mt18hvf25672pdy-800 Micron Semiconductor Products, mt18hvf25672pdy-800 Datasheet - Page 15

• Manufacturer Part Number: mt18hvf25672pdy-800
• Description: 1gb, 2gb X72, Ecc, Dr 240-pin Ddr2 Sdram Vlp Rdimm
• Manufacturer: Micron Semiconductor Products

Table 16:
PDF: 09005aef8286b286/Source: 09005aef8286b2d2
HVF18c128_256x72D.fm - Rev. A 4/07 EN
47–61
65–71
Byte
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
62
63
64
MIN RAS#-to-CAS# delay,
MIN active-to-precharge time,
Module rank density
Address and command setup time,
Address and command hold time,
Data/data mask input setup time,
Data/data mask input hold time,
Write recovery time,
WRITE-to-READ command delay,
READ-to-PRECHARGE command delay,
Memory analysis probe
Extension for bytes 41 and 42
MIN active-to-active/refresh time,
MIN AUTO REFRESH-to-ACTIVE/AUTO REFRESH
command period,
SDRAM device MAX cycle time,
SDRAM device MAX DQS–DQ skew time,
SDRAM device MAX read data hold skew factor,
t
PLL relock time
Optional features, not supported
SPD revision
Checksum for bytes 0–62 ECC/ECC and parity
Manufacturer’s JEDEC ID code
Manufacturer’s JEDEC ID code
QHS
Serial Presence-Detect Matrix (continued)
t
RFC
Description
t
WR
t
RCD
1GB, 2GB (x72, ECC, DR) 240-Pin DDR2 SDRAM VLP RDIMM
t
RAS
t
CK (MAX)
t
t
DH
WTR
t
t
t
DS
RC
IH
t
IS
b
b
b
1
b
t
RTP
t
DQSQ
15
-800/-667/-53E/-40E
-80E/-800/-667/-53E
-800/-667/-53E/-40E
Entry (Version)
-80E/-667/-53E
-800/-667/-53E
512MB, 1GB
(continued)
Micron Technology, Inc., reserves the right to change products or specifications without notice.
Release 1.2
-80E/-800
-80E/-800
-80E/-800
-667/-53E
-80E/-800
-800/-40E
-80E/-800
-80E/-800
MICRON
15µs
-80E
-40E
-667
-53E
-40E
-667
-53E
-40E
-40E
-667
-53E
-40E
-80E
-80E
-40E
-667
-53E
-40E
-667
-53E
-40E
-80E
-800
-667
-53E
-40E
Serial Presence-Detect
CC/D0
06/0A
65/69
21/25
33/37
1GB
2D
2D
32
3C
28
80
17
20
25
35
25
27
37
47
05
10
15
12
17
22
27
3C
1E
28
1E
00
30
00
39
3C
37
69
80
14
18
1E
23
1E
22
28
00
12
2C
©2007 Micron Technology, Inc. All rights reserved.
0F
FF
A7/AB
D4/D8
06/0A
C2/C6
6D/71
2GB
2D
2D
3C
3C
3C
2C
32
28
01
17
20
25
35
25
27
37
47
05
10
15
12
17
22
27
1E
28
1E
00
36
06
39
37
7F
80
14
18
1E
23
1E
22
28
0F
00
12
FF