![](http://datasheet.mmic.net.cn/390000/MT48V4M32LFFC_datasheet_16823585/MT48V4M32LFFC_44.png)
44
128Mb: x16, x32 Mobile SDRAM
MobileY95W_3V_F.p65 – Rev. F; Pub. 9/02
Micron Technology, Inc., reserves the right to change products or specifications without notice.
2002, Micron Technology, Inc.
128Mb: x16, x32
MOBILE SDRAM
ADVANCE
SELF REFRESH MODE
*CAS latency indicated in parentheses.
-8
-10
SYMBOL*
t
CKH
t
CKS
t
CMH
t
CMS
t
RAS
t
RP
t
XSR
MIN
1
2.5
1
2.5
48
20
80
MAX
MIN
1
2.5
1
2.5
50
20
100
MAX
UNITS
ns
ns
ns
ns
ns
ns
ns
120,000
120,000
TIMING PARAMETERS
-8
-10
SYMBOL*
t
AH
t
AS
t
CH
t
CL
t
CK (3)
t
CK (2)
t
CK (1)
MIN
1
2.5
3
3
8
10
20
MAX
MIN
1
2.5
3
3
10
12
25
MAX
UNITS
ns
ns
ns
ns
ns
ns
ns
DON’T CARE
tCH
tCL
tCK
tRP
CKE
CLK
DQ
Enter self refresh mode
Precharge all
active banks
tXSR
CLK stable prior to exiting
self refresh mode
Exit self refresh mode
(Restart refresh time base)
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COMMAND
tCMH
tCMS
RAUTO
PRECHARGE
NOP
NOP
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BA0, BA1
BANK(S)
High-Z
tCKS
AH
t
AS
t
RAUTO
> tRAS
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tCKH
tCKS
DQMU, DQML
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A0-A9, A11
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ALL BANKS
SINGLE BANK
A10
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T0
T1
T2
Tn + 1
To + 1
To + 2
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