256MB / 512MB (x64)
168-PIN SDRAM DIMMs
MT8LSDT3264A(I) - 256MB
MT16LSDT6464A(I) - 512MB
For the latest data sheet, please refer to the Micron Web
site: www.micron.com/moduleds
SYNCHRONOUS
DRAM MODULE
Fe a t u re s
Fig u re 1: 168-Pin DIMM (MO–161)
• PC100- and PC133-compliant
• JEDEC-standard 168-pin, dual in-line memory
module (DIMM)
Standard
• Unbuffered
• 256MB (32 Meg x 64), 512MB (64 Meg x 64)
• Single +3.3V ±0.3V power supply
• Fully synchronous; all signals registered on positive
edge of system clock
• Internal pipelined operation; colum n address can
be changed every clock cycle
Low Profile
•
Internal SDRAM banks for hiding row access/ precharge
• Program m able burst lengths: 1, 2, 4, 8, or full page
• Auto Precharge, including Concurrent Auto
Precharge, and Auto Refresh Modes
• 64ms, 8,192 cycle Auto Refresh cycle
• Self Refresh Mode
• LVTTL-com patible inputs and outputs
• Serial Presence-Detect (SPD)
Ta b le 2:
Tim in g p a ra m e t e rs
OPTIONS
• Package
MARKING
PC100
CL - RCD - RP
PC133
MODULE
MARKINGS
t
t
t
t
CL - RCD - RP
Unbuffered
A
G
-13E
-133
-10E
2 - 2 - 2
2 - 2 - 2
2 - 2 - 2
2 - 2 - 2
3 - 3 - 3
NA
168-pin DIMM (gold)
• Operating Tem perature Range
Commercial (0°C to +70°C)
Industrial (-40°C to +85°C)1
• Memory Clock/ CAS Latency
(133 MHz)/ CL = 2
None
I
-13E
-133
-10E
Ta b le 3:
Pa rt Nu m b e rs
(133 MHz)/ CL = 3
(100 MHz)/ CL = 2
SYSTEM
PARTNUMBER1
CONFIGURATION BUS SPEED
NOTE:
MT8LSDT3264AG-13E_
MT8LSDT3264AG(I)-133_
MT8LSDT3264AG-10E_
MT16LSDT6464AG-13E_
MT16LSDT6464AG(I)-133_
MT16LSDT6464AG-10E_
NOTE:
32 Meg x 64
32 Meg x 64
32 Meg x 64
64 Meg x 64
64 Meg x 64
64 Meg x 64
133 MHz
133 MHz
100 MHz
133 MHz
133 MHz
100 MHz
1. Consult Micron for availability; Industrial Tempera-
ture Option available in -133 speed only.
Ta b le 1:
Ad d re ss Ta b le
256MB
MODULE
512MB
MODULE
8K
8K
Refresh Count
Device Banks
Device Configuration
Row Addressing
Column Addressing
Module Banks
4 (BA0, BA1)
4 (BA0, BA1)
32 Meg x 8
8K (A0–A12)
1K (A0–A9)
2 (S0,S2; S1,S3)
1. The designators for component and PCB revision
are the last two characters of each part number.
Consult factory for current revision codes. Example:
MT8LSDT3264AG-133B1.
32 Meg x 8
8K (A0–A12)
1K (A0–A9)
1 (S0,S2)
32,64 Meg x 64 SDRAM DIMMs
SD8_16C32_64x64AG_C.fm - Rev. C 11/02
Micron Technology, Inc., reserves the right to change products or specifications without notice.
©2002, Micron Technology Inc.
1