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參數(shù)資料
| 型號： | MT48LC16M4A2 |
| 廠商： | Micron Technology, Inc. |
| 元件分類： | DC/DC變換器 |
| 英文描述： | RSD Series - Econoline Unregulated DC-DC Converters; Input Voltage (Vdc): 24V; Output Voltage (Vdc): 3.3V; Power: 1W; 1kVDC and 3kVDC Isolation Options; Approved for Medical Applications; Suitable for Automated Assembly; 8, 10 and 12 pin Pinning Style Options; Optional Continuous Short Circuit Protected; Efficiency to 85% |
| 中文描述： | 同步DRAM |
| 文件頁數(shù)： | 36/55頁 |
| 文件大?。?/td> | 1458K |
| 代理商： | MT48LC16M4A2 |
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36
64Mb: x4, x8, x16 SDRAM
64MSDRAM_F.p65 – Rev. F; Pub. 1/03
Micron Technology, Inc., reserves the right to change products or specifications without notice.
2003, Micron Technology, Inc.
64Mb: x4, x8, x16
SDRAM
INITIALIZE AND LOAD MODE REGISTER
1
tCH
tCL
tCK
CKE
CLK
COMMAND
DQ
BA0, BA1
BANK
tRFC
tMRD
tRFC
AUTO REFRESH
AUTO REFRESH
Program Mode Register
2, 3, 4
tCMH
tCMS
Precharge
all banks
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tRP
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tCKS
Power-up:
V
DD
and
CLK stable
T = 100μs
MIN
PRECHARGE
NOP
RAUTO
NOP
LREGISTER
ACTIVE
NOP
NOP
NOP
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RAUTO
ALL
BANKS
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High-Z
tCKH
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DQM /
DQML, DQMH
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()()
()()
()()
()()
()()
NOP
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tCMH
tCMS
tCMH
tCMS
A0-A9, A11
ROW
tAH
tAS
CODE
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A10
ROW
tAH
tAS
CODE
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ALL BANKS
SINGLE BANK
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DON’T CARE
T0
T1
Tn + 1
To + 1
Tp + 1
Tp + 2
Tp + 3
TIMING PARAMETERS
-6
-7E
-75
-8E
SYMBOL*
t
AH
t
AS
t
CH
t
CL
t
CK(3)
t
CK(2)
t
CKH
MIN MAX MIN MAX MIN MAX MIN MAX
1
0.8
1.5
1.5
2.5
2.5
2.5
2.5
6
7
–
7.5
1
0.8
UNITS
ns
ns
ns
ns
ns
ns
ns
0.8
1.5
2.5
2.5
7.5
10
0.8
1
2
3
3
8
10
1
-6
-7E
-75
-8E
SYMBOL*
t
CKS
t
CMH
t
CMS
t
MRD
3
t
RFC
t
RP
MIN MAX MIN MAX MIN MAX MIN MAX
1.5
1.5
1
0.8
1.5
1.5
2
2
60
66
18
15
UNITS
ns
ns
ns
t
CK
ns
ns
1.5
0.8
1.5
2
66
20
2
1
2
2
70
20
*CAS latency indicated in parentheses.
NOTE:
1. If CS# is HIGH at clock HIGH time, all commands applied are NOP.
2. The mode register may be loaded prior to the AUTO REFRESH cycles if desired.
3. JEDEC and PC100 specify three clocks.
4. Outputs are guaranteed High-Z after command is issued.
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相關代理商/技術參數(shù) |
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| MT48LC16M4A2_99 | 制造商:MICRON 制造商全稱:Micron Technology 功能描述:SYNCHRONOUS DRAM |
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