mt18hvf25672py-53e Micron Semiconductor Products, mt18hvf25672py-53e Datasheet - Page 13

• Manufacturer Part Number: mt18hvf25672py-53e
• Description: 1gb, 2gb X72, Ecc, Sr 240-pin Ddr2 Vlp Rdimm
• Manufacturer: Micron Semiconductor Products

Table 16:
PDF: 09005aef827840fc/Source: 09005aef826fd98c
HVF18C128_256x72.fm - Rev. A 3/07 EN
Byte
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
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 SDRAM
Number of column addresses on SDRAM
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
weak driver and 50Ω ODT (03)
SDRAM cycle time,
SDRAM access from CK,
SDRAM cycle time,
SDRAM access from CK,
Serial Presence-Detect Matrix
Description
t
t
t
CK
CK, MAX CL - 1
CK, MAX CL - 2
t
t
AC, MAX CL - 1
AC, MAX CL - 2
t
AC
1GB, 2GB (x72, ECC, SR) 240-Pin DDR2 VLP RDIMM
17.9mm, single rank
Registered DIMM
ECC and parity (P)
Entry (Version)
13
-53E/-40E (4, 3)
-80E/-800/-667
DDR2 SDRAM
-800 (6, 5, 4)
-667 (5, 4, 3)
1 PLL, 2 Reg
7.81µs/SELF
-80E (5, 4)
SSTL 1.8V
-80E/-800
-53E/-40E
-80E/-667
-53E/-40E
-80E/-800
-80E/-800
-53E/-40E
-80E/-800
-53E/-40E
4 or 8
-80E
-800
-667
-53E
-40E
-667
-53E
-40E
-800
-667
-53E
-40E
-667
-667
128
256
ECC
4, 8
14
10
72
0
4
4
0
Micron Technology, Inc., reserves the right to change products or specifications without notice.
03/03/–
00/3D
00/40
3D/–
1GB
0B
0C
80
08
08
0E
00
48
00
05
25
25
40
02
06
82
04
04
00
04
30
70
01
01
05
30
40
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
Serial Presence-Detect
©2007 Micron Technology, Inc. All rights reserved.
00/3D
00/40
2GB
0B
3D
0C
3D
80
08
08
0E
00
48
00
05
25
25
30
50
40
45
50
60
02
06
82
04
04
00
08
30
70
38
18
01
01
05
03
01
30
50
40
45
50
60
50
00
45
00