參數資料
型號: EM42AM3284LBA-75F
廠商: Electronic Theatre Controls, Inc.
英文描述: 512Mb (4M】4Bank】32) Double DATA RATE SDRAM
中文描述: 的512Mb(4分】4Bank】32)的雙倍數據速率SDRAM
文件頁數: 10/20頁
文件大?。?/td> 343K
代理商: EM42AM3284LBA-75F
eorex
EM42AM3284LBA
1. Command Truth Table
CKE
Command
Symbol
n-1
n
Ignore Command
DESL
H
X
No Operation
NOP
H
X
Burst Stop
BSTH
H
X
Read
READ
H
X
Read with Auto Pre-charge READA
H
X
Write
WRIT
H
X
Write with Auto Pre-charge
WRITA
H
X
Bank Activate
ACT
H
X
Pre-charge Select Bank
PRE
H
X
Pre-charge All Banks
PALL
H
X
Mode Register Set
MRS
H
X
H = High level, L = Low level, X = High or Low level (Don't care), V = Valid data input
2. CKE Truth Table
Jul. 2006
www.eorex.com
10/20
/CS
/RAS
/CAS
/WE
BA0,
BA1
X
X
X
V
V
V
V
V
V
X
L
A10
A12~A0
H
L
L
L
L
L
L
L
L
L
L
X
H
H
H
H
H
L
L
L
L
L
X
H
H
L
L
L
H
H
H
H
L
X
H
L
H
H
L
H
H
L
L
L
X
X
X
L
H
L
H
V
L
H
L
X
X
X
V
V
V
V
V
X
X
V
CKE
n-1
H
H
L
Item
Command
Symbol
n
H
L
H
H
L
H
/CS
/RAS /CAS /WE
Addr.
Idle
Idle
CBR Refresh Command
Self Refresh Entry
REF
SELF
L
L
L
H
X
X
L
L
H
X
X
X
L
L
H
X
X
X
H
H
H
X
X
X
X
X
X
X
X
X
Self Refresh
Self Refresh Exit
L
H
L
Idle
Power Down
Remark
H = High level, L = Low level, X = High or Low level (Don't care)
Power Down Entry
Power Down Exit
相關PDF資料
PDF描述
EM42AM3284LBA-75FE 512Mb (4M】4Bank】32) Double DATA RATE SDRAM
EM42AM3284LBA-7FE 512Mb (4M】4Bank】32) Double DATA RATE SDRAM
EM42AM3284LBA-8FE 512Mb (4M】4Bank】32) Double DATA RATE SDRAM
EM42BM3284LBA-75FE 512Mb (4M】4Bank】32) Double DATA RATE SDRAM
EM42BM3284LBA-7FE 512Mb (4M】4Bank】32) Double DATA RATE SDRAM
相關代理商/技術參數
參數描述
EM42AM3284LBA-75FE 制造商:未知廠家 制造商全稱:未知廠家 功能描述:512Mb (4M×4Bank×32) Double DATA RATE SDRAM
EM42AM3284LBA-7FE 制造商:未知廠家 制造商全稱:未知廠家 功能描述:512Mb (4M×4Bank×32) Double DATA RATE SDRAM
EM42AM3284LBA-8FE 制造商:未知廠家 制造商全稱:未知廠家 功能描述:512Mb (4M×4Bank×32) Double DATA RATE SDRAM
EM42AM3284LBC 制造商:EOREX 制造商全稱:EOREX 功能描述:512Mb (4M×4Bank×32) Double DATA RATE SDRAM
EM42AM3284LBC-6F 制造商:EOREX 制造商全稱:EOREX 功能描述:512Mb (4M×4Bank×32) Double DATA RATE SDRAM