IS42S32800B-6T-TR ISSI, Integrated Silicon Solution Inc, IS42S32800B-6T-TR Datasheet - Page 27
IS42S32800B-6T-TR
Manufacturer Part Number
IS42S32800B-6T-TR
Description
IC SDRAM 256MBIT 166MHZ 86TSOP
Manufacturer
ISSI, Integrated Silicon Solution Inc
Datasheet
1.IS42S32800B-7BL.pdf
(62 pages)
Specifications of IS42S32800B-6T-TR
Format - Memory
RAM
Memory Type
SDRAM
Memory Size
256M (8Mx32)
Speed
166MHz
Interface
Parallel
Voltage - Supply
3 V ~ 3.6 V
Operating Temperature
0°C ~ 70°C
Package / Case
86-TSOPII
Lead Free Status / RoHS Status
Contains lead / RoHS non-compliant
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IS42S32800B
Integrated Silicon Solution, Inc.
Rev. F
07/21/09
Figure 4.Power on Sequene and Auto Refresh (CBR)
BS0, 1
DQM
CKE
RAS
ADD
CAS
CLK
A10
WE
DQ
CS
Hi-Z
Inputs
must
for 200us
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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