參數(shù)資料
型號(hào): WED9LC6416V1612BC
元件分類: 存儲(chǔ)器
英文描述: SPECIALTY MEMORY CIRCUIT, PBGA153
封裝: MO-163, BGA-153
文件頁數(shù): 11/27頁
文件大?。?/td> 370K
代理商: WED9LC6416V1612BC
19
White Electronic Designs Corporation (508) 366-5151 www.whiteedc.com
WED9LC6416V
January 20001
FIG. 10 SDRAM PAGE WRITE CYCLE AT DIFFERENT BANK @ BURST LENGTH = 4
CAc
CBd
RBb
CAa
RAa
Write
(A-Bank)
Write
(B-Bank)
Row Active
(B-Bank)
Write
(B-Bank)
Precharge
(Both Banks)
Write
(A-Bank)
Row Active
(A-Bank)
0
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
RAa
DAa3
DBb0
DBb1
DBb2
DBb3
DAc0
DAc1
DBd0
DBd1
DAa1
DAa0
DAa2
DON’T CARE
CBb
Note 2
Note 1
RBb
tRDL
tCDL
SDRAS
SDCAS
ADDR
BA
BWE
SDA10
SDCLK
SDCE
DQ
SDWE
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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