Internet Data Sheet
HYS[64/72]T[32/64/128]xx0HU-[25F/2.5/3/3S/3.7/5]-B
Unbuffered DDR2 SDRAM Module
Product Type
Organization
256MB
512MB
512MB
1 GByte 1 GByte
×64
×64
×72
×64
×72
1 Rank
1 Rank
1 Rank
2 Ranks 2 Ranks
(×16)
(×8)
(×8)
(×8)
(×8)
Label Code
PC2–
6400U–
555
PC2–
6400U–
555
PC2–
6400E–
555
PC2–
6400U–
555
PC2–
6400E–
555
JEDEC SPD Revision
Rev. 1.2 Rev. 1.2 Rev. 1.2 Rev. 1.2 Rev. 1.2
Byte#
Description
HEX
HEX
HEX
HEX
HEX
7
Not used
00
05
25
40
00
82
10
00
00
0C
04
70
01
02
00
07
25
40
3D
50
32
28
32
2D
00
05
25
40
00
82
08
00
00
0C
04
70
01
02
00
07
25
40
3D
50
32
1E
32
2D
00
05
25
40
02
82
08
08
00
0C
04
70
01
02
00
07
25
40
3D
50
32
1E
32
2D
00
05
25
40
00
82
08
00
00
0C
04
70
01
02
00
07
25
40
3D
50
32
1E
32
2D
00
05
25
40
02
82
08
08
00
0C
04
70
01
02
00
07
25
40
3D
50
32
1E
32
2D
8
Interface Voltage Level
9
t
t
CK @ CLMAX (Byte 18) [ns]
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
AC SDRAM @ CLMAX (Byte 18) [ns]
Error Correction Support (non-ECC, ECC)
Refresh Rate and Type
Primary SDRAM Width
Error Checking SDRAM Width
Not used
Burst Length Supported
Number of Banks on SDRAM Device
Supported CAS Latencies
DIMM Mechanical Characteristics
DIMM Type Information
DIMM Attributes
Component Attributes
t
t
t
t
t
t
t
t
CK @ CLMAX -1 (Byte 18) [ns]
AC SDRAM @ CLMAX -1 [ns]
CK @ CLMAX -2 (Byte 18) [ns]
AC SDRAM @ CLMAX -2 [ns]
RP.MIN [ns]
RRD.MIN [ns]
RCD.MIN [ns]
RAS.MIN [ns]
Rev. 1.3, 2006-12
44
03292006-6GMD-RSFT
QIMONDA [ QIMONDA AG ]
