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–
5300U–
444
PC2–
5300U–
444
PC2–
5300E–
444
PC2–
5300U–
444
PC2–
5300E–
444
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
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
PLL Relock Time
00
54
72
67
31
33
24
47
27
54
1E
37
00
00
00
00
12
DF
7F
7F
7F
7F
7F
51
00
50
7A
53
34
36
27
4C
2A
4C
20
25
00
00
00
00
12
F7
7F
7F
7F
7F
7F
51
00
50
7A
53
34
36
27
4C
2A
4C
20
25
00
00
00
00
12
09
7F
7F
7F
7F
7F
51
00
50
7A
53
34
36
27
4C
2A
4C
20
25
00
00
00
00
12
F8
7F
7F
7F
7F
7F
51
00
50
7A
53
34
36
27
4C
2A
4C
20
25
00
00
00
00
12
0A
7F
7F
7F
7F
7F
51
TCASE.MAX Delta / ∆T4R4W Delta
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)
∆T4R (DT4R) / ∆T4R4W Sign (DT4R4W)
∆T5B (DT5B)
∆T7 (DT7)
Psi(ca) PLL
Psi(ca) REG
∆TPLL (DTPLL)
∆TREG (DTREG) / Toggle Rate
SPD Revision
Checksum of Bytes 0-62
Manufacturer’s JEDEC ID Code (1)
Manufacturer’s JEDEC ID Code (2)
Manufacturer’s JEDEC ID Code (3)
Manufacturer’s JEDEC ID Code (4)
Manufacturer’s JEDEC ID Code (5)
Manufacturer’s JEDEC ID Code (6)
Rev. 1.3, 2006-12
55
03292006-6GMD-RSFT