參數(shù)資料
型號(hào): MT48LC2M32B2
廠商: Micron Technology, Inc.
英文描述: SYNCHRONOUS DRAM
中文描述: 同步DRAM
文件頁(yè)數(shù): 49/53頁(yè)
文件大小: 1818K
代理商: MT48LC2M32B2
49
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
t
CMS
t
DH
t
DS
t
RAS
t
RC
t
RCD
t
RP
t
WR
1.5
1
1.5
38.7
55
15
15
2
t
CK
1.5
1
1.5
42
60
18
18
2
1
2
42
70
20
20
ns
ns
ns
ns
ns
ns
ns
ns
120,000
120,000
120,000
1 CLK+
6
1 CLK+
7
WRITE – WITH AUTO PRECHARGE
1
NOTE:
1. For this example, the burst length = 4.
2. Faster frequencies require two clocks (when
t
WR >
t
CK).
3. A8 and A9 = “Don’t Care.”
*CAS latency indicated in parentheses.
-5
-6
-7
SYMBOL*
MIN
MAX
MIN
MAX
MIN
MAX
UNITS
TIMING PARAMETERS
-5
-6
-7
SYMBOL*
t
AH
t
AS
t
CH
t
CL
t
CK (3)
t
CK (2)
t
CK (1)
t
CKH
t
CKS
t
CMH
MIN
1
1.5
2
2
5
MAX
MIN
1
1.5
2.5
2.5
6
10
20
1
2
1
MAX
MIN
1
2
2.75
2.75
7
10
20
1
2
1
MAX
UNITS
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
1
1.5
1
DON’T CARE
ENABLE AUTO PRECHARGE
tCH
tCL
tCK
tRP
tRAS
tRC
tRCD
CKE
CLK
DQ
A10
tCMH
tCMS
tAH
tAS
ROW
ROW
BANK
BANK
ROW
ROW
BANK
tWR
D
IN
m
tDH
tDS
D
IN
m
+ 1
D
IN
m
+ 2
D
IN
m
+ 3
COMMAND
tCMH
tCMS
NOP
NOP
NOP
ACTIVE
NOP
WRITE
NOP
ACTIVE
tAH
tAS
tAH
tAS
tDH
tDS
tDH
tDS
tDH
tDS
tCKH
tCKS
NOP
NOP
COLUMN
m
3
2
T0
T1
T2
T4
T3
T5
T6
T7
T8
T9
BA0, BA1
DQM 0-3
A0-A9
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MT48LC2M32B2-6G 制造商:Micron Technology Inc 功能描述: