512Mb: 32 Meg x 16, 16 Meg x 32 Mobile SDRAM
Timing Diagrams
Figure 42:
READ – With Auto Precharge
T0
CLK
tCKS
CKE
tCMS
COMMAND
tCMH
NOP
READ
NOP
NOP
NOP
NOP
NOP
ACTIVE
T1
tCK
tCKH
tCL
T2
tCH
T3
T4
T5
T6
T7
T8
ACTIVE
tCMS
DQM
tAS
ADDR
tAS
A10
tAS
BA0, BA1
tAH
ROW
tCMH
COLUMN
m
ENABLE AUTO PRECHARGE
ROW
tAH
ROW
ROW
tAH
BANK
BANK
BANK
tAC
tAC
DQ
tRCD
tRAS
tRC
CL
tLZ
tOH
D
OUT
m
tAC
tOH
D
OUT
m
+ 1
tAC
tOH
D
OUT
m
+ 2
tOH
D
OUT
m
+ 3
tRP
tHZ
DON’T CARE
UNDEFINED
Notes:
1. For this example, BL = 4, CL = 2.
PDF: 09005aef81ca5de4/Source: 09005aef81ca5e03
MT48H32M16LF_1.fm - Rev. H 6/07 EN
59
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