mt46h8m16lfcf-75-it Micron Semiconductor Products, mt46h8m16lfcf-75-it Datasheet

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mt46h8m16lfcf-75-it

Manufacturer Part Number
mt46h8m16lfcf-75-it
Description
128mb Mobile Ddr Sdram Mt46h4m32lfb5-6
Manufacturer
Micron Semiconductor Products
Datasheet
Mobile DDR SDRAM
MT46H8M16LF – 2 Meg x 16 x 4 banks
MT46H4M32LF – 1 Meg x 32 x 4 banks
Features
• V
• Bidirectional data strobe per byte of data (DQS)
• Internal, pipelined double data rate (DDR)
• Differential clock inputs (CK and CK#)
• Commands entered on each positive CK edge
• DQS edge-aligned with data for READs; center-
• Four internal banks for concurrent operation
• Data masks (DM) for masking write data—one mask
• Programmable burst lengths: 2, 4, 8, or 16
• Concurrent auto precharge option is supported
• Auto refresh and self refresh modes
• 1.8V LVCMOS-compatible inputs
• On-chip temperature sensor to control self refresh
• Partial-array self refresh (PASR)
• Deep power-down (DPD)
• Status read register (SRR)
• Selectable output drive strength (DS)
• Clock stop capability
• 64ms refresh
Table 2:
PDF: 09005aef8331b3e9 / Source: 09005aef8331b3ce
128mb_mobile_ddr_sdram_t35m__1.fm - Rev. B 06/08 EN
‡Products and specifications discussed herein are for evaluation and reference purposes only and are subject to change by
Architecture
Configuration
Refresh count
Row addressing
Column addressing
architecture; two data accesses per clock cycle
aligned with data for WRITEs
per byte
rate
Micron without notice. Products are only warranted by Micron to meet Micron’s production data sheet specifications.
DD/
V
DD
Q = 1.70–1.95V
Configuration Addressing
2 Meg x 16 x 4 banks
8 Meg x 16
4K (A[11:0])
512 (A[8:0])
4K
1
Options
• V
• Configuration
• Row-size option
• Plastic “green” package
• Timing – cycle time
• Operating temperature range
• Die revision
Notes: 1. Only available for x16 configuration.
Table 1:
– 1.8V/1.8V
– 8 Meg x 16 (2 Meg x 16 x 4 banks)
– 4 Meg x 32 (1 Meg x 32 x 4 banks)
– JEDEC-standard option
– 60-ball VFBGA (8mm x 9mm)
– 90-ball VFBGA (8mm x 13mm)
– 5ns @ CL = 3
– 5.4ns @ CL = 3
– 6ns @ CL = 3
– 7.5ns @ CL = 3
– Commercial (0° to +70°C)
– Industrial (–40°C to +85°C)
Speed Grade
DD
Micron Technology, Inc., reserves the right to change products or specifications without notice.
/V
128Mb: x16, x32 Mobile DDR SDRAM
2. Only available for x32 configuration.
-54
-75
-5
-6
DD
Q
Key Timing Parameters (CL = 3)
Clock Rate (MHz)
200
185
166
133
1 Meg x 32 x 4 banks
©2007 Micron Technology, Inc. All rights reserved.
4 Meg x 32
256 (A[7:0])
4K (A11:0])
1
2
4K
Access Time
Marking
Preliminary
5.0ns
5.0ns
5.0ns
6.0ns
Features
8M16
4M32
None
-54
-75
BF
LF
B5
IT
-5
-6
:K
H

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