M32L32321SA Datasheet, PDF (21/54 Pages) List of Unclassifed Manufacturers – 512K x 32 Bit x 2 Banks Synchronous Graphic RAM

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1)Write Mask (BL=4)
CLK
CMD
WR
DQM
DQ(CL2)
D0 D1
Masked by DQM
D3
DQ(CL3)
D0 D1
D3
DQM to Data-in Mask=0 CLK
2)Read Mask (BL=4)
RD
Masked by DQM
Q0 ^Hi-Z Q2
Q3
Hi-Z
Q1 Q2 Q3
DQM to Data-out Mask=2
3)DQM with clcok suspended (Full Page Read)
Note2
CLK
CMD
RD
CKE
DQM
DQ(CL2)
DQ(CL3)
Hi-Z
Q0
Q2
Hi-Z
Q1
Hi-Z
Q4
Hi-Z _Q3
Hi-Z
Hi-Z
Q6 Q7 Q8
Q5 Q6 Q7
FB
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Publication Date : Oct. 2001
Revision : 1.5