HB54A5128FN-A75B Datasheet, PDF (7/17 Pages) Elpida Memory – 512MB Unbuffered DDR SDRAM DIMM

HB54A5128FN, HB54A5129FN-A75B/B75B/10B
Byte No. Function described
Bit7 Bit6 Bit5 Bit4 Bit3 Bit2 Bit1 Bit0 Hex value Comments
63
Checksum for bytes 0 to 62
HB54A5128FN-A75B
1 0 1 1 0 0 1 1 B3
179
HB54A5128FN-B75B
1 1 1 0 0 0 1 1 E3
227
HB54A5128FN-10B
1 0 1 0 1 0 0 0 A8
168
64
65 to 71
E72
73
74
O⁷⁵
76
77
78
79
L ₈₀
81
82
P ₈₃
84
85
ro ₈₆
87
d ₈₈
u _{89 to 90}
91
c ⁹²
93
HB54A5129FN-A75B
HB54A5129FN-B75B
HB54A5129FN-10B
Manufacturer’s JEDEC ID code
Manufacturer’s JEDEC ID code
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
HB54A5128FN
HB54A5129FN
Module part number
Module part number
Module part number
Module part number
-A75B
-B75B
-10B
Module part number
-A75B/B75B
-10B
Module part number
-A75B/B75B
-10B
Module part number
-A75B/B75B
-10B
Module part number
Revision code
Revision code
Manufacturing date
t ⁹⁴
Manufacturing date
1 1 0 0 0 1 0 1 C5
1 1 1 1 0 1 0 1 F5
1 0 1 1 1 0 1 0 BA
0 0 0 0 0 1 1 1 07
0 0 0 0 0 0 0 0 00
× × × × × × × × ××
0 1 0 0 1 0 0 0 48
0 1 0 0 0 0 1 0 42
0 0 1 1 0 1 0 1 35
0 0 1 1 0 1 0 0 34
0 1 0 0 0 0 0 1 41
0 0 1 1 0 1 0 1 35
0 0 1 1 0 0 0 1 31
0 0 1 1 0 0 1 0 32
0 0 1 1 1 0 0 0 38
0 0 1 1 1 0 0 1 39
0 1 0 0 0 1 1 0 46
0 1 0 0 1 1 1 0 4E
0 0 1 0 1 1 0 1 2D
0 1 0 0 0 0 0 1 41
0 1 0 0 0 0 1 0 42
0 0 1 1 0 0 0 1 31
0 0 1 1 0 1 1 1 37
0 0 1 1 0 0 0 0 30
0 0 1 1 0 1 0 1 35
0 1 0 0 0 0 1 0 42
0 1 0 0 0 0 1 0 42
0 0 1 0 0 0 0 0 20
0 0 1 0 0 0 0 0 20
0 0 1 1 0 0 0 0 30
0 0 1 0 0 0 0 0 20
× × × × × × × × ××
× × × × × × × × ××
197
245
186
HITACHI
*² (ASCII-8bit
code)
H
B
5
4
A
5
1
2
8
9
F
N
—
A
B
1
7
0
5
B
B
(Space)
(Space)
Initial
(Space)
Year code
(BCD)
Week code
(BCD)
95 to 98 Module serial number
*³
99 to 127 Manufacturer specific data
*⁴
Data Sheet E0087H40 (Ver. 4.0)
7