MT48H8M32LFBF-8 View Datasheet(PDF) - Micron Technology
Part Name
Description
MFG CO.
'MT48H8M32LFBF-8' PDF : 71 Pages View PDF
256Mb: 16 Meg x 16, 8 Meg x 32 Mobile SDRAM
Timing Diagrams
Figure 37: Auto Refresh Mode
T0
T1
CLK
tCK
CKE
tCKS tCKH
tCMS tCMH
COMMAND
PRECHARGE
NOP
DQM
ADDR
A10
ALL BANKS
SINGLE BANK
tAS tAH
BA0, BA1
BANK(S)
DQ High-Z
t RP
Precharge all
active banks
T2
Tn + 1
((
))
t CL
t CH
((
))
((
))
To + 1
((
))
((
))
((
))
AUTO
REFRESH
((
))
NOP( ( NOP
))
((
))
((
))
((
))
((
))
((
))
((
))
((
))
((
))
((
))
t RFC
AUTO
REFRESH
((
))
NOP( ( NOP
))
((
))
((
))
((
))
((
))
((
))
((
))
ACTIVE
ROW
ROW
((
))
((
))
((
))
t RFC
DON’T CARE
BANK
UNDEFINED
Notes: 1. Each AUTO REFRESH command performs a REFRESH cycle. Back-to-back commands are not
required.
See Table 11 on page 46.
PDF:09005aef8219eeeb/Source: 09005aef8219eedd
MT48H16M16LF_2.fm - Rev F 4/07 EN
56
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©2006 Micron Technology, Inc. All rights reserved.
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