mt18hvs25672rhy-667 Micron Semiconductor Products, mt18hvs25672rhy-667 Datasheet - Page 19

• Manufacturer Part Number: mt18hvs25672rhy-667
• Description: 2gb X72, Dr 200-pin Ddr2 Sdram Vlp Sordimm
• Manufacturer: Micron Semiconductor Products

Table 29:
PDF: 09005aef82882ad5/Source: 09005aef82882b0e
HVS18C_256x72RH.fm - Rev. B 5/08 EN
Byte
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
0
1
2
3
4
5
6
7
8
9
Number of SPD bytes used by Micron
Total number of bytes in SPD device
Fundamental memory type
Number of row addresses on assembly
Number of column addresses on assembly
DIMM height and module ranks
Module data width
Reserved
Module voltage interface levels
SDRAM cycle time,
(CL = MAX value, see byte 18)
SDRAM access from clock,
(CL = MAX value, see byte 18)
Module configuration type
Refresh rate/type
SDRAM device width (primary SDRAM)
Error-checking SDRAM data width
Reserved
Burst lengths supported
Number of banks on SDRAM device
CAS latencies supported
Module thickness
DDR2 DIMM type
SDRAM module attributes
SDRAM device attributes: weak driver (01),
or 50Ω ODT (03)
SDRAM cycle time,
SDRAM access from CK,
MAX CL - 1
SDRAM cycle time,
SDRAM access from CK,
MAX CL - 2
MIN row precharge time,
MIN row active to row active,
MIN RAS#-to-CAS# delay,
MIN active-to-precharge time,
Module rank density
Address and command setup time,
Serial Presence-Detect Matrix
t
t
t
CK
CK, MAX CL - 1
CK, MAX CL - 2
Description
t
t
AC,
AC,
t
t
t
RCD
AC
RP
t
RRD
t
RAS
t
IS
b
2GB (x72, DR) 200-Pin DDR2 SDRAM VLP SORDIMM
19
Micron Technology, Inc., reserves the right to change products or specifications without notice.
17.9mm, dual rank
Entry (Version)
-53E/-40E (4, 3)
DDR2 SDRAM
-667 (5, 4, 3)
7.81µs/SELF
1PLL, 1 Reg
SSTL 1.8V
-53E/-40E
-53E/-40E
-53E/-40E
-53E/-40E
-667/-53E
SODIMM
-667
-53E
-40E
-667
-53E
-40E
-667
-667
-667
-53E
-40E
-667
-667
-40E
1GB
-667
-53E
-40E
ECC
128
256
4, 8
14
10
72
0
8
8
0
8
Serial Presence-Detect
©2007 Micron Technology, Inc. All rights reserved.
2GB
0A
3D
0C
3D
3C
3C
2D
80
08
08
0E
11
48
00
05
30
50
45
50
60
02
82
08
08
00
08
38
18
01
04
04
03
01
50
45
50
60
50
00
45
00
1E
28
01
20
25
35