參數(shù)資料
型號(hào)： W3H64M72E-667SBMF
廠商： WHITE ELECTRONIC DESIGNS CORP
元件分類(lèi)： DRAM
英文描述： 64M X 72 DDR DRAM, PBGA208
封裝： 16 X 22 MM, 1 MM PITCH, LEAD FREE, PLASTIC, BGA-208
文件頁(yè)數(shù)： 13/32頁(yè)
文件大?。?/td> 944K
代理商： W3H64M72E-667SBMF
W3H64M72E-XSBX
W3H64M72E-XSBXF
20
White Electronic Designs Corporation (602) 437-1520 www.whiteedc.com
White Electronic Designs
December 2009
2010 White Electronic Designs Corp. All rights reserved
Rev. 9
White Electronic Designs Corp. reserves the right to change products or specications without notice.
FIGURE 12 – WRITE COMMAND
CS#
WE#
CAS#
RAS#
CKE
CA
A10
BANK ADDRESS
HIGH
EN AP
DIS AP
BA
CK
CK#
DON’T CARE
ADDRESS
Note: CA = column address; BA = bank address; EN AP = enable auto precharge; and
DIS AP = disable auto precharge.
TABLE 4 – WRITE USING CONCURRENT AUTO PRECHARGE
From Command (Bank n)
To Command (Bank m)
Minimum Delay (With Concurrent
Auto Precharge)
Units
WRITE with Auto Precharge
READ OR READ w/AP
(CL-1) + (BL/2) + tWTR
t
CK
WRITE or WRITE w/AP
(BL/2)
t
CK
PRECHARGE or ACTIVE
1
t
CK
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相關(guān)代理商/技術(shù)參數(shù)
參數(shù)描述
W3H64M72EERXXXAD7MG 制造商:WEDC 制造商全稱(chēng):White Electronic Designs Corporation 功能描述:512MB - 64Mx72 DDR2 SDRAM REGISTERED, w/PLL, VLP Mini-DIMM
W3H64M72EERXXXAD7SG 制造商:WEDC 制造商全稱(chēng):White Electronic Designs Corporation 功能描述:512MB - 64Mx72 DDR2 SDRAM REGISTERED, w/PLL, VLP Mini-DIMM
W3H64M72E-ES 制造商:WEDC 制造商全稱(chēng):White Electronic Designs Corporation 功能描述:64M x 72 DDR2 SDRAM 208 PBGA Multi-Chip Package
W3H64M72E-ESC 制造商:WEDC 制造商全稱(chēng):White Electronic Designs Corporation 功能描述:64M x 72 DDR2 SDRAM 208 PBGA Multi-Chip Package
W3H64M72E-ESI 制造商:WEDC 制造商全稱(chēng):White Electronic Designs Corporation 功能描述:64M x 72 DDR2 SDRAM 208 PBGA Multi-Chip Package
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