MT48LC128M4A2_07 Datasheet, PDF (1/68 Pages) Micron Technology – 512Mb x4, x8, x16 SDRAM

512Mb: x4, x8, x16 SDRAM
Features
Synchronous DRAM
MT48LC128M4A2 – 32 Meg x 4 x 4 banks
MT48LC64M8A2 – 16 Meg x 8 x 4 banks
MT48LC32M16A2 – 8 Meg x 16 x 4 banks
For the latest data sheet, refer to Micron’s Web site
Features
• PC100- and PC133-compliant
• Fully synchronous; all signals registered on positive
edge of system clock
• Internal pipelined operation; column address can be
changed every clock cycle
• Internal banks for hiding row access/precharge
• Programmable burst lengths: 1, 2, 4, 8, or full page
• Auto precharge, includes concurrent auto precharge,
and auto refresh modes
• Self refresh mode
• 64ms, 8,192-cycle refresh
• LVTTL-compatible inputs and outputs
• Single +3.3V ±0.3V power supply
Table 1: Address Table
Parameter 32 Meg x 4 32 Meg x 8 32 Meg x 16
Configuration 32 Meg x 4 16 Meg x 8
x 4 banks x 4 banks
Refresh count
8K
8K
Row
addressing
8K (A0–A12) 8K (A0–A12)
Bank
addressing
4 (BA0, BA1) 4 (BA0, BA1)
Column
addressing
4K (A0–A9, 2K (A0–A9,
A11, A12)
A11)
8 Meg x 16
x 4 banks
8K
8K (A0–A12)
4 (BA0, BA1)
1K (A0–A9)
Table 2: Key Timing Parameters
Speed
Grade
-7E
-75
-7E
-75
Access Time
Clock
Frequency CL = 2 CL = 3
143 MHz
133 MHz
133 MHz
100 MHz
–
–
5.4ns
6ns
5.4ns
5.4ns
–
–
Setup
Time
1.5ns
1.5ns
1.5ns
1.5ns
Part Number Example:
MT48LC32M16A2P-75:C
Hold
Time
0.8ns
0.8ns
0.8ns
0.8ns
Options
• Configurations
– 128 Meg x 4 (32 Meg x 4 x 4 banks)
– 64 Meg x 8 (16 Meg x 8 x 4 banks)
– 32 Meg x 16 (8 Meg x 16 x 4 banks)
• WRITE recovery (^tWR)
– ^tWR = “2 CLK”¹
• Plastic package – OCPL²
– 54-pin TSOP II (400 mil)
– 54-pin TSOP II (400 mil) Pb-free
• Timing (cycle time)
– 7.5ns @ CL = 2 (PC133)
– 7.5ns@ CL = 3 (PC133)
• Self refresh
– Standard
– Low power
• Operating temperature range
– Commercial (0^oC to +70^oC)
– Industrial (–40^oC +85^oC)
• Revision
Marking
128M4
64M8
32M16
A2
TG
P
-7E⁴
-75
None
L³
None
IT
:C
Notes: 1. Refer to Micron technical note: TN-48-05.
2. Off-center parting line.
3. Contact factory for availability.
4. Available on x4 and x8 only.
PDF: 09005aef809bf8f3/Source: 09005aef80818a4a
512MbSDRAMfront.fm - Rev. L 10/07 EN
1
Micron Technology, Inc., reserves the right to change products or specifications without notice.
©2000 Micron Technology, Inc. All rights reserved.
Products and specifications discussed herein are subject to change by Micron without notice.