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參數(shù)資料
| 型號： | EBE20RE4AAFA |
| 廠商： | Elpida Memory, Inc. |
| 英文描述： | 2GB Registered DDR2 SDRAM DIMM (256M words x 72 bits, 1 Rank) |
| 中文描述： | 2GB的注冊DDR2 SDRAM DIMM內(nèi)存（256M字× 72位，1個等級） |
| 文件頁數(shù)： | 6/22頁 |
| 文件大?。?/td> | 191K |
| 代理商： | EBE20RE4AAFA |
EBE20RE4AAFA
Data Sheet E0440E30 (Ver. 3.0)
6
Byte No.
Function described
Bit7 Bit6 Bit5 Bit4 Bit3 Bit2 Bit1 Bit0 Hex value
Comments
27
Minimum row precharge time (tRP)
Minimum row active to row active delay
(tRRD)
Minimum /RAS to /CAS delay (tRCD)
Minimum active to precharge time
(tRAS)
Module rank density
Address and command setup time
before clock (tIS)
-5C
-4A
Address and command hold time after
clock (tIH)
-5C
-4A
Data input setup time before clock
(tDS)
-5C
-4A
Data input hold time after clock (tDH)
-5C
-4A
0
0
1
1
1
1
0
0
3CH
15ns
28
0
0
0
1
1
1
1
0
1EH
7.5ns
29
0
0
1
1
1
1
0
0
3CH
15ns
30
0
0
1
0
1
1
0
1
2DH
45ns
31
0
0
0
0
0
0
1
0
02H
2GB
32
0
0
1
0
0
1
0
1
25H
0.25ns*
1
0
0
1
1
0
1
0
1
35H
0.35ns*
1
33
0
0
1
1
1
0
0
0
38H
0.38ns*
1
0
1
0
0
1
0
0
0
48H
0.48ns*
1
34
0
0
0
1
0
0
0
0
10H
0.10ns*
1
0
0
0
1
0
1
0
1
15H
0.15ns*
1
35
0
0
1
0
0
0
1
1
23H
0.23ns*
1
0
0
1
0
1
0
0
0
28H
0.28ns*
1
36
Write recovery time (tWR)
Internal write to read command delay
(tWTR)
-5C
-4A
Internal read to precharge command
delay (tRTP)
Memory analysis probe characteristics 0
0
0
1
1
1
1
0
0
3CH
15ns*
1
37
0
0
0
1
1
1
1
0
1EH
7.5ns*
1
0
0
1
0
1
0
0
0
28H
10ns*
1
38
0
0
0
1
1
1
1
0
1EH
7.5ns*
1
39
0
0
0
0
0
0
0
00H
TBD
40
Extension of Byte 41 and 42
0
0
0
0
0
1
1
0
06H
41
Active command period (tRC)
Auto refresh to active/
Auto refresh command cycle (tRFC)
SDRAM tCK cycle max. (tCK max.)
Dout to DQS skew (tDQSQ)
-5C
-4A
Data hold skew (tQHS)
-5C
-4A
0
0
1
1
1
1
0
0
3CH
60ns*
1
42
0
1
1
1
1
1
1
1
7FH
127.5ns*
1
43
1
0
0
0
0
0
0
0
80H
8ns*
1
44
0
0
0
1
1
1
1
0
1EH
0.30ns*
1
0
0
1
0
0
0
1
1
23H
0.35ns*
1
45
0
0
1
0
1
0
0
0
28H
0.40ns*
1
0
0
1
0
1
1
0
1
2DH
0.45ns*
1
46
PLL relock time
0
0
0
0
1
1
1
1
0FH
15
μ
s
47 to 61
0
0
0
0
0
0
0
0
00H
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相關(guān)代理商/技術(shù)參數(shù) |
參數(shù)描述 |
|---|---|
| EBE20RE4AAFA-4A-E | 制造商:ELPIDA 制造商全稱:Elpida Memory 功能描述:2GB Registered DDR2 SDRAM DIMM (256M words x 72 bits, 1 Rank) |
| EBE20RE4AAFA-5C-E | 制造商:ELPIDA 制造商全稱:Elpida Memory 功能描述:2GB Registered DDR2 SDRAM DIMM (256M words x 72 bits, 1 Rank) |
| EBE20RE4ABFA | 制造商:ELPIDA 制造商全稱:Elpida Memory 功能描述:2GB Registered DDR2 SDRAM DIMM |
| EBE20RE4ABFA-4A-E | 制造商:ELPIDA 制造商全稱:Elpida Memory 功能描述:2GB Registered DDR2 SDRAM DIMM |
| EBE20RE4ABFA-5C-E | 制造商:ELPIDA 制造商全稱:Elpida Memory 功能描述:2GB Registered DDR2 SDRAM DIMM |
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