MT8VDDT6432UY-5K1 Micron Technology Inc, MT8VDDT6432UY-5K1 Datasheet - Page 34

• Manufacturer Part Number: MT8VDDT6432UY-5K1
• Description: MODULE DDR 256MB 100-DIMM
• Manufacturer: Micron Technology Inc

Specifications of MT8VDDT6432UY-5K1

• Memory Type: DDR SDRAM
• Memory Size: 256MB
• Speed: 400MT/s
• Package / Case: 100-DIMM
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

Table 20:
pdf: 09005aef80745603, source: 09005aef807455eb
DD8C32_64_128x32UG_2.fm - Rev. G 5/05 EN
Byte
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
0
1
2
3
4
5
6
7
8
9
Number of SPD Bytes Used by Micron
Total Number of Bytes in SPD Device
Fundamental Memory Type
Number of Row Addresses on Assembly
Number of Column Addresses on
Assembly
Number of Physical Ranks on Dimm
Module Data Width
Module Data Width (Continued)
Module Voltage Interface Levels
SDRAM Cycle Time, (
(CAS Latency = 2.5)
SDRAM Access From Clock (
(CAS Latency = 2.5)
Module Configuration Type
Refresh Rate/Type
Sdram Device Width (Primary DDR
SDRAM)
Error-Checking DDR SDRAM Data Width
Minimum Clock Delay, Back-to-Back
Random Column Access
Burst Lengths Supported
Number of Banks on DDR SDRAM
Device
CAS Latencies Supported
CS Latency
WE Latency
SDRAM Module Attributes
SDRAM Device Attributes: General
SDRAM Cycle Time,
2)
SDRAM Access from Clock,
Latency = 2)
SDRAM Cycle Time,
1.5)
SDRAM Access From Clock,
Latency = 1.5)
Minimum Row Precharge Time,
note 3)
Minimum Row Active to Row Active,
t
Minimum RAS# to CAS# Delay,
note 3)
RRD
Serial Presence-Detect Matrix
“1”/“0”: Serial Data, “driven to HIGH”/“driven to LOW”; notes appear on page 35
Description
t
t
t
CK (CAS Latency =
CK (CAS Latency =
CK)
t
t
t
AC (CAS
AC)
AC (CAS
t
RCD (see
t
RP (see
128MB, 256MB, 512MB: (x32, DR) 100-Pin DDR UDIMM
Fast/Concurrent AP
15.62µs, 7.8µs/SELF
Entry (Version)
Unbuffered/Diff.
0.75ns (-75Z/-75)
0.75ns (-75Z/-75)
20ns (-75Z/-75)
15ns (-75Z/-75)
20ns (-75Z/-75)
DDR SDRAM
7.0ns (-75Z)
7.5ns (-75Z)
7.5ns (-75)
10ns (-75)
SSTL 2.5V
0.7ns (-6)
7.5ns (-6)
0.7ns (-6)
18ns (-6)
12ns (-6)
18ns (-6)
6ns (-6)
1 clock
12, 13
10, 11
2, 4, 8
None
None
2, 2.5
Clock
128
256
N/A
N/A
32
2
0
8
4
0
1
34
MT8VDDT3232U MT8VDDT6432U MT8VDDT12832U
Micron Technology, Inc., reserves the right to change products or specifications without notice.
0A
A0
0C
0C
C0
3C
80
08
07
02
20
00
04
60
70
75
70
75
00
80
08
00
01
0E
04
01
02
20
75
75
70
75
00
00
48
50
30
48
50
Serial Presence Detect
©2004, 2005 Micron Technology, Inc. All rights reserved.
0D
0A
A0
0C
C0
3C
80
08
07
02
20
00
04
60
70
75
70
75
00
82
08
00
01
0E
04
01
02
20
75
75
70
75
00
00
48
50
30
48
50
0D
A0
80
08
07
0B
02
20
00
04
60
70
75
70
75
00
82
08
00
01
0E
04
0C
01
02
20
C0
75
75
70
75
00
00
48
50
30
3C
48
50