512Mb: 32 Meg x 16, 16 Meg x 32 Mobile SDRAM
PRECHARGE Operation
Figure 45: Single WRITE With Auto Precharge
CLK
T0
tCKS
tCKH
tCK
T1
tCL
T2
tCH
T3
T4
T5
T6
T7
T8
CKE
tCMS
tCMH
Command
ACTIVE
NOP
WRITE
NOP
NOP
NOP
NOP
ACTIVE
NOP
tCMS tCMH
DQM
tA S
tAH
Address
A10
Row
tA S
Row
tA S
tAH
tAH
Column m
Enable auto precharge
Row
Row
BA0, BA1
DQ
Bank
tRCD
Bank
t DS
tDH
D IN m
tWR
tRP
Bank
tRAS
tRC
Note:
1. For this example, BL = 1.
Don’t Care
PDF: 09005aef8459c827
512mb_mobile_sdram_y67m_at.pdf – Rev. B 3/11 EN
74
Micron Technology, Inc. reserves the right to change products or specifications without notice.
? 2011 Micron Technology, Inc. All rights reserved.
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