ic42s32800 ETC-unknow, ic42s32800 Datasheet - Page 26

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

IC42S32800
IC42S32800L
Figure 3.Auto Refresh (CBR)(Burst Length=4,CAS#Latency=2)
26
A0-A9
BS0,1
RAS#
CAS#
CS#
WE#
CLK
CKE
DQM
A10
DQ
DQ
Precharge All
T0
Command
t
T1
CK2
t
RP
T2
Auto Refresh
Command
T3 T4 T5 T6 T7
t
RC
Auto Refresh
T8
Command
T9
T10
T11
t
T12
RC
T13
T14
Command
Activate
Bank A
RAx
RAx
T15 T16 T17 T18 T19
Command
Bank A
Read
Integrated Circuit Solution Inc.
CAx
Ax0
Ax1
T20
DR046-0B 12/21/2004
Ax2
T21
Ax3
T22