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參數(shù)資料
| 型號： | HB52RF649DC |
| 廠商： | Elpida Memory, Inc. |
| 英文描述： | 512MB Unbuffered SDRAM S.O.DIMM |
| 中文描述： | 512MB的無緩沖內(nèi)存的SODIMM |
| 文件頁數(shù)： | 4/16頁 |
| 文件大?。?/td> | 464K |
| 代理商： | HB52RF649DC |
HB52RF649DC-B, HB52RD649DC-B
Data Sheet E0223H30 (Ver. 3.0)
4
Serial PD Matrix*
1
Byte No. Function described
Bit7 Bit6 Bit5 Bit4 Bit3 Bit2 Bit1 Bit0 Hex value
Comments
0
Number of bytes used by module
manufacturer
Total SPD memory size
1
0
0
0
0
0
0
0
80
128
1
0
0
0
0
1
0
0
0
08
256byte
2
Memory type
0
0
0
0
0
1
0
0
04
SDRAM
3
Number of row addresses bits
0
0
0
0
1
1
0
1
0D
13
4
Number of column addresses bits
0
0
0
0
1
0
1
0
0A
10
5
Number of banks
0
0
0
0
0
0
1
0
02
2
6
Module data width
0
1
0
0
1
0
0
0
48
72
7
Module data width (continued)
0
0
0
0
0
0
0
0
00
0 (+)
8
Module interface signal levels
SDRAM cycle time
(highest /CE latency)
(-75) 7.5ns
(-A6) 10ns
SDRAM access from Clock (highest
/CE latency)
(-75) 5.4ns
(-A6) 6ns
0
0
0
0
0
0
0
1
01
LVTTL
9
0
1
1
1
0
1
0
1
75
CL = 3
1
0
1
0
0
0
0
0
A0
10
0
1
0
1
0
1
0
0
54
0
1
1
0
0
0
0
0
60
11
Module configuration type
0
0
0
0
0
0
1
0
02
ECC
Normal
(7.8125μs)
Self refresh
×
8
12
Refresh rate/type
1
0
0
0
0
0
1
0
82
13
SDRAM width
0
0
0
0
1
0
0
0
08
14
Error checking SDRAM width
SDRAM device attributes:
minimum clock delay for back-to-
back random column addresses
SDRAM device attributes:
Burst lengths supported
SDRAM device attributes: number of
banks on SDRAM device
SDRAM device attributes:
/CE latency
SDRAM device attributes:
/S latency
SDRAM device attributes:
/W latency
SDRAM module attributes
0
0
0
0
1
0
0
0
08
×
8
15
0
0
0
0
0
0
0
1
01
1 CLK
16
0
0
0
0
1
1
1
1
0F
1, 2, 4, 8
17
0
0
0
0
0
1
0
0
04
4
18
0
0
0
0
0
1
1
0
06
2, 3
19
0
0
0
0
0
0
0
1
01
0
20
0
0
0
0
0
0
0
1
01
0
21
0
0
0
0
0
0
0
0
00
Unbuffer
22
SDRAM device attributes: General
SDRAM cycle time
(2nd highest /CE latency)
10ns
SDRAM access from Clock (2nd
highest /CE latency)
6ns
SDRAM cycle time
(3rd highest /CE latency)
Undefined
0
0
0
0
1
1
1
0
0E
VCC ± 10%
23
1
0
1
0
0
0
0
0
A0
CL = 2
24
0
1
1
0
0
0
0
0
60
25
0
0
0
0
0
0
0
0
00
相關(guān)PDF資料 |
PDF描述 |
|---|---|
| HB52RD649DC-A6B | 512MB Unbuffered SDRAM S.O.DIMM |
| HB52RD649DC-A6BL | 512MB Unbuffered SDRAM S.O.DIMM |
| HB52RD649DC-B | 512MB Unbuffered SDRAM S.O.DIMM |
| HB52RF649DC-75B | 512MB Unbuffered SDRAM S.O.DIMM |
| HB52RF649DC-75BL | 512MB Unbuffered SDRAM S.O.DIMM |
相關(guān)代理商/技術(shù)參數(shù) |
參數(shù)描述 |
|---|---|
| HB52RF649DC-75B | 制造商:ELPIDA 制造商全稱:Elpida Memory 功能描述:512MB Unbuffered SDRAM S.O.DIMM |
| HB52RF649DC-75BL | 制造商:ELPIDA 制造商全稱:Elpida Memory 功能描述:512MB Unbuffered SDRAM S.O.DIMM |
| HB52RF649DC-B | 制造商:ELPIDA 制造商全稱:Elpida Memory 功能描述:512MB Unbuffered SDRAM S.O.DIMM |
| HB52RF649E1U-75B | 制造商:ELPIDA 制造商全稱:Elpida Memory 功能描述:512 MB Registered SDRAM DIMM 64-Mword ?? 72-bit, 133 MHz Memory Bus, 1-Bank Module (18 pcs of 64 M ?? 4 Components) PC133 SDRAM |
| HB5-3 | 制造商:POWER-ONE 制造商全稱:Power-One 功能描述:Linear Power Supplies Data Sheet |
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