IC42S32202L Datasheet, PDF (39/62 Pages) Integrated Circuit Solution Inc – 512K x 32 Bit x 4 Banks (64-MBIT) SDRAM

IC42S32202/L
Figure 12.1.Random Row Write (Interleaving Banks)
(Burst Length=8,CAS#Latency=1)
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
tCK1
CKE _High
CS#
RAS#
CAS#
WE#
BS0,1
A10
RAx
RBx
RAy
A0-A9
DQM
RAx CAx
tRCD
RBx CBx
RAy
CAy
tRP
tWR
DQ ^Hi-Z _{DAx0 DAx1 DAx2 DAx3 DAx4 DAx5 DAx6 DAx7 DBx0 DBx1 DBx2 DBx3 DBx4 DBx5 DBx6 DBx7}
DAy0 DAy1 DAy2 DAy3
Activate
Command
Bank A
Write
Command
Bank A
Activate
Command
Bank B
Write
Command
Bank B
Precharge
Command
Bank A
Activate
Command
Bank A
Precharge
Command
Bank B
Write
Command
Bank A
Integrated Circuit Solution Inc.
39
DR042-0C 08/17/2004