EBE21AE8ACFA
Byte No. Function described
Bit7 Bit6 Bit5 Bit4 Bit3 Bit2 Bit1 Bit0 Hex value Comments
Data input setup time before clock
(tDS)
34
0
0
0
1
0
0
0
0
10H
0.10ns*1
35
36
Data input hold time after clock (tDH)
0
0
0
0
0
1
1
1
0
1
1
1
1
0
1
0
17H
3CH
0.17ns*1
15ns*1
Write recovery time (tWR)
Internal write to read command delay
(tWTR)
37
38
0
0
0
0
0
0
1
1
1
1
1
1
1
1
0
0
1EH
1EH
7.5ns*1
Internal read to precharge command
delay (tRTP)
7.5ns*1
TBD
39
40
41
Memory analysis probe characteristics 0
0
0
0
0
0
1
0
0
1
0
0
1
0
1
1
0
1
0
0
0
0
00H
06H
3CH
Extension of Byte 41 and 42
Active command period (tRC)
0
0
60ns*1
Auto refresh to active/
Auto refresh command cycle (tRFC)
42
0
1
1
1
1
1
1
1
7FH
127.5ns*1
43
SDRAM tCK cycle max. (tCK max.)
Dout to DQS skew
1
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
1
0
0
0
1
0
1
0
0
0
1
1
0
1
0
1
0
0
0
0
0
0
1
0
0
1
0
0
1
1
0
0
0
0
1
0
80H
18H
22H
0FH
00H
12H
37H
8ns*1
44
0.24ns*1
0.34ns*1
15µs
45
Data hold skew (tQHS)
PLL relock time
46
47 to 61
62
SPD Revision
1
0
Rev. 1.2
63
Checksum for bytes 0 to 62
1
1
1
1
Continuation
code
64 to 65
Manufacturer’s JEDEC ID code
0
1
1
1
1
1
7FH
66
Manufacturer’s JEDEC ID code
Manufacturer’s JEDEC ID code
1
0
1
0
1
0
1
0
1
0
1
0
1
0
0
0
FEH
00H
Elpida Memory
67 to 71
(ASCII-8bit
code)
72
Manufacturing location
×
×
×
×
×
×
×
×
××
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
Module part number
Module part number
Module part number
Module part number
Module part number
Module part number
Module part number
Module part number
Module part number
Module part number
Module part number
Module part number
Module part number
Module part number
Module part number
Module part number
Module part number
Module part number
Revision code
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
1
1
1
0
0
1
1
0
1
1
1
1
0
0
1
0
1
0
0
0
0
0
0
1
1
0
0
1
0
0
0
0
1
1
0
1
0
1
1
1
0
0
0
1
1
0
0
1
0
0
0
0
0
1
0
0
0
0
1
0
0
0
0
0
0
0
0
1
0
0
0
0
1
0
0
1
0
0
0
0
1
0
1
0
0
0
1
0
0
0
1
0
1
1
1
1
1
0
0
0
0
1
0
1
0
0
0
0
0
1
1
0
0
1
0
0
0
0
0
0
1
0
1
0
1
1
1
0
1
1
0
1
1
0
1
1
1
0
0
0
45H
42H
45H
32H
31H
41H
45H
38H
41H
43H
46H
41H
2DH
36H
45H
2DH
45H
20H
30H
20H
E
B
E
2
1
A
E
8
A
C
F
A
—
6
E
—
E
(Space)
Initial
(Space)
Revision code
Data Sheet E1199E10 (Ver. 1.0)
6
ELPIDA [ ELPIDA MEMORY ]
