HB52F328EM-75B Datasheet, PDF (7/19 Pages) Elpida Memory – 256MB Unbuffered SDRAM DIMM

HB52F328EM-75B, HB52F329EM-75B
Byte No. Function described
SDRAM access from Clock (3rd
26
highest /CE latency)
Undefined
27
Minimum row precharge time
28
Row active to row active min
29
/RE to /CE delay min
30
Minimum /RE pulse width
31
Density of each bank on module
32
33
34
35
36 to 61
62
63
64
65 to 71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
Address and command signal input
setup time
Address and command signal input
hold time
Data signal input setup time
Data signal input hold time
Superset information
SPD data revision code
Checksum for bytes 0 to 62
(HB52F328EM))
(HB52F329EM)
Manufacturer’s JEDEC ID code
Manufacturer’s JEDEC ID code
Manufacturing location
Manufacturer’s part number
Manufacturer’s part number
Manufacturer’s part number
Manufacturer’s part number
Manufacturer’s part number
Manufacturer’s part number
Manufacturer’s part number
Manufacturer’s part
(HB52F328EM)
(HB52F329EM)
Manufacturer’s part number
Manufacturer’s part number
Manufacturer’s part number
Manufacturer’s part number
Manufacturer’s part number
Manufacturer’s part number
Manufacturer’s part number
Manufacturer’s part number
Manufacturer’s part number
Manufacturer’s part number
Revision code
Revision code
Manufacturing date
Manufacturing date
Bit7 Bit6 Bit5 Bit4 Bit3 Bit2 Bit1 Bit0 Hex value
0 0 0 0 0 0 0 0 00
0 0 0 1 0 1 0 0 14
0 0 0 0 1 1 1 1 0F
0 0 0 1 0 1 0 0 14
0 0 1 0 1 1 0 1 2D
0 1 0 0 0 0 0 0 40
0 0 0 1 0 1 0 1 15
0 0 0 0 1 0 0 0 08
0 0 0 1 0 1 0 1 15
0 0 0 0 1 0 0 0 08
0 0 0 0 0 0 0 0 00
0 0 0 0 0 0 1 0 02
0 1 0 0 0 0 1 0 42
0 1 0 1 0 1 0 0 54
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 0 1 0 32
0 1 0 0 0 1 1 0 46
0 0 1 1 0 0 1 1 33
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 0 1 45
0 1 0 0 1 1 0 1 4D
0 0 1 0 1 1 0 1 2D
0 0 1 1 0 1 1 1 37
0 0 1 1 0 1 0 1 35
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 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
× × × × × × × × ××
× × × × × × × × ××
Comments
20ns
15ns
20ns
45ns
1 bank
256M byte
1.5ns
0.8ns
1.5ns
0.8ns
Future use
JEDEC2
66
84
HITACHI
*² (ASCII-8bit code)
H
B
5
2
F
3
2
8
9
E
M
—
7
5
B
(Space)
(Space)
(Space)
(Space)
Initial
(Space)
Year code (BCD)
Week code (BCD)
Data Sheet E0184H10 (Ver. 1.0)
7