EBJ41HF4B1QA Datasheet, PDF (7/21 Pages) Elpida Memory – 4GB VLP Registered DDR3 SDRAM DIMM

EBJ41HF4B1QA
Byte No. Function described
Hex
Bit7 Bit6 Bit5 Bit4 Bit3 Bit2 Bit1 Bit0 value Comments
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
0 0 0 0 0 0 0 1 01H 37.5ns
Minimum four activate window delay time
29
(tFAW)
1 1 1 1 0 0 0 0 F0H 30ns
-DJ
-AE
0 0 1 0 1 1 0 0 2CH 37.5ns
30
SDRAM output drivers supported
31
SDRAM refresh options
32
Module thermal sensor
1 0 0 0 0 0 1 1 83H DLL-off, RZQ/6, 7
1
0
0
0
0
0
0
1
81H
PASR/2X refresh rate
at +85°C to +95°C
1 0 0 0 0 0 0 0 80H Incorporated
33
SDRAM device type
1 0 0 0 0 0 0 0 80H Non-Standard
34 to 59 Reserved
0 0 0 0 0 0 0 0 00H —
60
Module nominal height
0 0 0 0 0 1 0 0 04H 18 < height ≤ 19mm
61
Module maximum thickness
0 0 1 0 0 0 1 0 22H
62
Reference raw card used
0 0 0 0 1 1 0 0 0CH Raw card N
63
DIMM module attributes
0 0 0 0 0 1 0 1 05H 1row/1register
64
Heat spreader solution
Register vender ID (LSB)
65
(Inphi)
(TI)
Register vender ID (MSB)
66
(Inphi)
(TI)
Register revision
67
(Inphi)
(TI)
100
000
100
101
100
000
000
0 0 0 0 0 80H Incorporated
0 0 1 0 0 04H Naming bank = 5
0 0 0 0 0 80H Naming bank = 1
1 0 0 1 1 B3H Actual ID
1 0 1 1 1 97H
0 0 0 1 1 03H Rev.4
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
Register control word function (RC2, 3)
70
1 0 1 0 0 0 0 0 A0H
(Inphi)
(TI)
0 1 0 1 0 0 0 0 50H
71
Register control word function (RC4, 5) 0 1 0 1 0 1 0 1 55H Default
72
Register control word function (RC6, 7) 0 0 0 0 0 0 0 0 00H Default
73
Register control word function (RC8, 9) 0 0 0 0 0 0 0 0 00H Default
74
Register control word function (RC10, 11) 0 0 0 0 0 0 0 0 00H Default
75
Register control word function (RC12, 13) 0 0 0 0 0 0 0 0 00H Default
76
Register control word function (RC14, 15) 0 0 0 0 0 0 0 0 00H Default
Data Sheet E1265E40 (Ver.4.0)
7