參數(shù)資料
型號: WED9LC6816V1610BI
廠商: WHITE ELECTRONIC DESIGNS CORP
元件分類: 存儲器
英文描述: SPECIALTY MEMORY CIRCUIT, PBGA153
封裝: 14 X 22 MM, MO-163, BGA-153
文件頁數(shù): 10/26頁
文件大?。?/td> 324K
代理商: WED9LC6816V1610BI
WED9LC6816V
18
White Electronic Designs Corporation (602) 437-1520 www.whiteedc.com
White Electronic Designs
September, 2003
Rev. 1
White Electronic Designs Corp. reserves the right to change products or specications without notice.
FIG. 10 SDRAM PAGE WRITE CYCLE AT DIFFERENT BANK @
BURST LENGTH = 4
0
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
SDCK
Note 2
SDCE#
SDRAS#
SDCAS#
ADDR
RAa
CAa
RBb
CBb
CAc
CBb
BA0, 1
[A12,A13]
SDA10
RAa
RBb
DQ
DAa0 DAa1 DAa2 DAa3 DBb0 DBb1 DBb2 DBb3
DBd0
DAc0 DAc1
DBd1
tRDL
tCDL
SDWE#
BWE#
Row Active
(A-Bank)
Row Active
(A-Bank)
Write
(A-Bank)
Write
(B-Bank)
Write
(A-Bank)
Write
(B-Bank)
Precharge
(Both Banks)
DON’T CARE
Note 1
NOTES:
1.
To interrupt burst write by Row precharge, BWE# should be asserted to mask invalid input data.
2.
To interrupt a burst read by Row precharge, both the read and the precharge banks must be the same.
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