HYS[64/72]D[16/32/64][300/301/320][G/H]U–[5/6]–C
Unbuffered DDR SDRAM Modules
SPD Contents
Table 15
SPD Codes for HYS[64/72]D[16/32/64][300/301/320]GU–6–C
Product Type
Organization
128MB
256MB
256MB
512MB
512MB
×64
×64
×72
×64
×72
1 Rank
(×16)
1 Rank (×8) 1 Rank (×8) 2 Ranks
(×8)
2 Ranks
(×8)
Label Code
PC2700U– PC2700U– PC2700U–
PC2700U– PC2700U–
25330
Rev. 0.0
HEX
25330
Rev. 0.0
HEX
25330
Rev. 0.0
HEX
25330
Rev. 0.0
HEX
25330
Rev. 0.0
HEX
JEDEC SPD Revision
Byte#
Description
28
29
30
31
32
33
34
35
t
t
t
RRDmin [ns]
RCDmin [ns]
RASmin [ns]
30
48
2A
20
75
75
45
45
00
3C
48
30
2D
55
00
00
00
00
E8
7F
7F
7F
7F
7F
51
00
00
xx
30
48
2A
40
75
75
45
45
00
3C
48
30
2D
55
00
00
00
00
01
7F
7F
7F
7F
7F
51
00
00
xx
30
48
2A
40
75
75
45
45
00
3C
48
30
2D
55
00
00
00
00
13
7F
7F
7F
7F
7F
51
00
00
xx
30
48
2A
40
75
75
45
45
00
3C
48
30
2D
55
00
00
00
00
02
7F
7F
7F
7F
7F
51
00
00
xx
30
48
2A
40
75
75
45
45
00
3C
48
30
2D
55
00
00
00
00
14
7F
7F
7F
7F
7F
51
00
00
xx
Module Density per Rank
tAS,
tAH,
t
t
t
t
CS [ns]
CH [ns]
DS [ns]
DH [ns]
36 - 40 Not used
41
42
43
44
45
46
47
t
t
t
t
t
RCmin [ns]
RFCmin [ns]
CKmax [ns]
DQSQmax [ns]
QHSmax [ns]
Not used
DIMM PCB Height
48 - 61 Not used
62
63
64
65
66
67
68
69
70
71
72
SPD Revision
Checksum of Byte 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
Internet Data Sheet
23
Rev. 1.11, 2007 - 01
09152006-1LHY-N6G4
QIMONDA [ QIMONDA AG ]
