ic42s32800 ETC-unknow, ic42s32800 Datasheet - Page 27
![no-image](/images/no-image-200.jpg)
ic42s32800
Manufacturer Part Number
ic42s32800
Description
2m X 32 Bit X 4 Banks 256-mbit Sdram
Manufacturer
ETC-unknow
Datasheet
1.IC42S32800.pdf
(62 pages)
- Current page: 27 of 62
- Download datasheet (856Kb)
IC42S32800
IC42S32800L
Figure 4.Power on Sequene and Auto Refresh (CBR)
Integrated Circuit Solution Inc.
DR046-0B 12/21/2004
BS0, 1
DQM
CKE
RAS
ADD
CAS
CLK
A10
WE
DQ
CS
Hi-Z
for 200us
Inputs
must
be stable
T0 T1 T2 T3 T4 T5 T6 T7
High Level is Necessary
Precharge
Command
All Banks
High level
is required
t
RP
1st Auto
Refresh
Command
Minimum of 2 Refresh Cycles are required
T8 T9 T10 T11 T12 T13 T14 T15 T16 T17 T18 T19 T20 T21 T22
2nd Auto
Refresh
Command
t
RC
Mode
Set Command
Address Key
Register
t
MRS
Command
27
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