is43lr32200b-6bl Integrated Silicon Solution, Inc., is43lr32200b-6bl Datasheet - Page 19

• Manufacturer Part Number: is43lr32200b-6bl
• Description: 512k X 32bits X 4banks Mobile Ddr Sdram
• Manufacturer: Integrated Silicon Solution, Inc.

Rev. 00A | Feb. 2011
Table8 : Current State BANK
Row Activating, Active,
Read with Auto Precha
precharge disabled
Write with Auto
Write with Auto
Current State
Read with Auto
or Precharging
rge disabled
Precharge
precharge
Any
Idle
/CS
H
X
L
L
L
L
L
L
L
L
L
L
L
L
L
L
L
L
L
L
L
L
L
/RAS
n
H
H
H
H
H
H
H
H
H
H
H
X
X
L
L
L
L
L
L
L
L
L
L
Truth Table (COMMAND TO BANK
/CAS
H
H
H
H
H
H
H
H
H
H
H
X
X
L
L
L
L
L
L
L
L
L
L
Command
www.issi.com
/WE
H
H
H
H
H
H
H
H
H
H
H
X
X
L
L
L
L
L
L
L
L
L
L
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DESELECT(NOP)
NOP
ANY
ACTIVE
READ
WRITE
PRECHARGE
ACTIVE
READ
WRITE
PRECHARGE
ACTIVE
READ
WRITE
PRECHARGE
ACTIVE
READ
WRITE
PRECHARGE
ACTIVE
READ
WRITE
PRECHARGE
Description
m
)
Continue previous Operation
Continue previous Operation
Any command allowed to bank m
Activate Row
Start READ burst
Start WRITE burst
Precharge
Activate Row
State READ burst
Start WRITE burst
Precharge
Activate Row
Start READ burst
Start WRITE burst
Precharge
Activate Row
Start READ burst
Start WRITE burst
Precharge
Activate Row
Start READ burst
Start WRITE burst
Precharge
Action
IS43/46LR32200B
Advanced Information
5,8,10
Note
8,10
8,9
5,8
5,8
5,8
8
8
8
8
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