MT47H256M4HQ-3 IT:E TR Micron Technology Inc, MT47H256M4HQ-3 IT:E TR Datasheet - Page 2

• Manufacturer Part Number: MT47H256M4HQ-3 IT:E TR
• Manufacturer: Micron Technology Inc
• Type: DDR2 SDRAMr

Specifications of MT47H256M4HQ-3 IT:E TR

• Organization: 256Mx4
• Density: 1Gb
• Address Bus: 17b
• Access Time (max): 450ps
• Maximum Clock Rate: 667MHz
• Operating Supply Voltage (typ): 1.8V
• Package Type: FBGA
• Operating Temp Range: -40C to 85C
• Operating Supply Voltage (max): 1.9V
• Operating Supply Voltage (min): 1.7V
• Supply Current: 120mA
• Pin Count: 60
• Mounting: Surface Mount
• Operating Temperature Classification: Industrial
• Lead Free Status / Rohs Status: Compliant

Table 1: Key Timing Parameters
Table 2: Addressing
Figure 1: 1Gb DDR2 Part Numbers
PDF: 09005aef821ae8bf
Rev. O 9/08 EN
Parameter
Configuration
Refresh count
Row address
Bank address
Column address
Note:
Speed Grade
1. Not all speeds and configurations are available in all packages.
-187E
-25E
-37E
-25
-3E
-5E
-3
Package
Pb-free
84-ball 8mm x 12.5mm FBGA
60-ball 8mm x 11.5mm FBGA
Lead solder
84-ball 8mm x 12.5mm FBGA
60-ball 8mm x 11.5mm FBGA
Configuration
MT47H
256 Meg x 4
128 Meg x 8
64 Meg x 16
Example Part Number: MT47H128M8B
32 Meg x 4 x 8 banks
CL = 3
A[11, 9:0] (2K)
256 Meg x 4
400
400
400
400
400
400
400
256M4
128M8
64M16
A[13:0] (16K)
Configuration
BA[2:0] (8)
8K
CL = 4
Package
533
533
533
667
533
533
400
HW
HQ
HR
HV
-
Data Rate (MT/s)
-187E
Speed
2
-25E
-37E
-25
-3E
-5E
-3
CL = 5
16 Meg x 8 x 8 banks
T-37E
667
800
667
667
667
n/a
n/a
t CK = 1.875ns, CL = 7
t CK = 2.5ns, CL = 5
t CK = 2.5ns, CL = 6
t CK = 3ns, CL = 4
t CK = 3ns, CL = 5
t CK = 3.75ns, CL = 4
t CK = 5ns, CL = 3
128 Meg x 8
A[13:0] (16K)
BA[2:0] (8)
A[9:0] (1K)
Speed Grade
AT
IT
L
Micron Technology, Inc. reserves the right to change products or specifications without notice.
:A/:E/:G
Low power
Industrial temperature
Automotive temperature
8K
Revision
:
CL = 6
1Gb: x4, x8, x16 DDR2 SDRAM
Revision
800
800
800
n/a
n/a
n/a
n/a
CL = 7
1066
© 2004 Micron Technology, Inc. All rights reserved.
n/a
n/a
n/a
n/a
n/a
n/a
8 Meg x 16 x 8 banks
64 Meg x 16
A[12:0] (8K)
BA[2:0] (8)
A[9:0] (1K)
8K
t
Features
RC (ns)
54
55
55
54
55
55
55