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EBJ41HE4BAFA Datasheet(PDF) 7 Page - Elpida Memory

Part # EBJ41HE4BAFA
Description  4GB Registered DDR3 SDRAM DIMM
PDF  21 Pages
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Manufacturer  ELPIDA [Elpida Memory]
Direct Link  http://www.elpida.com/en
Logo ELPIDA - Elpida Memory

EBJ41HE4BAFA Datasheet(HTML) 7 Page - Elpida Memory

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EBJ41HE4BAFA
Data Sheet E1256E40 (Ver. 4.0)
7
Byte No. Function described
Bit7
Bit6
Bit5
Bit4
Bit3
Bit2
Bit1
Bit0
Hex
value
Comments
21
SDRAM upper nibbles for tRAS and tRC
0
0
0
1
0
0
0
1
11H
22
SDRAM minimum active to precharge time
(tRAS), LSB
-DJ
0
0
1
0
0
0
0
0
20H
36ns
-AE, -8C
0
0
1
0
1
1
0
0
2CH
37.5ns
23
SDRAM minimum active to active /auto-
refresh time (tRC), LSB
-DJ
1
0
0
0
1
1
0
0
8CH
49.5ns
-AE
1
0
0
1
0
1
0
1
95H
50.625ns
-8C
1
0
1
0
0
1
0
0
A4H
52.5ns
24
SDRAM minimum refresh recovery time
delay (tRFC), LSB
0
1
1
1
0
0
0
0
70H
110ns
25
SDRAM minimum refresh recovery time
delay (tRFC), MSB
0
0
0
0
0
0
1
1
03H
110ns
26
SDRAM minimum internal write to read
command delay (tWTR)
0
0
1
1
1
1
0
0
3CH
7.5ns
27
SDRAM minimum internal read to
precharge command delay (tRTP)
0
0
1
1
1
1
0
0
3CH
7.5ns
28
Upper nibble for tFAW
-DJ
0
0
0
0
0
0
0
0
00H
30ns
-AE, -8C
0
0
0
0
0
0
0
1
01H
37.5ns
29
Minimum four activate window delay time
(tFAW)
-DJ
1
1
1
1
0
0
0
0
F0H
30ns
-AE
0
0
1
0
1
1
0
0
2Ch
37.5ns
-8C
0
1
0
0
0
0
0
0
40H
40ns
30
SDRAM output drivers supported
1
0
0
0
0
0
1
1
83H
DLL-off, RZQ/6, 7
31
SDRAM refresh options
1
0
0
0
0
0
0
1
81H
PASR / 2X refresh
rate at +85°C to
+95°C
32
Module thermal sensor
1
0
0
0
0
0
0
0
80H
Incorporated
33
SDRAM device type
0
0
0
0
0
0
0
0
00H
Standard
34 to 59 Reserved
0
0
0
0
0
0
0
0
00H
—
60
Module nominal height
0
0
0
1
0
0
0
0
10H
30 < height
≤ 31mm
61
Module maximum thickness
0
0
1
1
0
0
1
1
33H
62
Reference Raw Card Used
0
0
0
0
0
1
0
0
04H
Raw Card E
63
DIMM module attributes
0
0
0
0
1
0
0
1
09H
2row/1register
64
Heat Spreader Solution
1
0
0
0
0
0
0
0
80H
Incorporated
65
Register vender ID (LSB)
(Inphi)
0
0
0
0
0
1
0
0
04H
Naming bank=5
(TI)
1
0
0
0
0
0
0
0
80H
Naming bank=1
66
Register vender ID (MSB)
(Inphi)
1
0
1
1
0
0
1
1
B3H
Actual ID
(TI)
1
0
0
1
0
1
1
1
97H
67
Register revision
(Inphi)
0
0
0
0
0
0
1
1
03H
Rev.4
(TI)
0
0
0
1
1
1
0
1
1DH
Rev. 3.1
68
Register Type
0
0
0
0
0
0
0
0
00H
SSTE32882
69
Register control word function (RC0, 1)
0
0
0
0
0
0
0
0
00H
Default



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