EBD52EC8AKFA-5
Byte No. Function described
Bit7 Bit6 Bit5 Bit4 Bit3 Bit2 Bit1 Bit0 Hex value
Comments
0.6ns*1
Address and command setup time
32
33
34
0
0
0
1
1
1
1
1
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
60H
60H
40H
before clock (tIS)
Address and command hold time after
clock (tIH)
Data input setup time before clock
(tDS)
0.6ns*1
0.4ns*1
35
Data input hold time after clock (tDH)
0
0
1
0
0
0
0
0
0
0
0
0
0
0
0
0
40H
00H
0.4ns*1
36 to 40
Superset information
Future use
Active command period (tRC)
-5B
-5C
Auto refresh to active/
Auto refresh command cycle (tRFC)
41
42
0
0
0
0
0
1
1
1
0
1
1
0
0
1
0
1
1
1
1
0
1
1
0
0
37H
3CH
46H
55ns*1
60ns*1
70ns*1
43
SDRAM tCK cycle max. (tCK max.)
0
0
0
0
0
0
0
1
0
0
1
1
0
0
0
0
0
1
0
0
0
1
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
20H
28H
50H
00H
00H
8ns*1
44
Dout to DQS skew
0.4ns*1
0.5ns*1
Future use
45
Data hold skew (tQHS)
Superset information
SPD Revision
46 to 61
62
Checksum for bytes 0 to 62
-5B
-5C
63
0
1
0
1
0
1
1
0
1
1
0
1
0
1
1
0
1
1
0
1
1
1
0
1
71H
8EH
7FH
Continuation
code
64 to 65
Manufacturer’s JEDEC ID code
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
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
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
0
0
0
1
1
0
0
1
0
0
0
0
1
1
0
0
0
1
1
0
0
1
0
0
0
0
0
1
0
0
0
0
0
0
0
1
0
1
0
0
1
0
1
0
1
1
0
1
0
0
0
0
1
0
1
1
0
1
0
0
1
0
1
0
0
1
1
0
0
0
1
0
0
1
0
1
1
0
1
1
0
1
1
1
45H
42H
44H
35H
32H
45H
43H
38H
41H
4BH
46H
41H
2DH
35H
E
B
D
5
2
E
C
8
A
K
F
A
—
5
Module part number
-5B
87
0
1
0
0
0
0
1
0
42H
B
-5C
0
0
0
0
1
0
0
0
0
1
1
1
0
0
1
0
0
0
0
0
0
0
0
0
1
0
0
0
1
0
0
0
43H
20H
30H
20H
C
88 to 90
91
Module part number
Revision code
Revision code
(Space)
Initial
(Space)
92
Year code
(HEX)
93
Manufacturing date
×
×
×
×
×
×
×
×
××
Preliminary Data Sheet E0356E30 (Ver. 3.0)
6
ELPIDA [ ELPIDA MEMORY ]
