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): 36/53頁
文件大?。?/td> 1818K
代理商: MT48LC2M32B2
36
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
INITIALIZE AND LOAD MODE REGISTER
*CAS latency indicated in parentheses.
NOTE:
1. The Mode Register may be loaded prior to the AUTO REFRESH cycles if desired.
2. Outputs are guaranteed High-Z after command is issued.
-5
-6
-7
SYMBOL*
t
CKH
t
CKS
t
CMH
t
CMS
t
MRD
t
RFC
t
RP
MIN
1
1.5
1
1.5
2
60
15
MAX
MIN
1
1.5
1
1.5
2
60
18
MAX
MIN
1
2
1
2
2
70
20
MAX
UNITS
ns
ns
ns
ns
t
CK
ns
ns
TIMING PARAMETERS
-5
-6
-7
SYMBOL*
t
AH
t
AS
t
CH
t
CL
t
CLK (3)
t
CLK (2)
t
CLK (1)
MIN
1
1.5
2
2
5
MAX
MIN
1
1.5
2.5
2.5
6
10
20
MAX
MIN
1
2
2.75
2.75
7
10
20
MAX
UNITS
ns
ns
ns
ns
ns
ns
ns
tCH
tCL
tCK
CKE
CLK
COMMAND
DQ
BA0, BA1
BANK
tRFC
tMRD
tRFC
AUTO REFRESH
AUTO REFRESH
Program Mode Register
1, 2, 5
tCMH
tCMS
Precharge
all banks
(
)
(
)
(
)
(
)
(
)
(
)
(
)
(
)
tRP
(
)
(
)
(
)
(
)
tCKS
Power-up:
V
DD
and
CK stable
T = 100μs
(MIN)
PRECHARGE
NOP
RAUTO
NOP
LREGISTER
ACTIVE
NOP
NOP
NOP
(
)
(
)
(
)
(
)
(
)
(
)
(
)
(
)
(
)
(
)
(
)
(
)
RAUTO
ALL
BANKS
(
)
(
)
(
)
(
)
(
)
(
)
(
)
(
)
(
)
(
)
(
)
(
)
High-Z
tCKH
(
)
(
)
(
)
(
)
DQM 0-3
(
)
(
)
(
)
(
)
(
)
(
)
(
)
(
)
(
)
(
)
(
)
(
)
(
)
(
)
(
)
(
)
(
)
(
)
(
)
(
)
(
)
(
)
(
)
(
)
()()
()()
()()
()()
()()
NOP
(
)
(
)
(
)
(
)
tCMH
tCMS
tCMH
tCMS
A0-A9
ROW
tAH
tAS
CODE
tAH
tAS
CODE
(
)
(
)
(
)
(
)
(
)
(
)
(
)
(
)
(
)
(
)
(
)
(
)
(
)
(
)
(
)
(
)
A10
ROW
tAH
tAS
CODE
(
)
(
)
(
)
(
)
(
)
(
)
(
)
(
)
ALL BANKS
SINGLE BANK
(
)
(
)
(
)
(
)
(
)
(
)
(
)
(
)
DON’T CARE
UNDEFINED
T0
T1
Tn + 1
To + 1
Tp + 1
Tp + 2
Tp + 3
相關(guān)PDF資料
PDF描述
MT48LC32M8A2 SYNCHRONOUS DRAM
MT48LC16M16A2 SYNCHRONOUS DRAM
MT48LC64M4A2 SYNCHRONOUS DRAM
MT48LC4M32B2 SYNCHRONOUS DRAM
MT48LC4M32LFFC SYNCHRONOUS DRAM
相關(guān)代理商/技術(shù)參數(shù)
參數(shù)描述
MT48LC2M32B2-6G 制造商:Micron Technology Inc 功能描述: