參數(shù)資料
型號(hào)： W3H64M72E-SB
廠商： MICROSEMI CORP-PMG MICROELECTRONICS
元件分類： DRAM
英文描述： 64M X 72 DDR DRAM, PBGA208
封裝： 17 X 23 MM, 1 MM PITCH, PLASTIC, BGA-208
文件頁(yè)數(shù)： 13/30頁(yè)
文件大?。?/td> 999K
代理商： W3H64M72E-SB
W3H64M72E-XSBX
20
White Electronic Designs Corporation (602) 437-1520 www.wedc.com
White Electronic Designs
December 2006
Rev. 2
ADVANCED*
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
相關(guān)PDF資料
PDF描述
W7NCF02GH30CS3CG 128M X 16 FLASH 3.3V PROM CARD, 150 ns, UUC
W7NCF02GH30CS8AG 128M X 16 FLASH 3.3V PROM CARD, 150 ns, UUC
W7NCF02GH30CS8EG 128M X 16 FLASH 3.3V PROM CARD, 150 ns, UUC
W7NCF02GH30CSBEG 128M X 16 FLASH 3.3V PROM CARD, 150 ns, UUC
W7NCF02GH30IS3BG 128M X 16 FLASH 3.3V PROM CARD, 150 ns, UUC
相關(guān)代理商/技術(shù)參數(shù)
參數(shù)描述
W3H64M72E-SBC 制造商:WEDC 制造商全稱:White Electronic Designs Corporation 功能描述:64M x 72 DDR2 SDRAM 208 PBGA Multi-Chip Package
W3H64M72E-SBI 制造商:WEDC 制造商全稱:White Electronic Designs Corporation 功能描述:64M x 72 DDR2 SDRAM 208 PBGA Multi-Chip Package
W3H64M72E-SBM 制造商:WEDC 制造商全稱:White Electronic Designs Corporation 功能描述:64M x 72 DDR2 SDRAM 208 PBGA Multi-Chip Package
W3H64M72E-XSBX 制造商:WEDC 制造商全稱:White Electronic Designs Corporation 功能描述:64M x 72 DDR2 SDRAM 208 PBGA Multi-Chip Package
W3HG128M64EEU403D4XXG 制造商:WEDC 制造商全稱:White Electronic Designs Corporation 功能描述:1GB - 128Mx64 DDR2 SDRAM UNBUFFERED, SO-DIMM
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