參數(shù)資料
型號： MT48LC2M32B2
廠商： Micron Technology, Inc.
英文描述： SYNCHRONOUS DRAM
中文描述： 同步DRAM
文件頁數(shù)： 45/53頁
文件大小： 1818K
代理商： MT48LC2M32B2
45
64Mb: x32 SDRAM
64MSDRAMx32_5.p65 – Rev. B; Pub. 6/02
Micron Technology, Inc., reserves the right to change products or specifications without notice.
2002, Micron Technology, Inc.
64Mb: x32
SDRAM
READ – FULL-PAGE BURST
1
NOTE:
1. For this example, the CAS latency = 2.
2. A8 and A9 = “Don’t Care.”
3. Page left open; no
t
RP.
*CAS latency indicated in parentheses.
-5
-6
-7
SYMBOL*
t
CKH
t
CKS
t
CMH
t
CMS
t
HZ (3)
t
HZ (2)
t
HZ (1)
t
LZ
t
OH
t
RCD
MIN
1
1.5
1
1.5
MAX
MIN
1
1.5
1
1.5
MAX
MIN
1
2
1
2
MAX
UNITS
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
4.5
-
-
5
5.5
8
17
7.5
17
1
1
2
18
1
1.5
15
2.5
20
TIMING PARAMETERS
-5
-6
-7
SYMBOL*
t
AC (3)
t
AC (2)
t
AC (1)
t
AH
t
AS
t
CH
t
CL
t
CK (3)
t
CK (2)
t
CK (1)
MIN
MAX
4.5
-
-
MIN
MAX
5.5
7.5
17
MIN
MAX
5.5
8
17
UNITS
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
1
1
1
2
1.5
2
2
5
-
-
1.5
2.5
2.5
6
10
20
2.75
2.75
7
10
20
tCH
tCL
tCK
tAC
tLZ
tRCD
CAS Latency
CKE
CLK
DQ
A10
tOH
Dout
m
tCMH
tCMS
tAH
tAS
tAH
tAS
tAC
tOH
D
OUT
m
+1
ROW
ROW
tHZ
tAC
tOH
D
OUT
m
+1
tAC
tOH
D
OUT
m
+2
tAC
tOH
D
OUT
m
-1
tAC
tOH
D
OUT
m
Full-page burst does not self-terminate.
Can use BURST TERMINATE command.
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Full page completed
256 locations within same row
DON’T CARE
UNDEFINED
COMMAND
tCMH
tCMS
NOP
NOP
NOP
ACTIVE
NOP
READ
NOP
BURST TERM
NOP
NOP
(
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(
)
(
)
(
)
NOP
(
)
(
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(
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(
)
tAH
tAS
BANK
(
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(
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BANK
tCKH
tCKS
(
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COLUMN
m
2
3
T0
T1
T2
T4
T3
T5
T6
Tn + 1
Tn + 2
Tn + 3
Tn + 4
BA0, BA1
DQM 0-3
A0-A9
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