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
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
Module Density per Rank
40
17
25
05
12
3C
1E
1E
00
30
39
69
80
14
1E
00
56
7A
7F
3B
36
2E
5A
2A
80
17
25
05
12
3C
1E
1E
00
30
39
69
80
14
1E
00
50
7A
5F
3B
36
2E
5A
2A
80
17
25
05
12
3C
1E
1E
00
30
39
69
80
14
1E
00
50
7A
5F
3B
36
2E
5A
2A
80
17
25
05
12
3C
1E
1E
00
30
39
69
80
14
1E
00
50
7A
5F
3B
36
2E
5A
2A
80
17
25
05
12
3C
1E
1E
00
30
39
69
80
14
1E
00
50
7A
5F
3B
36
2E
5A
2A
t
t
t
t
t
t
t
AS.MIN and tCS.MIN [ns]
AH.MIN and tCH.MIN [ns]
DS.MIN [ns]
DH.MIN [ns]
WR.MIN [ns]
WTR.MIN [ns]
RTP.MIN [ns]
Analysis Characteristics
t
t
t
t
t
t
RC and tRFC Extension
RC.MIN [ns]
RFC.MIN [ns]
CK.MAX [ns]
DQSQ.MAX [ns]
QHS.MAX [ns]
PLL Relock Time
CASE.MAX Delta / ∆T4R4W Delta
T
Psi(T-A) DRAM
∆T0 (DT0)
∆T2N (DT2N, UDIMM) or ∆T2Q (DT2Q, RDIMM)
∆T2P (DT2P)
∆T3N (DT3N)
∆T3P.fast (DT3P fast)
∆T3P.slow (DT3P slow)
Rev. 1.3, 2006-12
45
03292006-6GMD-RSFT
QIMONDA [ QIMONDA AG ]
