參數(shù)資料
型號(hào): 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): 19/27頁
文件大?。?/td> 989K
代理商: WED3DL3216V8BC
26
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.
NOTES:
Both banks precharge should be completed before Mode Register Set cycle and auto refresh cycle.
MODE REGISTER SET CYCLE
1.
CE#, RAS#, CAS#, & WE# activation at the same clock cycle with address key will set internal mode register.
2.
Minimum 2 clock cycles should be met before new RAS# activation.
3.
Please refer to Mode Register Set table.
MODE REGISTER SET CYCLE
AUTO REFRESH CYCLE
CLOCK
CKE
CE#
RAS#
CAS#
ADDR
WE#
DQM
01
2
3
4
56
0
1
23
4
5
67
8
910
DON’T CARE
DQ
MRS
New Command
New
Command
HIGH
Note 2
tRFC
Ra
Key
HI-Z
Auto Refresh
HI-Z
Note 1
Note 3
HIGH
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