W9864G2IB Datasheet, PDF (25/42 Pages) Winbond – 512K × 4 BANKS × 32BITS SDRAM

W9864G2IB
11.5 Interleaved Bank Write (Burst Length = 8)
CLK
CS
RAS
CAS
WE
0 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23
tRCD
tRC
tRAS
tRCD
tRP
tRAS
tRCD
BS0
BS1
A10
RAa
RBb
RAc
A0-A9
RAa
DQM
CKE
DQ
CAx
ax0 ax1
tRRD
Active
Bank #0
Bank #1
Bank #2
Idle
Bank #3
Write
RBb
CBy
ax4 ax5 ax6 ax7 by0 by1 by2 by3
tRRD
Active
Precharge
Write
RAc
CAz
by4 by5 by6 by7 CZ0 CZ1 CZ2
Active
Write
Precharge
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Publication Release Date: Sep. 17, 2009
Revision A01