Internet Data Sheet
HYS[64/72]T[32/64/128]xx0HU–[3/3S/3.7/5]–A
Unbuffered DDR2 SDRAM Modules
Product Type
Organization
1 GByte
×64
1 GByte
×64
1 GByte
×72
2 Ranks (×8)
2 Ranks (×8)
2 Ranks (×8)
Label Code
PC2–4200U–444 PC2–4200U–444 PC2–4200E–444
JEDEC SPD Revision
Rev. 1.1
HEX
Rev. 1.2
HEX
Rev. 1.1
HEX
Byte#
Description
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
75
∆T2N (DT2N, UDIMM) or ∆T2Q (DT2Q, RDIMM)
∆T2P (DT2P)
2E
1E
1E
24
17
34
1E
20
00
00
00
00
11
D1
7F
7F
7F
7F
7F
51
00
00
xx
2E
1E
1E
24
17
34
1E
20
00
00
00
00
12
D4
7F
7F
7F
7F
7F
51
00
00
xx
2E
1E
1E
24
17
34
1E
20
00
00
00
00
11
E3
7F
7F
7F
7F
7F
51
00
00
xx
∆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)
Manufacturer’s JEDEC ID Code (7)
Manufacturer’s JEDEC ID Code (8)
Module Manufacturer Location
Product Type, Char 1
36
34
54
36
34
54
37
32
54
Product Type, Char 2
Product Type, Char 3
Rev. 1.41, 2007-05
59
03292006-EZUJ-JY4S
QIMONDA [ QIMONDA AG ]
