mt4htf6464ay-80e Micron Semiconductor Products, mt4htf6464ay-80e Datasheet - Page 14

• Manufacturer Part Number: mt4htf6464ay-80e
• Description: 128mb, 256mb, 512mb X64, Sr 240-pin Ddr2 Sdram Udimm
• Manufacturer: Micron Semiconductor Products

Table 16:
PDF: 09005aef80ed6fda/Source: 09005aef80ed6fb0
HTF4C16_32_64x64A.fm - Rev. F 4/07 EN
Byte
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
MIN row precharge time,
MIN row active-to-row active,
MIN RAS#-to-CAS# delay,
MIN active-to-precharge time,
Module rank density
Address and command setup time,
Address and command hold time,
Data/data mask input setup time,
Data/data mask input hold time,
Write recovery time,
WRITE-to-READ command delay,
READ-to-PRECHARGE command delay,
t
Memory analysis probe
Extension for bytes 41 and 42
MIN active-to-active/refresh time,
MIN AUTO REFRESH-to-ACTIVE/
AUTO REFRESH command period,
SDRAM device MAX cycle time,
t
SDRAM device MAX DQS–DQ skew time,
t
SDRAM device MAX read data hold skew
factor,
RTP
CK (MAX)
DQSQ
Serial Presence-Detect Matrix (continued)
t
QHS
Description
t
WR
128MB, 256MB, 512MB (x64, SR) 240-Pin DDR2 SDRAM UDIMM
t
t
RCD
RP
t
t
RRD
RAS
t
t
DH
WTR
t
t
t
t
DS
RC
RFC
IH
t
IS
b
b
b
2
b
Entry (Version)
128MB, 256MB,
-80E/-667/-53E
-800/-667/-53E
-800/-667
-53E/-40E
-800/-667
-53E/-40E
-80E/-800
-667/-53E
-80E/-800
-80E/-800
-80E/-800
-667/-53E
-80E/-800
-800/-40E
-800/-667
-53E/-40E
-80E/-800
-80E/-800
512MB
-80E
-80E
-40E
-667
-53E
-40E
-667
-53E
-40E
-40E
-667
-53E
-40E
-80E
-80E
-40E
-667
-53E
-40E
-667
-53E
-40E
14
–
–
–
–
–
–
Micron Technology, Inc., reserves the right to change products or specifications without notice.
128MB
–/3C/3C
–/1E/1E
–/3C
–/3C
–/00
2D
2D
3C
3C
3C
4B
28
28
20
20
25
35
27
37
47
10
15
17
22
27
28
1E
00
00
37
80
18
1E
23
22
28
–
–
–
–
–
–
–
–
–
–
–
1
Serial Presence-Detect
256MB
©2003 Micron Technology, Inc. All rights reserved.
2D
2D
2D
32
3C
3C
28
32
3C
3C
28
40
17
20
25
35
25
27
37
47
05
10
15
12
17
22
27
3C
1E
28
1E
00
30
00
00
39
3C
37
69
80
14
18
1E
23
1E
22
28
512MB
2D
2D
2D
32
3C
3C
28
32
3C
3C
28
80
17
20
25
35
25
27
37
47
05
10
15
12
17
22
27
3C
1E
28
1E
00
36
06
06
39
3C
37
80
14
18
1E
23
1E
22
28
7F