EBE11UD8AHFA
Byte No. Function described
Bit7 Bit6 Bit5 Bit4 Bit3 Bit2 Bit1 Bit0 Hex value Comments
Minimum row precharge time (tRP)
-8E
27
0
0
0
0
0
0
1
1
0
1
1
1
0
1
1
0
1
1
1
0
1
0
0
0
32H
3CH
1EH
12.5ns
15ns
-8G
Minimum row active to row active delay
(tRRD)
28
29
7.5ns
Minimum /RAS to /CAS delay (tRCD)
-8E
0
0
0
1
0
0
0
0
0
0
1
1
1
0
0
1
1
0
0
1
0
1
1
0
0
0
1
1
0
1
1
0
0
0
1
0
0
1
0
1
32H
3CH
2DH
80H
17H
12.5ns
15ns
-8G
Minimum active to precharge time
(tRAS)
30
31
32
45ns
Module rank density
512M bytes
0.17ns*1
Address and command setup time
before clock (tIS)
Address and command hold time after
clock (tIH)
33
34
0
0
0
0
1
0
0
0
0
0
1
1
0
0
1
1
25H
05H
0.25ns*1
0.05ns*1
Data input setup time before clock
(tDS)
35
36
Data input hold time after clock (tDH)
Write recovery time (tWR)
0
0
0
0
0
1
1
1
0
1
0
1
1
0
0
0
12H
3CH
0.12ns*1
15ns*1
Internal write to read command delay
(tWTR)
37
0
0
0
1
1
1
1
0
1EH
7.5ns*1
Internal read to precharge command
delay (tRTP)
38
39
40
0
0
0
0
0
0
0
0
0
0
0
0
0
1
0
0
1
0
1
1
1
1
0
1
0
1
1
0
1
0
0
0
1
1
1
1
0
0
0
0
1
0
1
0
0
0
0
0
0
0
0
0
0
1
0
1
1EH
00H
30H
00H
39H
3CH
69H
7.5ns*1
TBD
Memory analysis probe characteristics
Extension of Byte 41 and 42
-8E
-8G
Undefined
57.5ns*1
60ns*1
Active command period (tRC)
-8E
41
42
-8G
Auto refresh to active/
Auto refresh command cycle (tRFC)
105ns*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
0
0
0
1
1
0
0
1
0
0
1
0
0
0
0
1
1
0
0
0
0
0
1
0
0
1
0
0
0
0
0
0
80H
14H
1EH
00H
00H
12H
8ns*1
44
0.20ns*1
0.30ns*1
Undefined
Undefined
Rev. 1.2
45
Data hold skew (tQHS)
PLL relock time
46
47 to 61
62
SPD Revision
Checksum for bytes 0 to 62
-8E
63
0
1
0
1
1
0
0
0
58H
-8G
0
0
1
0
×
0
0
0
0
0
0
1
1
0
×
1
1
1
0
0
1
1
1
0
×
0
0
0
1
1
1
1
1
0
×
0
0
0
1
1
1
1
1
0
×
0
0
0
0
0
1
1
1
0
×
1
0
1
0
0
0
1
1
0
×
0
1
0
0
0
0
1
0
0
×
1
0
1
1
1
3CH
7FH
FEH
00H
××
64 to 65
66
Manufacturer’s JEDEC ID code
Manufacturer’s JEDEC ID code
Manufacturer’s JEDEC ID code
Manufacturing location
Module part number
Continuation code
Elpida Memory
67 to 71
72
(ASCII-8bit code)
73
45H
42H
45H
31H
31H
E
B
E
1
74
Module part number
75
Module part number
76
Module part number
77
Module part number
1
Prelinary Data Sheet E0941E10 (Ver. 1.0)
6
ELPIDA [ ELPIDA MEMORY ]
