MT16HTF12864AY-53EC2 Micron, MT16HTF12864AY-53EC2 Datasheet - Page 33

• Manufacturer Part Number: MT16HTF12864AY-53EC2
• Description: DRAM Chip, 512MB, 1GB, 2GB (x64, DR) PC2-3200, PC2-4200, 240-Pin DDR2 SDRAM UDIMM
• Manufacturer: Micron

Table 23: Serial Presence-Detect Matrix
“1”/“0”: Serial Data, “driven to HIGH”/“driven to LOW”
pdf: 09005aef80f09084, source: 09005aef80f09068
HTF16C64_128_256x64AG.fm - Rev. B 8/04 EN
BYTE
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
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
DIMM Height at Module Ranks
Module Data Width
Module Data Width (Continued)
Module Voltage Interface Levels
SDRAM Cycle Time,
= 4)
SDRAM Access from Clock,
Latency = 4)
Module Configuration Type
Refresh Rate/Type
SDRAM Device Width (Primary
SDRAM)
Error-checking SDRAM Data Width
Minimum Clock Delay, Back-to-Back
Random Column Access
Burst Lengths Supported
Number of Banks on SDRAM Device
CAS Latencies Supported
Reserved
DDR2 DIMM Type
SDRAM Module Attributes
SDRAM Device Attributes: General
SDRAM Cycle Time,
= 3)
SDRAM Access from CK,
Latency = 3)
SDRAM Cycle Time,
= 2)
SDRAM Access from CK,
Latency = 2)
Minimum Row Precharge Time,
Minimum Row Active to Row Active,
t
Minimum RAS# to CAS# Delay,
Minimum RAS# Pulse Width,
Module Rank Density
Address and Command Setup Time,
t
RRD
IS
b
DESCRIPTION
t
t
t
CK, (CAS Latency
CK, (CAS Latency
CK (CAS Latency
t
t
AC, (CAS
AC, (CAS
PC2-3200, PC2-4200, 240-Pin DDR2 SDRAM UDIMM
t
AC (CAS
t
RAS
t
RCD
t
RP
256MB, 512MB, 1GB
ENTRY (VERSION) MT16HTF6464A MT16HTF12864A MT16HTF25664A
1.18in., Dual Rank
DDR2 SDRAM
Weak Driver
Unbuffered
7.81µs/SELF
SSTL 1.8V
-53E/-40E
-53E/-40E
-53E/-40E
13 or 14
UDIMM
1 clock
4 or 8
-53E
-40E
-53E
-40E
-53E
-40E
-53E
-40E
-53E
-40E
-53E
-40E
128
256
N/A
N/A
N/A
4, 8
3, 4
10
64
0
8
0
33
Micron Technology, Inc., reserves the right to change products or specifications without notice.
512MB, 1GB, 2GB (x64, DR)
0D
0A
3D
2D
80
08
08
61
40
00
05
50
50
60
00
82
08
00
00
0C
04
18
00
02
00
01
50
50
50
60
00
00
3C
1E
3C
28
40
25
35
0A
3D
2D
0C
3C
3C
80
08
08
0E
61
40
00
05
50
50
60
00
82
08
00
00
04
18
00
02
00
01
50
50
50
60
00
00
1E
28
80
25
35
©2004 Micron Technology, Inc. All rights reserved.
0A
3D
2D
80
08
08
0E
61
40
00
05
50
50
60
00
82
08
00
00
0C
08
18
00
02
00
01
50
50
50
60
00
00
3C
1E
3C
28
01
25
35