Write; Determine if Auto Precharge
7,8
L
H
L
H
BA
Column
Read
Start Read; Determine if Auto Precharge
L
H
L
X
Burst Termination
No Operation
L
H
X
No Operation
H
X
Device Deselect
No Operation
Read
L
OP Code
Mode Register Set
ILLEGAL
L
H
X
Auto or Self Refresh
ILLEGAL
L
H
L
X
Precharge
Terminate Burst; Start the Precharge
L
H
BA
Row Address Bank Activate
ILLEGAL
4
L
H
L
BA
Column
Write
Terminate Burst; Start the Write cycle
8,9
L
H
L
H
BA
Column
Read
Terminate Burst; Start a new Read cycle
L
H
L
X
Burst Termination
Terminate the Burst
L
H
X
No Operation
Continue the Burst
H
X
Device Deselect
Continue the Burst
Write
L
OP Code
Mode Register Set
ILLEGAL
L
H
X
Auto or Self Refresh
ILLEGAL
L
H
L
X
Precharge
Terminate Burst; Start the Precharge
L
H
BA
Row Address Bank Activate
ILLEGAL
4
L
H
L
BA
Column
Write
Terminate Burst; Start a new Write cycle
8,9
L
H
L
H
BA
Column
Read
Terminate Burst; Start the Read cycle
L
H
L
X
Burst Termination
Terminate the Burst
L
H
X
No Operation
Continue the Burst
H
X
Device Deselect
Continue the Burst
Read with
Auto
Precharge
L
OP Code
Mode Register Set
ILLEGAL
L
H
X
Auto or Self Refresh
ILLEGAL
L
H
L
X
Precharge
ILLEGAL
4
L
H
BA
Row Address Bank Activate
ILLEGAL
L
H
L
BA
Column
Write
ILLEGAL
L
H
L
H
BA
Column
Read
ILLEGAL
L
H
L
X
Burst Termination
ILLEGAL
L
H
X
No Operation
Continue the Burst
H
X
Device Deselect
Continue the Burst
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相關(guān)代理商/技術(shù)參數(shù) |
參數(shù)描述 |
|---|---|
| WED3DL3216V8BI | 制造商:WEDC 制造商全稱:White Electronic Designs Corporation 功能描述:16Mx32 SDRAM |
| WED3DL3216V-BC | 制造商:未知廠家 制造商全稱:未知廠家 功能描述:SDRAM MCP |
| WED3DL324V10BC | 制造商:未知廠家 制造商全稱:未知廠家 功能描述:x32 SDRAM |
| WED3DL324V8BC | 制造商:未知廠家 制造商全稱:未知廠家 功能描述:x32 SDRAM |
| WED3DL324V-BC | 制造商:未知廠家 制造商全稱:未知廠家 功能描述:SDRAM MCP |
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