mt18lsdt12872a Micron Semiconductor Products, mt18lsdt12872a Datasheet - Page 26

• Manufacturer Part Number: mt18lsdt12872a
• Description: Synchronous Dram Module
• Manufacturer: Micron Semiconductor Products

Table 22:
PDF: 09005aef8088b1bf/Source: 09005aef808807ca
SD9_18C64_128X72AG.fm - Rev. C 6/05 EN
99–125 Manufacturer-Specific data (RSVD)
36–40
42–61
65–71
73–90
95–98
Byte
126
127
41
62
63
64
72
91
92
93
94
Description
Reserved
Device minimum active/auto-refresh time,
Reserved
SPD revision
Checksum For bytes 0–62
Manufacturer’s JEDEC ID code
Manufacturer’s JEDEC ID code (continued)
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
System frequency
SDRAM component and clock detail
Serial Presence-Detect Matrix (continued)
V
DD
= +3.3V ±0.3V; “1”/”0”: Serial Data, “driven to HIGH”/”driven to LOW”
Notes: 1. The value of
cation value is 37ns.
512MB (SR), 1GB (DR): (x72, ECC) 168-Pin SDRAM UDIMM
t
RAS used for -13E modules is calculated from
t
RC
26
60ns (-13E)
66ns (-133)
(-13E/-133)
(Version)
100 MHz
MICRON
Rev. 2.0
Entry
(-13E)
(-133)
1– 12
1–9
0
Micron Technology, Inc., reserves the right to change products or specifications without notice.
MT9LSDT6472A
Variable Data
Variable Data
Variable Data
Variable Data
01 - 0C
01–09
DE
3C
2C
AF
00
42
00
02
24
00
64
FF
Serial Presence Detect
t
RC -
©2002 Micron Technology, Inc. All rights reserved.
t
RP. Actual device specifi-
MT18LSDT12872A
Variable Data
Variable Data
Variable Data
Variable Data
01 - 0C
01–09
3C
DF
2C
00
42
00
02
25
00
64
FF
FF