參數(shù)資料
型號(hào): W3H128M72E0400SBI
廠商: WHITE ELECTRONIC DESIGNS CORP
元件分類: DRAM
英文描述: DDR DRAM, PBGA208
封裝: 16 X 22 MM, 1 MM PITCH, PBGA-208
文件頁(yè)數(shù): 13/31頁(yè)
文件大?。?/td> 993K
代理商: W3H128M72E0400SBI
W3H128M72E-XSBX
20
White Electronic Designs Corporation (602) 437-1520 www.whiteedc.com
White Electronic Designs
December 2008
Rev. 4
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
tCK
WRITE or WRITE w/AP
(BL/2)
tCK
PRECHARGE or ACTIVE
1
tCK
相關(guān)PDF資料
PDF描述
W332M64V-100BM 32M X 64 SYNCHRONOUS DRAM, 7 ns, PBGA219
W3EG2256M72ASSR202BJD3ISG 512M X 72 DDR DRAM MODULE, 0.8 ns, DMA184
W3EG2256M72ASSR202BJD3SG 512M X 72 DDR DRAM MODULE, 0.8 ns, DMA184
W3EG72126S262JD3SG 128M X 72 DDR DRAM MODULE, 0.75 ns, DMA184
W3H128M72E2-667NBM 128M X 72 DDR DRAM, 0.5 ns, PBGA208
相關(guān)代理商/技術(shù)參數(shù)
參數(shù)描述
W3H128M72E-400SBC 制造商:Microsemi Corporation 功能描述:128M X 72 DDR2, 1.8V, 400MHZ, 208PBGA COMMERICAL TEMP. - Bulk
W3H128M72E-400SBI 制造商:Microsemi Corporation 功能描述:128M X 72 DDR2, 1.8V, 400MHZ, 208PBGA INDUSTRIAL TEMP. - Bulk 制造商:Microsemi Corporation 功能描述:SDRAM MEMORY
W3H128M72E-400SBM 制造商:Microsemi Corporation 功能描述:128M X 72 DDR2, 1.8V, 400MHZ, 208PBGA MIL-TEMP. - Bulk 制造商:Microsemi Corporation 功能描述:SDRAM MEMORY
W3H128M72E-533NBI 制造商:Microsemi Corporation 功能描述:128M X 72 DDR2, 1.8V, 533MHZ, 208PBGA IND TEMP. - Bulk
W3H128M72E-533SBC 制造商:Microsemi Corporation 功能描述:128M X 72 DDR2, 1.8V, 533MHZ, 208PBGA COMMERICAL TEMP. - Bulk