Internet Data Sheet
Rev. 1.0, 2006-10
09152006-R5MQ-5KS2
35
HYS72T64301HP–[3S/3.7]–A
Registered DDR2 SDRAM Modules
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
t
AC
SDRAM @ CL
MAX
-1 [ns]
t
CK
@ CL
MAX
-2 (Byte 18) [ns]
t
AC
SDRAM @ CL
MAX
-2 [ns]
t
RP.MIN
[ns]
t
RRD.MIN
[ns]
t
RCD.MIN
[ns]
t
RAS.MIN
[ns]
Module Density per Rank
t
AS.MIN
and
t
CS.MIN
[ns]
t
AH.MIN
and
t
CH.MIN
[ns]
t
DS.MIN
[ns]
t
DH.MIN
[ns]
t
WR.MIN
[ns]
t
WTR.MIN
[ns]
t
RTP.MIN
[ns]
Analysis Characteristics
t
RC
and
t
RFC
Extension
t
RC.MIN
[ns]
t
RFC.MIN
[ns]
t
CK.MAX
[ns]
t
DQSQ.MAX
[ns]
t
QHS.MAX
[ns]
PLL Relock Time
T
CASE.MAX
Delta /
T
4R4W
Delta
Psi(T-A) DRAM
T
0
(DT0)
T
2N
(DT2N, UDIMM) or
T
2Q
(DT2Q, RDIMM)
50
50
60
3C
1E
3C
2D
40
25
37
10
22
3C
1E
1E
00
00
3C
4B
80
1E
28
0F
55
82
37
1F
50
50
60
3C
1E
3C
2D
80
25
37
10
22
3C
1E
1E
00
00
3C
69
80
1E
28
0F
51
78
3F
22
50
50
60
3C
1E
3C
2D
40
25
37
10
22
3C
1E
1E
00
00
3C
4B
80
1E
28
0F
55
82
37
1F
Product Type
H
H
H
Organization
256MB
512MB
512MB
×
72
×
72
×
72
1 Rank (
×
8)
1 Rank (
×
8)
2 Ranks (
×
8)
Label Code
PC2–4200P–444
PC2–4200P–444
PC2–4200P–444
JEDEC SPD Revision
Rev. 1.2
Rev. 1.2
Rev. 1.2
Byte#
Description
HEX
HEX
HEX