參數(shù)資料
型號: W942504CH-7
廠商: WINBOND ELECTRONICS CORP
元件分類: DRAM
英文描述: 64M X 4 DDR DRAM, 0.75 ns, PDSO66
封裝: 0.400 X 0.875 INCH, 0.65 MM PITCH, TSOP2-66
文件頁數(shù): 33/45頁
文件大?。?/td> 1261K
代理商: W942504CH-7
W942504CH
Publication Release Date: February 14, 2003
- 39 -
Revision A1
Timing Waveforms, continued
Write Interrupted by Read (CL = 2. 5, BL = 4)
WRIT
CMD
DQS
DM
CLK
READ
tWTR
DQ
Q0
Q1
Q2
Q3
D0
D1
D2
D3
Data must be masked by DM
Write Interrupted by Precharge (BL = 8)
WRIT
CMD
DQS
DM
CLK
ACT
tWR
DQ
D4
D5
D6
D7
D0
D1
D2
D3
PRE
tRP
Data must be
masked by DM
Data masked by PRE
command, DQS input ignored.
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