Internet Data Sheet
Rev. 1.1, 2007-03
03292006-EO3M-LEK7
55
HYS72T[64/128/256]xxxHP–[25F/2.5/3/3S/3.7]–B
240-Pin Registered DDR2 SDRAM
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
T
0
(DT0)
T
2N
(DT2N, UDIMM) or
T
2Q
(DT2Q, RDIMM)
T
2P
(DT2P)
T
3N
(DT3N)
T
3P.fast
(DT3P fast)
T
3P.slow
(DT3P slow)
T
4R
(DT4R) /
T
4R4W
Sign (DT4R4W)
T
5B
(DT5B)
T
7
(DT7)
Psi(ca) PLL
Psi(ca) REG
T
PLL
(DTPLL)
T
REG
(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)
Manufacturer’s JEDEC ID Code (7)
Manufacturer’s JEDEC ID Code (8)
Module Manufacturer Location
Product Type, Char 1
Product Type, Char 2
43
29
36
21
41
2A
40
1E
22
C4
8C
61
78
12
82
7F
7F
7F
7F
7F
51
00
00
xx
37
32
43
29
36
21
41
2A
40
1E
22
C4
8C
61
78
12
FD
7F
7F
7F
7F
7F
51
00
00
xx
37
32
43
29
36
21
41
2A
40
1E
22
C4
8C
61
78
12
84
7F
7F
7F
7F
7F
51
00
00
xx
37
32
43
29
36
21
41
2A
40
1E
22
C4
8C
61
78
12
00
7F
7F
7F
7F
7F
51
00
00
xx
37
32
Product Type
H
H
H
H
Organization
512MB
1 GByte
1 GByte
2 GByte
×
72
×
72
×
72
×
72
1 Rank (
×
8)
1 Rank (
×
4)
2 Ranks (
×
8) 2 Ranks (
×
4)
Label Code
PC2–
4200P–444
PC2–
4200P–444
PC2–
4200P–444
PC2–
4200P–444
JEDEC SPD Revision
Rev. 1.2
Rev. 1.2
Rev. 1.2
Rev. 1.2
Byte#
Description
HEX
HEX
HEX
HEX