W986432AH Datasheet, PDF (27/44 Pages) Winbond – 512K x 4 BANKS x 32 BITS SDRAM

W986432AH
Page Mode Read/Write (Burst Length = 8, CAS Latency = 3)
CLK
CS
RAS
(CLK = 100 MHz)
0
1
2
3
4
5
6
7
8
9
10 11 12 13 14 15 16 17 18 19 20 21 22 23
tRAS
CAS
WE
BS0
BS1
A10
tRCD
RAa
A0-A9 RAa
CAx
CAy
DQM
CKE
DQ
Bank #0
Bank #1
Bank #2
Bank #3
Active
Idle
tAC
ax0 ax1 ax2 ax3 ax4 ax5
QQ Q Q Q Q
tWR
ay0 ay1 ay2 ay3 ay4
DD D D D
Read
Write
Precharge
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Publication Release Date: December 1999
Revision A1