Internet Data Sheet
HYS64T[32/64/128]xxxEDL–[25F/…/3.7](–)B2
Small Outlined DDR2 SDRAM Modules
Product Type
Organization
256MB
256MB
512MB
512MB
×64
×64
×64
×64
1 Rank (×16) 1 Rank (×16) 2 Ranks
(×16)
2 Ranks
(×16)
Label Code
PC2–
PC2–
PC2–
PC2–
6400S–666 6400S–666 6400S–666 6400S–666
JEDEC SPD Revision
Rev. 1.2
HEX
Rev. 1.2
HEX
Rev. 1.2
HEX
Rev. 1.2
HEX
Byte#
Description
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
Component Attributes
07
30
45
3D
50
3C
28
3C
2D
40
17
25
05
12
3C
1E
1E
00
00
3C
69
80
14
1E
07
30
45
3D
50
3C
28
3C
2D
40
17
25
05
12
3C
1E
1E
00
00
3C
69
80
14
1E
07
30
45
3D
50
3C
28
3C
2D
40
17
25
05
12
3C
1E
1E
00
00
3C
69
80
14
1E
07
30
45
3D
50
3C
28
3C
2D
40
17
25
05
12
3C
1E
1E
00
00
3C
69
80
14
1E
t
t
t
t
t
t
t
t
CK @ CLMAX -1 (Byte 18) [ns]
AC SDRAM @ CLMAX -1 [ns]
CK @ CLMAX -2 (Byte 18) [ns]
AC SDRAM @ CLMAX -2 [ns]
RP.MIN [ns]
RRD.MIN [ns]
RCD.MIN [ns]
RAS.MIN [ns]
Module Density per Rank
t
t
t
t
t
t
t
AS.MIN and tCS.MIN [ns]
AH.MIN and tCH.MIN [ns]
DS.MIN [ns]
DH.MIN [ns]
WR.MIN [ns]
WTR.MIN [ns]
RTP.MIN [ns]
Analysis Characteristics
t
t
t
t
t
t
RC and tRFC Extension
RC.MIN [ns]
RFC.MIN [ns]
CK.MAX [ns]
DQSQ.MAX [ns]
QHS.MAX [ns]
Rev. 1.1, 2007-01
45
08212006-PKYN-2H1B