as4c8m16s Alliance Memory, Inc, as4c8m16s Datasheet - Page 43

• Manufacturer Part Number: as4c8m16s
• Description: 128mb/ 8m X 16 Bit Synchronous Dram Sdram
• Manufacturer: Alliance Memory, Inc

Figure 35. Auto Precharge after Write Burst
A0-A9,
A11
CLK
CKE
CS#
CAS#
RAS#
WE#
A10
DQM
DQ
BA0,1
FEBRUARY 2011
High
Hi-Z
Activate
Cammand
Bank A
RAx
RAx
RAx
T0 T1 T2 T3 T4 T5 T6 T7 T8 T9 T10
Write
Command
Bank A
DAx0
CAx
Activate
Command
Bank B
DAx1 DAx2 DAx3 DBx0 DBx1 DBx2 DBx3 DAy0 DAy1 DAy2 DAy3
RBx
RBx
Write with
Auto Precharge
Command
Bank B
CBx
Write with
Auto Precharge
Command
Bank A
CAy
43
T11 T12 T13 T14 T15 T16 T17 T18 T19 T20 T21 T22
Begin Auto
Precharge
Bank B
(Burst Length=4)
t
DAL
Activate
Command
Bank B
RBy
RBy
Begin Auto
Precharge
Bank A
Write with
Auto Precharge
Command
Bank B
DBy0 DBy1
CBy
Rev 1.0
Don’t Care
DBy2 DBy3
AS4C8M16S