mt18hts25672pky-53e Micron Semiconductor Products, mt18hts25672pky-53e Datasheet - Page 15

• Manufacturer Part Number: mt18hts25672pky-53e
• Description: 2gb, 4gb X72, Dr 244-pin Ddr2 Mini-rdimm
• Manufacturer: Micron Semiconductor Products

Table 16:
PDF: 09005aef82218d23/Source: 09005aef82218d00
HTS18C256_512x72K.fm - Rev. B 9/07 EN
128–255 Reserved for customer-specific data
99–127 Reserved for manufacturer-specific data
47–61 Optional features, not supported
65–71 Manufacturer’s JEDEC ID code
73–90 Module part number (ASCII)
95–98 Module serial number
Byte
35
36
37
38
39
40
41
42
43
44
45
46
62
63
64
72
91
92
93
94
Description
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 auto/refresh time,
MIN AUTO REFRESH-to-ACTIVE/AUTO REFRESH
command period,
DDR2 device MAX cycle time,
DDR2 device MAX DQS-DQ skew time,
DDR2 device MAX read data hold skew factor,
t
PLL relock time
SPD revision
Checksum for bytes 0–62
ECC/ECC and parity
Manufacturer’s JEDEC ID code
Manufacturing location
PCB identification code
PCB identification code (continued)
Year of manufacture in BCD
Week of manufacture in BCD
QHS
Serial Presence-Detect Matrix (continued)
Notes:
t
RFC
1. The
t
DDR2 device specification is
WR
t
RC SPD values shown are JEDEC DDR2 device specification values. The actual Micron
t
CK (MAX)
t
t
DH
WTR
b
t
t
t
RTP
DQSQ
RC
2GB, 4GB (x72, DR) 244-Pin DDR2 Mini-RDIMM
Entry (Version)
t
15
RC = 55ns for all speed grades.
(continued)
Release 1.2
MICRON
8.0ns
1–12
-667
-53E
-667
-53E
-667
-53E
-667
-53E
1–9
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
Micron Technology, Inc., reserves the right to change products or specifications without notice.
Variable data
Variable data
Variable data
Variable data
Variable data
CC/D0
01–09
21/25
2GB
07
22
3C
1E
1E
00
06
3C
80
18
1E
22
28
00
12
2C
00
00
00
7F
0F
FF
Serial Presence-Detect
©2006 Micron Technology, Inc. All rights reserved.
Variable data
Variable data
Variable data
Variable data
Variable data
01–09
69/6G
14/18
4GB
3C
3C
C5
2C
07
22
1E
1E
00
06
80
18
1E
22
28
0F
00
12
00
00
00
FF