參數(shù)資料
型號(hào)： MT48LC16M16A2
廠商： Micron Technology, Inc.
英文描述： SYNCHRONOUS DRAM
中文描述： 同步DRAM
文件頁數(shù)： 57/62頁
文件大小： 1517K
代理商： MT48LC16M16A2
57
256Mb: x4, x8, x16 SDRAM
256MSDRAM_E.p65
–
Rev. E; Pub. 3/02
Micron Technology, Inc., reserves the right to change products or specifications without notice.
2002, Micron Technology, Inc.
256Mb: x4, x8, x16
SDRAM
WRITE – FULL-PAGE BURST
tCH
tCL
tCK
tRCD
DQM/
DQML, DQMU
CKE
CLK
A0-A9, A11, A12
BA0, BA1
A10
tCMS
tAH
tAS
tAH
tAS
ROW
ROW
Full-page burst does
not self-terminate.
Can use BURST TERMINATE
command to stop.
2, 3
(
)
(
)
(
)
(
)
(
)
(
)
(
)
(
)
Full page completed
DON
’
T CARE
COMMAND
tCMH
tCMS
NOP
NOP
NOP
ACTIVE
NOP
WRITE
BURST TERM
NOP
NOP
(
)
(
)
(
)
(
)
(
)
(
)
(
)
(
)
DQ
D
IN
m
tDH
tDS
D
IN
m
+ 1
D
IN
m
+ 2
D
IN
m
+ 3
tDH
tDS
tDH
tDS
tDH
tDS
D
IN
m
- 1
tDH
tDS
tAH
tAS
BANK
(
)
(
)
(
)
(
)
BANK
tCMH
tCKH
tCKS
(
)
(
)
(
)
(
)
(
)
(
)
(
)
(
)
(
)
(
)
(
)
(
)
512 (x16) locations within same row
1,024 (x8) locations within same row
2,048 (x4) locations within same row
COLUMN
m
1
T0
T1
T2
T3
T4
T5
Tn + 1
Tn + 2
Tn + 3
NOTE:
1. x16: A9, A11, and A12 =
“
Don
’
t Care
”
x8: A11 and A12 =
“
Don
’
t Care
”
x4: A12 =
“
Don
’
t Care
”
2.
3. Page left open; no
t
RP.
t
WR must be satisfied prior to PRECHARGE command.
*CAS latency indicated in parentheses.
-7E
-75
SYMBOL*
t
CKS
t
CMH
t
CMS
t
DH
t
DS
t
RCD
MIN
1.5
0.8
1.5
0.8
1.5
15
MAX
MIN
1.5
0.8
1.5
0.8
1.5
20
MAX
UNITS
ns
ns
ns
ns
ns
ns
TIMING PARAMETERS
-7E
-75
SYMBOL*
t
AH
t
AS
t
CH
t
CL
t
CK (3)
t
CK (2)
t
CKH
MIN
0.8
1.5
2.5
2.5
7
7.5
0.8
MAX
MIN
0.8
1.5
2.5
2.5
7.5
10
0.8
MAX
UNITS
ns
ns
ns
ns
ns
ns
ns
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