EBE41AE4ABHA
Byte No. Function described
Bit7 Bit6 Bit5 Bit4 Bit3 Bit2 Bit1 Bit0 Hex value Comments
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
Extension of Byte 41 and 42
0
0
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
Active command period (tRC)
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
1
0
×
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
×
×
0
0
0
0
0
0
1
1
1
0
×
1
1
1
0
0
1
1
0
1
1
1
1
0
0
1
0
1
0
0
0
×
×
0
0
1
0
0
0
0
1
1
0
×
0
0
0
1
1
0
0
1
0
0
0
0
1
1
0
1
0
1
1
1
×
×
0
1
0
0
0
1
0
1
1
0
×
0
0
0
1
1
0
0
1
0
0
0
0
0
1
0
0
0
0
1
0
×
×
0
1
0
1
0
0
0
1
1
0
×
0
0
0
0
0
0
0
0
0
0
1
0
1
0
0
1
0
0
0
0
×
×
0
0
0
1
0
0
0
1
1
0
×
1
0
1
1
0
0
1
1
0
0
0
0
1
1
1
1
1
0
0
0
×
×
0
0
1
1
0
1
1
1
1
0
×
0
1
0
0
0
0
0
0
0
1
0
0
0
1
0
0
0
0
0
0
×
×
0
0
0
1
0
0
0
1
0
0
×
1
0
1
0
1
1
1
0
1
0
0
1
1
0
1
1
1
0
0
0
×
×
80H
18H
22H
0FH
00H
12H
42H
7FH
FEH
00H
××
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
Rev. 1.2
63
Checksum for bytes 0 to 62
64 to 65 Manufacturer’s JEDEC ID code
66 Manufacturer’s JEDEC ID code
67 to 71 Manufacturer’s JEDEC ID code
Continuation code
Elpida Memory
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
Manufacturing location
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
(ASCII-8bit code)
45H
42H
45H
34H
31H
41H
45H
34H
41H
42H
48H
41H
2DH
36H
45H
2DH
45H
20H
30H
20H
××
E
B
E
4
1
A
E
4
A
B
H
A
—
6
E
—
E
(Space)
Initial
Revision code
(Space)
Manufacturing date
Manufacturing date
Year code (BCD)
Week code (BCD)
××
Data Sheet E0901E20 (Ver. 2.0)
6
ELPIDA [ ELPIDA MEMORY ]
