MT18VDDF12872 Datasheet, PDF (29/31 Pages) Micron Technology – DDR SDRAM REGISTERED DIMM

512MB, 1GB (x72, ECC, SR) PC3200
184-PIN DDR SDRAM RDIMM
Table 21: Serial Presence-Detect Matrix
“1”/“0”: Serial Data, “driven to HIGH”/“driven to LOW”; notes at end of Serial Presence-Detect Matrix
BYTE
DESCRIPTION
45 SDRAM Device Max Read Data Hold Skew Factor
(^tQHS)
46-61 Reserved
47 DIMM Height
48-61 Reserved
62 SPD Revision
63 Checksum for Bytes 0-62
64 Manufacturer’s JEDEC ID Code
65-71 Manufacturer’s JEDEC IDCode
72 Manufacturing Location
73-90 Module Part Number (ASCII)
91 PCB Identification Code
92 Identification Code (Continued)
93 Year of Manufacture in BCD
94 Week of Manufacture in BCD
95-98 Module Serial Number
99-127 Manufacturer-Specific Data (RSVD)
ENTRY (VERSION)
0.5ns (-40B)
Release 1.1
-40B
MICRON
(Continued)
01–12
Release 1.1
1–9
0
MT18VDDF6472 MT18VDDF12872
50
50
00
01
00
11
D1
2C
FF
01–0C
Variable Data
01–09
00
Variable Data
Variable Data
Variable Data
–
00
01
00
11
53
2C
FF
01–0C
Variable Data
01–09
00
Variable Data
Variable Data
Variable Data
–
pdf: 09005aef80f6b913, source: 09005aef80f6b41c
DDAF18C64_128x72G.fm - Rev. C 9/04 EN
29
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©2004 Micron Technology, Inc. All rights reserved.