MT9VDDT3272AG Datasheet, PDF (26/27 Pages) Micron Technology – DDR SDRAM UNBUFFERED DIMM

128MB, 256MB, 512MB (x72, ECC, SR), PC3200
184-Pin DDR SDRAM UDIMM
Table 21: Serial Presence-Detect Matrix (Continued)
“1”/“0”: Serial Data, “driven to HIGH”/“driven to LOW”
BYTE
DESCRIPTION
ENTRY (VERSION) MT9VDDT1672A MT9VDDT3272A MT9VDDT6472A
30 _{Minimum RAS# Pulse Width,} t_RAS
31 Module Rank Density
32 _{Address And Command Setup Time,} t_IS
33 _{Address And Command Hold Time,} t_IH
34 _{Data/ Data Mask Input Setup Time,} t_DS
35 _{Data/ Data Mask Input Hold Time,} t_DH
36-40 Reserved
41 _{Min Active Auto Refresh Time,}t_RC
42 Minimum Auto Refresh to Active/ Auto
Refresh Command Period, ^tRFC
43 _{SDRAM Device Max Cycle Time,} t_CKMAX
44 SDRAM Device Max DQS-DQ Skew
Time, ^tDQSQ
45 SDRAM Device Max Read Data Hold
Skew Factor, ^tQHS
46 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 ID Code
72 Manufacturing Location
73-90 Module Part Number (ASCII)
91 PCB Identification Code
40ns (-40B)
128MB, 256MB,
512MB
0.6ns (-40B)
0.6ns (-40B)
0.4ns (-40B)
0.4ns (-40B)
55ns (-40B)
70ns (-40B)
12ns (-40B)
0.4ns (-40B)
0.5ns (-40B)
Release 1.1
-40B
MICRON
(Continued)
01–12
1-9
28
28
28
20
40
80
60
60
60
60
60
60
40
40
40
40
40
40
00
00
00
37
37
37
46
46
46
30
30
30
28
28
28
50
50
50
00
01
00
11
6F
2C
FF
01–0C
Variable Data
01-09
00
01
00
11
92
2C
FF
01–0C
Variable Data
01-09
00
01
00
11
D3
2C
FF
01–0C
Variable Data
01-09
92 Identification Code (Continued)
93 Year of Manufacture in BCD
94 Week of Manufacture in BCD
0
00
00
00
Variable Data Variable Data Variable Data
Variable Data Variable Data Variable Data
95-98 Module Serial Number
99-127 Manufacturer-Specific Data (RSVD)
Variable Data
–
Variable Data
–
Variable Data
–
pdf: 09005aef80a43e7d, source: 09005aef80a43d77
DDA9C16_32_64x72AG.fm - Rev. B 9/04 EN
26
Micron Technology, Inc., reserves the right to change products or specifications without notice.
©2004 Micron Technology, Inc.