mt18hts25672rhy-53e Micron Semiconductor Products, mt18hts25672rhy-53e Datasheet - Page 21

• Manufacturer Part Number: mt18hts25672rhy-53e
• Description: 2gb, 4gb X72, Ecc, Dr 200-pin Ddr2 Sdram Sordimm
• Manufacturer: Micron Semiconductor Products

Table 31:
PDF: 09005aef828665bd/Source: 09005aef828665a3
HTS18C_256_512x72RH.fm - Rev. B 5/08 EN
128–255 Reserved for customer-specific data
99–127
47–61
65–71
73–90
95–98
Byte
33
34
35
36
37
38
39
40
41
42
43
44
45
46
62
63
64
72
91
92
93
94
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
Manufacturer’s JEDEC ID code
Manufacturer’s JEDEC ID code
Manufacturing location
Module part number (ASCII)
PCB identification code
Identification code (continued)
Year of manufacture in BCD
Week of manufacture in BCD
Module serial number
Reserved for manufacturer-specific data
QHS
Serial Presence-Detect Matrix (continued)
Notes:
1. The
Description
t
RFC
DDR2 device specification is
t
WR
t
RC SPD values shown are JEDEC DDR2 device specification values. The actual Micron
t
CK (MAX)
2GB, 4GB (x72, ECC, DR) 200-Pin DDR2 SDRAM SORDIMM
t
t
DH
WTR
t
t
t
DS
RC
IH
b
b
b
1
t
RTP
t
DQSQ
t
21
RC = 55ns for all speed grades.
Entry (Version)
(continued)
Release 1.2
-667/-53E
-667/-53E
-667/-53E
MICRON
1–12
-667
-53E
-40E
-40E
-667
-53E
-40E
-40E
-40E
-667
-53E
-40E
-667
-53E
-40E
-667
-53E
-40E
1–9
0
–
–
–
–
Micron Technology, Inc., reserves the right to change products or specifications without notice.
Variable data
Variable data
Variable data
Variable data
01–0C
01–09
2GB
2D
27
37
47
10
15
17
22
27
3C
1E
28
1E
00
06
3C
37
80
18
1E
23
22
28
00
12
24
CF
36
2C
00
00
7F
0F
FF
FF
Serial Presence-Detect
©2007 Micron Technology, Inc. All rights reserved.
Variable data
Variable data
Variable data
Variable data
01–0C
01–09
4GB
2D
3C
3C
C5
C6
CE
2C
27
37
47
10
15
17
22
27
1E
28
1E
00
06
37
80
18
1E
23
22
28
0F
00
12
17
00
00
FF
FF