参数资料
型号: MT48LC1M16A1S
厂商: Micron Technology, Inc.
英文描述: SYNCHRONOUS DRAM
中文描述: 同步DRAM
文件页数: 38/51页
文件大小: 1480K
代理商: MT48LC1M16A1S
16Mb: x16 SDRAM
16MSDRAMx16.p65
Rev. 8/99
Micron Technology, Inc., reserves the right to change products or specifications without notice.
1999, Micron Technology, Inc.
38
16Mb: x16
SDRAM
SELF REFRESH MODE
tCH
tCL
tCK
tRP
CKE
CLK
DQ
Enter self
refresh mode.
Precharge all
active banks.
tXSR
CLK stable prior to exiting
self refresh mode.
Exit self refresh mode.
(Restart refresh time base.)
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DON
T CARE
UNDEFINED
COMMAND
tCMH
tCMS
AUTO
REFRESH
PRECHARGE
NOP
NOP
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ADDRESS
BANK(S)
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High-Z
tCKS
AH
AS
AUTO
REFRESH
> tRAS
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tCKH
tCKS
DQM
1
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t
t
tCKS
T0
T1
T2
Tn + 1
To + 1
To + 2
-6
-7
-8A
SYMBOL*
t
CKH
t
CKS
t
CMH
t
CMS
t
RAS
t
RP
t
XSR
MIN
1
2
1
2
42
18
80
MAX
MIN
1
2
1
2
42
21
80
MAX
MIN
1
2
1
2
48
24
80
MAX
UNITS
ns
ns
ns
ns
ns
ns
ns
120,000
120,000
120,000
TIMING PARAMETERS
-6
-7
-8A
SYMBOL*
t
AH
t
AS
t
CH
t
CL
t
CK (3)
t
CK (2)
t
CK (1)
MIN
1
2
2.5
2.5
6
8
20
MAX
MIN
1
2
2.75
2.75
7
10
25
MAX
MIN
1
2
3
3
8
13
25
MAX
UNITS
ns
ns
ns
ns
ns
ns
ns
*CAS latency indicated in parentheses.
NOTE:
1. DQM represents DQML and DQMH. DQML controls the lower byte, and DQMH controls the upper byte.
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