IC42S32202L Datasheet, PDF (56/62 Pages) Integrated Circuit Solution Inc – 512K x 32 Bit x 4 Banks (64-MBIT) SDRAM

IC42S32202/L
Figure 20.Byte Write Operation (Burst Length=4,CAS#Latency=2)
T0 T 1 T2 T3 T4 T5 T6 T7 T8 T9 T10 T 11 T12 T13 T14 T15 T16 T17 T18 T19 T20 T21 T22
CLK
tCK2
CKE High
CS#
RAS#
CAS#
WE#
BS0,1
A10
RAx
A0-A9
RAx
CAx
DQM0
CAy
CAz
DQM1,2,3
DQ0 - DQ7
DQ8 - DQ15
Ax0 Ax1 Ax2
DAy1 DAy2
Ax1 Ax2 Ax3
DAy0 DAy1
DAy3
Az1 Az2
Az1 Az2 Az3
Activate
Command
Bank A
Read Upper 3 Bytes Lower Byte
Command are masked is masked
Bank A
Write Upper 3 Bytes Read
Command are masked Command
Bank A
Bank A
Lower Byte
is masked
Lower Byte
is masked
56
Integrated Circuit Solution Inc.
DR042-0C 08/17/2004