ADVANCE
128Mb: x16, x32
MOBILE SDRAM
SELF REFRESH MODE
T0
T1
T2
Tn + 1
To + 1
To + 2
( (
) )
( (
) )
t
CL
CLK
CKE
t
( (
) )
( (
) )
t
CH
CK
t
> t
CKS
RAS
( (
) )
( (
) )
( (
) )
t
t
CKS
CKH
t
t
CMS
CMH
( (
) )
( (
) )
( (
) )
AUTO
REFRESH
AUTO
REFRESH
COMMAND
PRECHARGE
NOP
NOP
( (
) )
( (
) )
( (
) )
( (
) )
( (
) )
DQMU, DQML
( (
) )
( (
) )
( (
) )
( (
) )
A0-A9, A11
A10
ALL BANKS
( (
) )
( (
) )
( (
) )
( (
) )
SINGLE BANK
t
t
AH
AS
( (
) )
( (
) )
( (
) )
( (
) )
BA0, BA1
DQ
BANK(S)
High-Z
( (
) )
( (
) )
t
t
XSR
RP
Precharge all
active banks
Enter self refresh mode
Exit self refresh mode
(Restart refresh time base)
DON’T CARE
CLK stable prior to exiting
self refresh mode
TIMING PARAMETERS
-8
-10
MAX UNITS
-8
-10
SYMBOL*
MIN
1
MAX
MIN
1
SYMBOL*
MIN
1
MAX
MIN
1
MAX UNITS
t
t
t
t
t
t
t
t
AH
ns
ns
ns
ns
ns
ns
ns
CKH
CKS
CMH
CMS
RAS
RP
ns
ns
ns
ns
t
AS
2.5
3
2.5
3
2.5
1
2.5
1
t
CH
t
CL
3
3
2.5
48
20
80
2.5
50
t
CK (3)
8
10
12
25
120,000
120,000
ns
ns
ns
t
CK (2)
10
20
20
t
CK (1)
XSR
100
*CAS latency indicated in parentheses.
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.
44
MICRON [ MICRON TECHNOLOGY ]
