ic42s32800 ETC-unknow, ic42s32800 Datasheet - Page 51

• Manufacturer Part Number: ic42s32800
• Description: 2m X 32 Bit X 4 Banks 256-mbit Sdram
• Manufacturer: ETC-unknow

IC42S32800
IC42S32800L
Figure 17.3.Auto Precharge after Write Burst (Burst Length=4,CAS#Latency=3)
Integrated Circuit Solution Inc.
DR046-0B 12/21/2004
BS0,1
CAS#
A0-A9
RAS#
DQM
WE#
CKE
CLK
CS#
DQ
A9
High
Hi-Z
Command
Activate
Bank A
RAx
RAx
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
t
CK3
Command
Bank A
DAx0 DAx1 DAx2 DAx3
Write
CAx
Command
Activate
Bank B
RBx
RBx
Auto Precharge
Write with
Command
Bank B
DBx0 DBx1 DBx2 DBx3
CBx
Auto Precharge
Write with
Command
Bank A
CAy
DAy0
DAy1 DAy2
DAy3
Command
Activate
Bank B
RBy
RBy
‘
Auto Precharge
Write with
Command
Bank B
DBy0 DBy1 DBy2 DBy3
CBy
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