|
MT8VDDT3264AG Datasheet, PDF (1/30 Pages) Micron Technology – DDR SDRAM UNBUFFERED DIMM | |||
|
DDR SDRAM
UNBUFFERED DIMM
Features
⢠184-pin dual in-line memory module (DIMM)
⢠Fast data transfer rates: PC2100 or PC2700
⢠Utilizes 266 MT/s and 333 MT/s DDR SDRAM
components
⢠128MB (16 Meg x 64), 256MB (32 Meg x 64), and
512MB (64 Meg x 64)
⢠VDD = VDDQ = +2.5V
⢠VDDSPD = +2.3V to +3.6V
⢠2.5V I/O (SSTL_2 compatible)
⢠Commands entered on each positive CK edge
⢠DQS edge-aligned with data for READs; center-
aligned with data for WRITEs
⢠Internal, pipelined double data rate (DDR)
architecture; two data accesses per clock cycle
⢠Bidirectional data strobe (DQS) transmitted/
received with dataâi.e., source-synchronous data
capture
⢠Differential clock inputs (CK and CK#)
⢠Four internal device banks for concurrent operation
⢠Programmable burst lengths: 2, 4, or 8
⢠Auto precharge option
⢠Auto Refresh and Self Refresh Modes
⢠15.625µs (128MB), 7.8125µs (256MB, 512MB)
maximum average periodic refresh interval
⢠Serial Presence Detect (SPD) with EEPROM
⢠Programmable READ CAS latency
⢠Gold edge contacts
128MB, 256MB, 512MB (x64, SR)
184-PIN DDR SDRAM UDIMM
MT8VDDT1664A â 128MB
MT8VDDT3264A â 256MB
MT8VDDT6464A â 512MB
For the latest data sheet, please refer to the Micron Web
site: www.micron.com/products/modules
Figure 1: 184-Pin DIMM (MO-206)
Standard 1.25in. (31.75mm)
Low-Profile 1.15in. (29.21mm)
OPTIONS
MARKING
⢠Package
184-pin DIMM (standard)
184-pin DIMM (lead-free)1
⢠Memory Clock/Speed, CAS Latency2
6ns (167 MHz), 333 MT/s, CL = 2.5
7.5ns (133 MHz), 266 MT/s, CL = 2
7.5ns (133 MHz), 266 MT/s, CL = 2
7.5ns (133 MHz), 266 MT/s, CL = 2.5
⢠PCB
G
Y
-335
-2621
-26A1
-265
Standard 1.25in. (31.75mm)
Low-Profile 1.15in. (29.21mm)
See page 2 note
See page 2 note
NOTE: 1. Consult Micron for product availability.
2. CL = CAS (READ) Latency
Table 1: Address Table
Refresh Count
Row Addressing
Device Bank Addressing
Device Configuration
Column Addressing
Module Rank Addressing
128MB
4K
4K (A0âA11)
4 (BA0, BA1)
128Mb (16 Meg x 8)
1K (A0âA9)
1 (S0#)
256MB
8K
8K (A0âA12)
4 (BA0, BA1)
256Mb (32 Meg x 8)
1K (A0âA9)
1 (S0#)
512MB
8K
8K (A0âA12)
4 (BA0, BA1)
512Mb (64 Meg x 8)
2K (A0âA9, A11)
1 (S0#)
pdf: 09005aef80867ab3, source: 09005aef80867a99
DD8C16_32_64x64AG.fm - Rev. G 9/04 EN
1
©2004 Micron Technology, Inc.
PRODUCTS AND SPECIFICATIONS DISCUSSED HEREIN ARE SUBJECT TO CHANGE BY MICRON WITHOUT NOTICE.
|
▷ |