512Mb: 32 Meg x 16, 16 Meg x 32 Mobile SDRAM
Timing Diagrams
Figure 49:
CLK
tCKS
CKE
tCMS
COMMAND
tCMH
NOP
WRITE
NOP
NOP
NOP
NOP
NOP
NOP
ACTIVE
WRITE – With Auto Precharge
T0
tCK
tCKH
T1
tCL
T2
tCH
T3
T4
T5
T6
T7
T8
T9
ACTIVE
tCMS tCMH
DQM
tAS
ADDR
tAH
COLUMN
m
ENABLE AUTO PRECHARGE
ROW
ROW
ROW
tAS
A10
tAH
ROW
tAS
BA0, BA1
tAH
BANK
BANK
BANK
tDS
DQ
tRCD
tRAS
tRC
tDH
D
IN
m
tDS
tDH
tDS
tDH
tDS
tDH
D
IN
m
+ 1
D
IN
m
+ 2
D
IN
m
+ 3
tWR
2
tRP
DON’T CARE
UNDEFINED
Notes:
1. For this example, BL = 4.
2. There must be one
t
CK during the
t
WR time for WRITE auto precharge.
PDF: 09005aef81ca5de4/Source: 09005aef81ca5e03
MT48H32M16LF_1.fm - Rev. H 6/07 EN
66
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©2005 Micron Technology, Inc. All rights reserved.
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