EBJ21EE8BAFA
Hex
Byte No. Function described
Minimum four activate window delay time
(tFAW)
Bit7 Bit6 Bit5 Bit4 Bit3 Bit2 Bit1 Bit0 value Comments
29
1
1
1
1
0
0
0
0
F0H
30ns
-DG, -DJ
-AC, -AE, -AG
0
0
1
0
1
0
1
0
0
0
0
0
1
0
0
1
0
0
0
0
1
0
0
1
2CH 37.5ns
-8A, -8C
40H
83H
40ns
30
31
SDRAM output drivers supported
DLL-off / RZQ/6, 7
RASR / ASR / 2X
refresh
SDRAM refresh options
1
0
0
0
1
0
0
0
88H
32 to 59 Reserved
0
0
0
0
0
0
0
0
0
0
0
0
0
0
1
0
0
1
0
0
0
1
0
1
0
1
0
0
0
1
1
0
00H
0FH
11H
04H
—
60
61
62
Module nominal height
29 < height ≤ 30mm
Module maximum thickness
Reference raw card used
Raw Card E
Address mapping from edge connecter to
DRAM
0 = standard
1 = mirrored
63
0
0
0
1
0
0
0
1
0
0
0
1
0
0
0
1
0
0
0
1
0
0
0
1
0
0
1
1
1
0
0
0
01H
00H
02H
64 to
116
Module specific section
—
Module ID: manufacturer’s JEDEC ID
code, LSB
117
118
Elpida Memory
Module ID: manufacturer’s JEDEC ID
code, MSB
FEH Elpida Memory
119
120
121
Module ID: manufacturing location
Module ID: manufacturing date
Module ID: manufacturing date
×
×
×
×
×
×
×
×
×
×
×
×
×
×
×
×
×
×
×
×
×
×
×
×
××
××
××
Year code (BCD)
Week code (BCD)
122 to
125
Module ID: module serial number
×
×
×
×
×
×
×
×
××
Cyclical redundancy code (CRC)
-DG
126
0
0
1
1
0
1
0
1
35H
-DJ
-AC
-AE
-AG
-8A
-8C
1
0
0
0
1
1
1
1
0
1
0
0
0
0
0
1
0
0
0
1
1
1
0
0
0
0
0
0
0
1
0
0
0
0
1
0
1
0
0
1
1
0
0
1
0
1
1
0
C2H
51H
10H
73H
87H
88H
Cyclical redundancy code (CRC)
-DG
127
1
0
1
1
0
0
1
1
B3H
-DJ
0
1
0
1
1
0
0
0
0
0
0
0
0
0
0
1
0
1
1
1
1
0
0
1
0
0
1
0
0
1
0
0
0
1
1
0
1
1
1
0
1
0
0
0
0
1
1
0
1
0
1
1
0
0
0
0
1
0
0
0
0
1
1
0
1
1
1
0
0
0
0
1
1
0
0
0
0
0
0
1
1
1
0
0
1
0
1
0
1
0
1
0
0
0
1
1
1BH
94H
3DH
C8H
95H
64H
45H
42H
4AH
32H
31H
45H
-AC
-AE
-AG
-8A
-8C
128
129
130
131
132
133
Module part number
Module part number
Module part number
Module part number
Module part number
Module part number
E
B
J
2
1
E
Preliminary Data Sheet E1235E20 (Ver. 2.0)
8