MT9HTF6472AY-40ED4 Micron Technology Inc, MT9HTF6472AY-40ED4 Datasheet - Page 14

• Manufacturer Part Number: MT9HTF6472AY-40ED4
• Description: MODULE DDR2 512MB 240-DIMM
• Manufacturer: Micron Technology Inc

Specifications of MT9HTF6472AY-40ED4

• Memory Type: DDR2 SDRAM
• Memory Size: 512MB
• Speed: 400MT/s
• Package / Case: 240-DIMM
• Main Category: DRAM Module
• Sub-category: DDR2 SDRAM
• Module Type: 240RDIMM
• Device Core Size: 72b
• Organization: 64Mx72
• Total Density: 512MByte
• Chip Density: 512Mb
• Access Time (max): 60ps
• Maximum Clock Rate: 400MHz
• Operating Supply Voltage (typ): 1.8V
• Operating Current: 1.035A
• Number Of Elements: 9
• Operating Supply Voltage (max): 1.9V
• Operating Supply Voltage (min): 1.7V
• Operating Temp Range: 0C to 85C
• Operating Temperature Classification: Commercial
• Pin Count: 240
• Mounting: Socket
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

Figure 5:
pdf: 09005aef80e6f860, source: 09005aef80e5b799
HTF9C32_64_128x72AG_2.fm - Rev. C 6/05 EN
Mode Register (MR) Definition
512MB Address Bus
256MB Address Bus
1GB Address Bus
BA2
0*
16
M15
0
0
1
1
256MB, 512MB, 1GB (x72, SR, ECC) 240-Pin DDR2 SDRAM UDIMM
BA1
BA1
15
15
MR
MR
M14
0
1
0
1
14
14
BA1
14
BA0
BA0
M12
MR
0
1
Extended Mode Register (EMR2)
Extended Mode Register (EMR3)
0*
0*
Extended Mode Register (EMR)
13
13
13
M11
BA0
A13
A13
(Low Power)
0
0
0
0
1
1
1
1
Mode Register Definition
PD mode
(Normal)
Slow Exit
Fast Exit
PD
PD
PD
12
12
12
A12 A11
Mode Register (MR)
A12 A11
A12 A11
M10
0
0
1
1
0
0
1
1
11
11
11
M9
0
1
0
1
0
1
0
1
WR
WR
WR
10
10
10
A10
A10
A10
WRITE RECOVERY
9
9
9
Reserved
Reserved
Reserved
A9
A9
A9
DLL TM
M8
DLL TM
DLL TM
0
1
2
3
4
5
6
8
8
8
A8
A8
A8
DLL Reset
M7
0
1
7
7
7
A7 A6 A5 A4 A3
A7 A6 A5 A4 A3
A7 A6 A5 A4 A3
Yes
No
CAS# Latency BT
CAS# Latency BT
CAS# Latency BT
Normal
14
Mode
6
6
6
Test
5
5
5
M6
0
0
0
0
1
1
1
1
4
4
4
M5
0
0
1
1
0
0
1
1
3
3
3
Micron Technology, Inc., reserves the right to change products or specifications without notice.
M3
M4
0
1
Burst Length
0
1
0
1
0
1
0
1
Burst Length
Burst Length
2
2
2
A2 A1 A0
A2 A1 A0
A2 A1 A0
M2
0
0
0
0
1
1
1
1
1
1
1
M1
0
0
1
1
0
0
1
1
Interleaved
Burst Type
Sequential
CAS Latency
0
0
0
M0
Reserved
Reserved
Reserved
Reserved
Reserved
Reserved
0
1
0
1
0
1
0
1
Mode Register (Mx)
Mode Register (Mx)
Mode Register (Mx)
3
4
Burst Length
Address Bus
Address Bus
Address Bus
Reserved
Reserved
Reserved
Reserved
Reserved
Reserved
4
8
©2003, 2004, 2005 Micron Technology, Inc. All rights reserved.
Mode Register (MR)